Motorola AP-7131N-FGR Product Reference Manual

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AP-7131N-FGR Access Point
Product Reference Guide
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MOTOROLA and the Stylized M Logo are registered in the US Patent & Trademark Office. Symbol is a registered trademark of Symbol Technologies, Inc. All other product or service names are the property of their respective owners. © 2009 Motorola, Inc. All rights reserved.
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Product Reference Guide
72E-126727-01
Revision A
September 2009
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Contents
About This Guide
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Document Conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Notational Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .viii
Service Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .viii
Chapter 1. Introduction
.New Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
IP Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
MU Rate Limiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Per Radio MU Limit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Power Setting Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
AMSDU Transmission Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
IPSec VPN Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Feature Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
802.11n Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Sensor Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Mesh Roaming Client . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Dual Mode Radio Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Separate LAN and WAN Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Multiple Mounting Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Antenna Support for 2.4 GHz and 5 GHz Radios . . . . . . . . . . . . . . . . . . . . . . 1-10
Sixteen Configurable WLANs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Support for 4 BSSIDs per Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
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Quality of Service (QoS) Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-11
Industry Leading Data Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-11
EAP Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12
WPA2-CCMP (802.11i) Encryption. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12
Firewall Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-13
VPN Tunnels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-13
Content Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-13
VLAN Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-14
Multiple Management Accessibility Options . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
Updatable Firmware. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-14
Programmable SNMP v1/v2/v3 Trap Support . . . . . . . . . . . . . . . . . . . . . . . . .1-15
Power-over-Ethernet Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-15
MU-MU Transmission Disallow. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-16
Voice Prioritization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-16
Support for CAM and PSP MUs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
Statistical Displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17
Transmit Power Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17
Advanced Event Logging Capability. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17
Configuration File Import/Export Functionality . . . . . . . . . . . . . . . . . . . . . . . . 1-17
Default Configuration Restoration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-18
DHCP Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-18
Mesh Networking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-18
Additional LAN Subnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-19
On-board Radius Server Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Hotspot Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Routing Information Protocol (RIP). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21
Manual Date and Time Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21
Dynamic DNS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21
Auto Negotiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21
Adaptive AP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-21
Rogue AP Enhancements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
Radius Time-Based Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-22
QBSS Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-22
Theory of Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
Wireless Coverage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-24
MAC Layer Bridging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Media Types. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-25
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Direct-Sequence Spread Spectrum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-25
MU Association Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
Management Access Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
MAC Address Assignment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-28
Chapter 2. Hardware Installation
Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2
Package Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Access Point Placement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3
Site Surveys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-4
Antenna Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Power Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-6
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Power Injector System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Installing the Power Injector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Preparing for Site Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Cabling the Power Injector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-9
Mounting an AP-7131N-FGR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Wall Mounted Installations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Suspended Ceiling T-Bar Installations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-13
Above the Ceiling (Plenum) Installations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15
LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-18
Dual Radio (2.4/5 GHz) LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Rear LED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-21
Setting Up MUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21
Legacy MUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-21
802.11n MUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Chapter 3. Getting Started
Installing the Access Point. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Configuration Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Initially Connecting to the Access Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Connecting to the Access Point using the WAN Port . . . . . . . . . . . . . . . . . . . .3-3
Connecting to the Access Point using the LAN Port . . . . . . . . . . . . . . . . . . . . .3-3
Basic Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4
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Configuring Your Browser for AP-7131N-FGR Support . . . . . . . . . . . . . . . . . . .3-4
Accessing the AP-7131N-FGR Using Internet Explorer . . . . . . . . . . . . . . .3-5
Accessing the AP-7131N-FGR Using Mozilla Firefox . . . . . . . . . . . . . . . .3-5
Configuring the Access Point. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-6
Configuring Device Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-8
Configuring Basic WLAN Security Settings . . . . . . . . . . . . . . . . . . . . . .3-15
Defining an IPSec VPN Tunnel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
Testing Connectivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-20
Where to Go from Here? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-21
Chapter 4. System Configuration
Configuring System Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-2
Configuring Power Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-6
Adaptive AP Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-11
Configuring Data Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Managing Certificate Authority (CA) Certificates . . . . . . . . . . . . . . . . . . . . . . . . . .4-19
Importing a CA Certificate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-19
Creating Self Certificates for Accessing the VPN . . . . . . . . . . . . . . . . . . . . . .4-21
Creating a Certificate for Onboard Radius Authentication . . . . . . . . . . . . . . .4-25
Configuring SNMP Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-28
Configuring SNMP Access Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35
Enabling SNMP Traps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-36
Configuring Specific SNMP Traps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-39
Configuring SNMP RF Trap Thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-42
Configuring Network Time Protocol (NTP). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-44
Logging Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-48
Importing/Exporting Configurations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-50
Updating Device Firmware. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-53
Chapter 5. Network Management
Configuring the LAN Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1
Configuring VLAN Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-5
Configuring LAN1 and LAN2 Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-9
Configuring Advanced DHCP Server Settings . . . . . . . . . . . . . . . . . . . . .5-13
Setting the Type Filter Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . .5-15
Configuring WAN Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-17
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Configuring Network Address Translation (NAT) Settings . . . . . . . . . . . . . . .5-23
Configuring Port Forwarding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-25
Configuring Dynamic DNS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
Enabling Wireless LANs (WLANs). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-29
Creating/Editing Individual WLANs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-32
Configuring WLAN Security Policies . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-37
Configuring a WLAN Access Control List (ACL) . . . . . . . . . . . . . . . . . . .5-38
Setting the WLAN Quality of Service (QoS) Policy . . . . . . . . . . . . . . . . .5-42
Configuring WLAN Hotspot Support . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-48
Setting the WLAN’s Radio Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-54
Configuring the 802.11a/n or 802.11b/g/n Radio . . . . . . . . . . . . . . . . . .5-59
Configuring MU Rate Limiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-70
Configuring Router Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-71
Setting the RIP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-74
Configuring IP Filtering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-76
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Applying a Filter to LAN1, LAN2 or a WLAN (1-16) . . . . . . . . . . . . . . . . . . . .5-79
Chapter 6. Configuring Access Point Security
Configuring Security Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Setting Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2
Resetting the Access Point Password . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
Enabling Authentication and Encryption Schemes . . . . . . . . . . . . . . . . . . . . . . . . . .6-4
Configuring 802.1x EAP Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
Configuring WPA2-CCMP (802.11i) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-12
Configuring Firewall Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-14
Configuring LAN to WAN Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-17
Available Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-20
Configuring Advanced Subnet Access. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-21
Configuring VPN Tunnels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-23
Creating a VPN Tunnel between Two Access Points . . . . . . . . . . . . . . . . . . . 6-27
Configuring Manual Key Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-29
Configuring Auto Key Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-33
Configuring IKE Key Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-36
Viewing VPN Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-39
Configuring Content Filtering Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-41
Configuring Rogue AP Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-44
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Moving Rogue APs to the Allowed AP List . . . . . . . . . . . . . . . . . . . . . . . . . . .6-48
Displaying Rogue AP Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-50
Using MUs to Detect Rogue Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-52
Configuring User Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-54
Configuring the Radius Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-54
Configuring LDAP Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-58
Configuring a Proxy Radius Server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-61
Managing the Local User Database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-63
Mapping Users to Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-65
Defining User Access Permissions by Group. . . . . . . . . . . . . . . . . . . . . . . . . .6-67
Editing Group Access Permissions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-69
Chapter 7. Monitoring Statistics
Viewing WAN Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-2
Viewing LAN Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-6
Viewing a LAN’s STP Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9
Viewing Wireless Statistics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-12
Viewing WLAN Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-15
Viewing Radio Statistics Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-18
Viewing Radio Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-20
Retry Histogram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-24
Viewing MU Statistics Summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-25
Viewing MU Details. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-27
Pinging Individual MUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-30
MU Authentication Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-31
Viewing the Mesh Statistics Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-32
Viewing Known Access Point Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-34
Chapter 8. CLI Reference
Connecting to the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-2
Accessing the CLI through the Serial Port. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
Accessing the CLI via Telnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-2
Admin and Common Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-3
Network Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-11
Network LAN Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-12
Network LAN, Bridge Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-16
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Network LAN, WLAN-Mapping Commands . . . . . . . . . . . . . . . . . . . . . .8-19
Network LAN, DHCP Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-28
Network Type Filter Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-34
Network WAN Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-39
Network WAN NAT Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-42
Network WAN, VPN Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-48
AP7131N>admin(network.wan.content)> . . . . . . . . . . . . . . . . . . . . . . . . 8-57
Network WAN, Dynamic DNS Commands . . . . . . . . . . . . . . . . . . . . . . .8-61
Network Wireless Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-65
Network WLAN Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-66
Network Security Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-79
Network ACL Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-86
Network Radio Configuration Commands . . . . . . . . . . . . . . . . . . . . . . . .8-91
Network Quality of Service (QoS) Commands. . . . . . . . . . . . . . . . . . . .8-121
Network Rate Limiting Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-126
ix
Network Rogue-AP Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-129
WIPS Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-139
Network MU Locationing Commands . . . . . . . . . . . . . . . . . . . . . . . . . . 8-142
Network Firewall Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-145
Network Router Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-150
System Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-156
Power Setup Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-162
Adaptive AP Setup Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-165
System Access Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-169
System Certificate Management Commands . . . . . . . . . . . . . . . . . . . . . . . . 8-172
System SNMP Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-185
System SNMP Access Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-186
System SNMP Traps Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-191
System User Database Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-197
System Radius Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-210
System Network Time Protocol (NTP) Commands . . . . . . . . . . . . . . . . . . . .8-233
System Log Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-238
System Configuration-Update Commands . . . . . . . . . . . . . . . . . . . . . . . . . .8-243
Firmware Update Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-251
FIPS Test Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-255
Statistics Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-259
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Chapter 9. Configuring Mesh Networking
Mesh Networking Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-1
The Client Bridge Association Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-3
Client Bridge Configuration Process Example . . . . . . . . . . . . . . . . . . . . . .9-4
Spanning Tree Protocol (STP). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-4
Defining the Mesh Topology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-5
Mesh Networking and the Access Point’s Two Subnets. . . . . . . . . . . . . . . . . .9-5
Normal Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-6
Impact of Importing/Exporting Configurations to a Mesh Network . . . . . . . . .9-6
Configuring Mesh Networking Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-6
Setting the LAN Configuration for Mesh Networking Support . . . . . . . . . . . . .9-6
Configuring a WLAN for Mesh Networking Support. . . . . . . . . . . . . . . . . . . . .9-9
Configuring the Access Point Radio for Mesh Support . . . . . . . . . . . . . . . . . .9-13
Mesh Network Deployment - Quick Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-20
Scenario 1 - Two Base Bridges and One Client Bridge . . . . . . . . . . . . . . . . . .9-20
Configuring AP#1:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-20
Configuring AP#2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-24
Configuring AP#3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-25
Verifying Mesh Network Functionality for Scenario #1. . . . . . . . . . . . . .9-27
Scenario 2 - Two Hop Mesh Network with a Base and a Client Bridge . . . . .9-27
Configuring AP#1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-27
Configuring AP#2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-28
Configuring AP#3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-29
Verifying Mesh Network Functionality for Scenario #2. . . . . . . . . . . . . .9-31
Mesh Networking Frequently Asked Questions. . . . . . . . . . . . . . . . . . . . . . . . . . . .9-32
Chapter 10. Adaptive AP
Adaptive AP Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-1
Where to Go From Here . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-2
Adaptive AP Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-3
Licensing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-3
Switch Discovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-3
Auto Discovery using DHCP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-4
Manual Adoption Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-5
Securing a Configuration Channel Between Switch and AP . . . . . . . . . . . . . .10-5
Adaptive AP WLAN Topology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-5
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Configuration Updates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-6
Securing Data Tunnels between the Switch and AAP . . . . . . . . . . . . . . . . . .10-6
Adaptive AP Switch Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-6
Remote Site Survivability (RSS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-7
Adaptive Mesh Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-7
Supported Adaptive AP Topologies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-8
Topology Deployment Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-8
Extended WLANs Only . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-9
Independent WLANs Only . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-9
Extended WLANs with Independent WLANs . . . . . . . . . . . . . . . . . . . . . . . . .10-9
Extended WLAN with Mesh Networking. . . . . . . . . . . . . . . . . . . . . . . . . . . .10-10
How the AP Receives its Adaptive Configuration . . . . . . . . . . . . . . . . . . . . . . . . .10-10
Establishing Basic Adaptive AP Connectivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-12
Adaptive AP Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-12
Adopting an Adaptive AP Manually. . . . . . . . . . . . . . . . . . . . . . . . . . . .10-12
xi
Adopting an Adaptive AP Using a Configuration File . . . . . . . . . . . . . .10-14
Adopting an Adaptive AP Using DHCP Options. . . . . . . . . . . . . . . . . . .10-14
Switch Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-15
Adaptive AP Deployment Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . .10-18
Sample Switch Configuration File for IPSec and Independent WLAN . . . . .10-19
Appendix A. Technical Specifications
Physical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2
Radio Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3
Country Codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4
Appendix B. Usage Scenarios
Configuring Automatic Updates using a DHCP or Linux BootP Server . . . . . . . . . . B-1
Windows - DHCP Server Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
Embedded Options - Using Option 43 . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
Global Options - Using Extended/Standard Options . . . . . . . . . . . . . . . . B-3
DHCP Priorities. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-5
Linux - BootP Server Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6
BootP Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-7
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BootP Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-9
Configuring an IPSEC Tunnel and VPN FAQs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-10
Configuring a VPN Tunnel Between Two Access Points. . . . . . . . . . . . . . . . .B-10
Configuring a Cisco VPN Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-13
Frequently Asked VPN Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-15
Appendix C. Customer Support
Index
Page 15
About This Guide
Introduction
This guide provides configuration and setup information for the AP-7131N-FGR model access point.
Document Conventions
The following document conventions are used in this document:
NOTE Indicate tips or special requirements.
CAUTION Indicates conditions that can cause equipment damage or data
loss.
!
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AP-7131N-FGR Access Point Product Reference Guide
WARNING! Indicates a condition or procedure that could result in personal injury or
equipment damage.
Notational Conventions
The following notational conventions are used in this document:
Italics are used to highlight specific items in the general text, and to identify chapters and sections in this and related documents.
Bullets (•) indicate:
• action items
• lists of alternatives
• lists of required steps that are not necessarily sequential
Sequential lists (those describing step-by-step procedures) appear as numbered lists.
Service Information
If a problem is encountered with the access point, contact Customer Support. Refer to
Appendix C for contact information. Before calling, have the model and serial number on hand.
If the problem cannot be solved over the phone, you may need to return your equipment for servicing. If that is necessary, you will be given specific instructions.
Motorola is not responsible for any damages incurred during shipment if the approved shipping container is not used. Shipping the units improperly can possibly void the warranty. If the original shipping container was not kept, contact Motorola to have another sent to you.
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Introduction
As a standalone access point, an AP-7131N-FGR provides small and medium-sized businesses with a consolidated wired and wireless networking infrastructure, all in a single device. The integrated router, gateway, firewall, DHCP and Power-over-Ethernet (PoE) simplify and reduce the costs associated with networking by eliminating the need to purchase and manage multiple devices.
The access point is also designed to meet the needs of large, distributed enterprises by converging the functionality of a thick access point and thin access port into a single device. This mode enables the deployment of a fully featured intelligent access point that can be centrally configured and managed via a Motorola wireless switch in either corporate headquarters or a network operations center (NOC). In the event the connection between the access point and the wireless switch is lost, a Remote Site Survivability (RSS) feature ensures the delivery of uninterrupted wireless services at the local or remote site. All traffic between the adaptive access points and the wireless switch is secured though an IPSec tunnel. Additionally, compatibility with Motorola’s RF Management Suite (RFMS) allows you to centrally plan, deploy, monitor and secure large deployments.
If you are new to using an access point for managing your network, refer to Theory of Operations on
page 1-23 for an overview on wireless networking fundamentals.
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Beginning with the 4.x access point firmware baseline, Motorola is introducing an AP-7131N-FGR model access point as a compliment to the existing AP-7131 access point family. The new AP-7131N-FGR access point supports the same feature set as existing AP-7131and AP-7131N model access points. Unlike the AP-7131 and AP-7131N models however, an AP-7131N-FGR has specialized data protection mechanisms and prompts the user when secure information is displayed within the access point GUI applet.
The AP-7131N-FGR enables you to configure one radio for 802.11a/n support, and the other for
802.11b/g/n support.
The two models available to the AP-7131N-FGR series include:
AP-7131N-66040-FGR (802.11an and 802.11bgn capable)
AP-7131N-44040-FGR (802.11a and 802.11bg capable)
1.1 .New Features
The following features are now available with the introduction of the new 4.0 access point hardware and firmware baseline:
IP Filtering
MU Rate Limiting
Per Radio MU Limit
Power Setting Configuration
AMSDU Transmission Support
IPSec VPN Support
1.1.1 IP Filtering
IP filtering determines which IP packets are processed normally and which are discarded. If discarded, the packet is deleted and completely ignored (as if never received). Optionally apply different criteria to better refine which packets to filter.
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Introduction
IP filtering supports the creation of up to 20 filter rules enforced at layer 3. Once defined (using the access point’s SNMP, GUI or CLI), filtering rules can be enforced on the access point’s LAN1, LAN2 and WLAN interfaces. An additional default action is also available denying traffic when the filter rules fail. Lastly, imported and exported configurations retain their defined IP filtering configurations.
For information on configuring the access point’s IP filtering functionality, see Configuring IP Filtering
on page 5-76.
1.1.2 MU Rate Limiting
MU rate limiting enables an administrator to determine how much radio bandwidth is allocated to each MU within any one of the 16 supported WLANs.
Before this 4.0 baseline release, Motorola access points supported bandwidth management on a per­WLAN basis. Each WLAN could be configured to receive (at most) a certain percentage of the total available downstream bandwidth. The new rate limiting feature is a replacement of the bandwidth management feature allowing for better MU radio bandwidth allotments on a per WLAN basis.
1-3
To globally enable or disable the MU rate limit and assess the WLANs in which it’s currently invoked, see Configuring MU Rate Limiting on page 5-70.
To define the actual MU rate limit (maximum downstream bandwidth allocation in kbps), see
Creating/Editing Individual WLANs on page 5-32.
1.1.3 Per Radio MU Limit
Prior to this new 4.0 AP firmware baseline, an access point allowed a total of 127 MU associations, regardless of the number of radios on the AP. With a dual-radio AP, if there were already 127 MUs associated to one radio, that were no slots available for a MU to associate with another radio.
With the new 4.0 firmware, an AP can reserve slots on each radio so MUs of one radio type (11a/n or 11bg/n) have better chances for AP association. Therefore, the total number of MUs allowed to associate remains at 127, but you can now strategically distribute the 127 MU associations between the data radios.
For information on setting the number of MU associations on a specific radio, see Configuring the
802.11a/n or 802.11b/g/n Radio on page 5-59.
1.1.4 Power Setting Configuration
The access point’s power management functionality automatically configures the AP's operational mode so it safely operates within available power. The power setting feature enables the user to
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select one of three power operating modes, 3af, 3at and full power. When an access point is operating in either 3af or 3at mode, the transmit power is always lower than the full power setting. With the introduction of the AP-7131N-FGR model access point, the power options available for dual radio model access points has never been more diverse, and careful consideration must be made before deploying the access point.
The AP’s hardware design uses a complex programmable logic device (CPLD). When an AP is powered on (or performing a cold reset), the CPLD determines the maximum power available to the AP by a POE device. Once an operational power configuration is defined, the AP firmware can read the power setting and configure operating characteristics based on the AP’s SKU and power configuration. If the POE cannot provide sufficient power (with all interfaces enabled), the following interfaces could be disabled or modified:
Radio transmit power could be reduced due to lack of sufficient power or the radio can be disabled
The WAN port configuration could be changed (enabled or disabled)
For information on configuring the access point’s power configuration, see Configuring Power
Settings on page 4-6.
1.1.5 AMSDU Transmission Support
Aggregate MAC Service Data Unit (AMSDU) is an 802.11n specific MAC feature which enhances the transmission of multiple MSDU contents wrapped within a single preamble/packet infrastructure. The AMSDU transmission limit is set to 3839 bites by default.
For information on configuring AMSDU support for an access point radio, see Configuring the
802.11a/n or 802.11b/g/n Radio on page 5-59. AMSDU support can be defined by selecting the Set
Aggregation button within the Network Configuration -> Wireless -> Radio Configuration ->
Radio1 screen.
1.1.6 IPSec VPN Support
A VPN ensures data privacy between two end points, even while using a communication medium which is itself insecure (like the Internet). VPNs create a secure tunnel between two end points as if they are directly connected over a secure connection. Traffic is secured using a robust IPSec encryption technique.
You can get the safety of a VPN in a WLAN by hosting the VPN server at the access point, and the VPN client software on the MU. For that reason, a VPN provides secure WLAN access to MUs. A VPN
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solution was more common before 802.11i was introduced, but is not as common now, since 802.11i/ WPA2 is considered more secure.
For information on configuring VPN support, see Configuring VPN Tunnels on page 6-23. For instructions on configuring a IPSec VPN tunnel using two access points, see Creating a VPN Tunnel
between Two Access Points on page 6-27.
1.2 Feature Overview
The following legacy features have been carried forward into the 4.x firmware baseline:
802.11n Support
Sensor Support
Mesh Roaming Client
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Dual Mode Radio Options
Separate LAN and WAN Ports
Multiple Mounting Options
Antenna Support for 2.4 GHz and 5 GHz Radios
Sixteen Configurable WLANs
Support for 4 BSSIDs per Radio
Quality of Service (QoS) Support
Industry Leading Data Security
VLAN Support
Multiple Management Accessibility Options
Updatable Firmware
Programmable SNMP v1/v2/v3 Trap Support
Power-over-Ethernet Support
MU-MU Transmission Disallow
Voice Prioritization
Support for CAM and PSP MUs
Statistical Displays
Transmit Power Control
Advanced Event Logging Capability
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Configuration File Import/Export Functionality
Default Configuration Restoration
DHCP Support
Mesh Networking
Additional LAN Subnet
On-board Radius Server Authentication
Hotspot Support
Routing Information Protocol (RIP)
Manual Date and Time Settings
Dynamic DNS
Auto Negotiation
Adaptive AP
Rogue AP Enhancements
Radius Time-Based Authentication
QBSS Support
1.2.1 802.11n Support
Motorola provides full life-cycle support for either a new or existing 802.11n mobility deployment, from network design to day-to-day support. For information on deploying your 802.11n radio, see
Configuring the 802.11a/n or 802.11b/g/n Radio on page 5-59.
1.2.2 Sensor Support
The Motorola Wireless Intrusion Protection System (WIPS) protects your wireless network, mobile devices and traffic from attacks and unauthorized access. WIPS provides tools for standards compliance and around-the-clock 802.11a/b/g wireless network security in a distributed environment. WIPS allows administrators to identify and accurately locate attacks, rogue devices and network vulnerabilities in real time and permits both a wired and wireless lockdown of wireless device connections upon acknowledgement of a threat.
An access point radio can function as a sensor and upload sensor mode operation information to a dedicated WIPS server. WIPS is not supported on a WLAN basis, rather sensor functionality is supported on the access point radio(s) available to each WLAN. When an access point radio is functioning as a WIPS sensor, it is able to scan in sensor mode across all channels within the 2.4 and
5.0 GHz bands.
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Sensor support requires a Motorola AirDefense WIPS Server on the network. Sensor functionality is not provided by the access point alone. The access point works in conjunction with a dedicated WIPS server. For information on configuring an AirDefense server for optimal use with an access point in sensor mode, go to
http://support.symbol.com/support/product/manuals.do select AirDefense and
open the Motorola AirDefense Enterprise 7.3.3 Users Guide.
The following is a network topology illustrating how a sensor functions within an access point supported wireless network:
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A radio in sensor mode supports three basic features:
NOTE The functions described below are conducted on the WIPS server side,
not on the access point.
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Wireless Termination - The access point attempts to force an unwanted (or unauthorized) connection to disconnect.
Wireless Sniffing - All received frames are reported to the WIPS server. This feature provides the WIPS server with visibility into the activity on the wireless network. The WIPS server processes the received traffic and provides the IT administrator with useful information about the 802.11 RF activities in the enterprise.
Spectrum Analysis - The data needed to provide the current RF Spectrum is provided to the WIPS server. The access point does not display the data, but it is available to the WIPS server. Spectrum analysis can operate only when there are no WLAN radios configured. The WIPS daemon and server are responsible for limiting operation only when there is no radio in WLAN mode. When a configuration change is made at the AP, the Spectrum Analysis operation stops.
Live View- The WIPS application (commonly referred to as Motorola Enterprise) provides a live view of the sensors, APs and MUs operating in a WLAN. Live view support exists throughout the WIPS application, wherever a device icon appears in an information panel or navigation tree. Access Live View by right-clicking on the device, which automatically limits the data to the specific device your choose.
Sensor radios can be tuned to channels in both the 2.4GHz and 5.0 GHz band. The channels in use by a given radio are defined by the WIPS application. There is no need to explicitly set a band for a sensor radio. Instead, select either default values or specific channels. Specific channels can be in either band.
CAUTION Users cannot define a radio as a sensor when one of the access point
!
radios is functioning as a rogue AP detector. To use one of the radios as a WIPS sensor, you must disable its current detector method(s) first, then set the radio for WIPS sensor support. For information on disabling rogue AP detection, see Configuring Rogue AP Detection on
page 6-44.
1.2.3 Mesh Roaming Client
Enable the Mesh Roaming Client feature (using the access point’s CLI) to allow a client bridge to associate in the same manner as a regular mesh client bridge. After an initial (single) association, the client bridge will not attempt additional associations. Since STP will be disabled, the association forwards data as soon as the association attempt is successful. When Mesh Roaming Client is enabled, base bridge mode is not supported to avoid a loop within the mesh topology. Thus, the Mesh Roaming Client is always an end point (by design) within the mesh wireless topology. The base bridge
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will need STP disabled to immediately begin forwarding data when a roaming client bridge associates.
1.2.4 Dual Mode Radio Options
When the access point is manufactured as a dual-radio access point, as is the case with the AP-7131N-FGR, the access point enables you to configure one radio for 802.11a/n support, and the other for 802.11b/g/n support.
The two models available to the AP-7131N-FGR series include:
AP-7131N-66040-FGR (802.11an and 802.11bgn capable)
AP-7131N-44040-FGR (802.11a and 802.11bg capable)
For detailed information, see Setting the WLAN’s Radio Configuration on page 5-54.
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1.2.5 Separate LAN and WAN Ports
The access point has one LAN (GE1/POE) port and one WAN (GE2) port, each with their own MAC address. The access point must manage all data traffic over the LAN connection carefully as either a DHCP client, BOOTP client, DHCP server or using a static IP address. The access point can only use a Power-over-Ethernet device when connected to the LAN port.
For detailed information on configuring the LAN port, see Configuring the LAN Interface on page 5-1.
A Wide Area Network (WAN) is a widely dispersed telecommunications network. In a corporate environment, the WAN port might connect to a larger corporate network. For a small business, the WAN port might connect to a DSL or cable modem to access the Internet. Regardless, network address information must be configured for the access point’s intended mode of operation.
For detailed information on configuring the access point’s WAN port, see Configuring WAN Settings
on page 5-17.
The LAN and WAN port MAC addresses can be located within the LAN and WAN Stats screens.
For detailed information on locating the access point’s MAC addresses, see Viewing WAN Statistics
on page 7-2 and Viewing LAN Statistics on page 7-6. For information on access point MAC address
assignments, see MAC Address Assignment on page 1-28.
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1.2.6 Multiple Mounting Options
The access point attaches to a wall, mounts under a ceiling or above a ceiling (attic). Choose a mounting option based on the physical environment of the coverage area. Do not mount the access point in a location that has not been approved in a radio coverage site survey.
For detailed information on the mounting options available , see Mounting an AP-7131N-FGR on page
2-10.
1.2.7 Antenna Support for 2.4 GHz and 5 GHz Radios
The access point supports several 802.11a/n and 802.11b/g/n radio antennas. Select the antenna best suited to the radio transmission requirements of your coverage area.
For an exhaustive overview of the antennas and associated components supported by the Motorola access point family, refer to the Enterprise Wireless LAN Antenna Specification Guide available at
http://support.symbol.com/support/product/manuals.do.
1.2.8 Sixteen Configurable WLANs
A Wireless Local Area Network (WLAN) is a data-communications system that flexibly extends the functionalities of a wired LAN. A WLAN does not require lining up devices for line-of-sight transmission, and are thus, desirable for wireless networking. Roaming users can be handed off from one access point to another like a cellular phone system. WLANs can therefore be configured around the needs of specific groups of users, even when they are not in physical proximity. Sixteen WLANs are configurable on each access point.
To enable and configure WLANs on an access point radio, see Enabling Wireless LANs (WLANs) on
page 5-29.
1.2.9 Support for 4 BSSIDs per Radio
The access point supports four BSSIDs per radio. Each BSSID has a corresponding MAC address. The first MAC address corresponds to BSSID #1. The MAC addresses for the other three BSSIDs (BSSIDs #2, #3, #4) are derived by adding 1, 2, 3, respectively, to the radio MAC address.
If the radio MAC address displayed on the Radio Settings screen is 00:23:68:72:20:DC, then the BSSIDs for that radio will have the following MAC addresses:
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BSSID MAC Address Hexadecimal Addition
BSSID #1 00:23:68:72:20:DC Same as Radio MAC address
BSSID #2 00:23:68:72:20:DD Radio MAC address +1
BSSID #3 00:23:68:72:20:DE Radio MAC address +2
BSSID #4 00:23:68:72:20:DF Radio MAC address +3
For detailed information on strategically mapping BSSIDs to WLANs, see Configuring the 802.11a/n
or 802.11b/g/n Radio on page 5-59. For information on access point MAC address assignments, see MAC Address Assignment on page 1-28.
1.2.10 Quality of Service (QoS) Support
The QoS implementation provides applications running on different wireless devices a variety of priority levels to transmit data to and from the access point. Equal data transmission priority is fine for data traffic from applications such as Web browsers, file transfers or email, but is inadequate for multimedia applications.
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Voice over Internet Protocol (VoIP), video streaming and interactive gaming are highly sensitive to latency increases and throughput reductions. These forms of higher priority data traffic can significantly benefit from the QoS implementation.The WiFi Multimedia QOS Extensions (WMM) implementation used by the shortens the time between transmitting higher priority data traffic and is thus desirable for multimedia applications. In addition, U-APSD (WMM Power Save) is also supported.
WMM defines four access categories—voice, video, best effort and background—to prioritize traffic for enhanced multimedia support.
For detailed information on configuring QoS support, see Setting the WLAN Quality of Service (QoS)
Policy on page 5-42.
1.2.11 Industry Leading Data Security
The AP-7131N-FGR a unique set of encryption and authentication techniques to protect the data transmitting on the WLAN.
The following authentication techniques are supported:
EAP Authentication
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The following encryption techniques are supported:
WPA2-CCMP (802.11i) Encryption
In addition, the access point supports the following additional security features:
Firewall Security
VPN Tunnels
Content Filtering
For an overview on the encryption and authentication schemes available , refer to Configuring Access
Point Security on page 6-1.
1.2.11.1 EAP Authentication
The Extensible Authentication Protocol (EAP) feature provides access points and their associated MUs an additional measure of security for data transmitted over the wireless network. Using EAP, authentication between devices is achieved through the exchange and verification of certificates.
EAP is a mutual authentication method whereby both the MU and AP are required to prove their identities. Using EAP, the user loses device authentication if the server cannot provide proof of device identification.
Using EAP, a user requests connection to a WLAN through the access point. The access point then requests the identity of the user and transmits that identity to an authentication server. The server prompts the AP for proof of identity (supplied to the by the user) and then transmits the user data back to the server to complete the authentication process.
An MU is not able to access the network if not authenticated. When configured for EAP support, the access point displays the MU as an EAP station.
EAP is only supported on mobile devices running Windows XP, Windows 2000 (using Service Pack #4) and Windows Mobile 2003. Refer to the system administrator for information on configuring a Radius Server for EAP (802.1x) support.
For detailed information on EAP configurations, see Configuring 802.1x EAP Settings on page 6-6.
1.2.11.2 WPA2-CCMP (802.11i) Encryption
WPA2 is a newer 802.11i standard that provides even stronger wireless security than Wi-Fi Protected Access (WPA) and WEP. Counter-mode/CBC-MAC Protocol (CCMP) is the security standard used by
the Advanced Encryption Standard (AES). AES serves the same function TKIP does for WPA-TKIP. CCMP computes a Message Integrity Check (MIC) using the proven Cipher Block Message
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Authentication Code (CBC-MAC) technique. Changing just one bit in a message produces a totally
different result.
WPA2-CCMP is based on the concept of a Robust Security Network (RSN), which defines a hierarchy of keys with a limited lifetime (similar to TKIP). Like TKIP, the keys the administrator provides are used to derive other keys. Messages are encrypted using a 256-bit secret key and a 256-bit block of data. The end result is an encryption scheme as secure as any the access point provides.
For detailed information on WPA2-CCMP, see Configuring WPA2-CCMP (802.11i) on page 6-12.
1.2.11.3 Firewall Security
A firewall keeps personal data in and hackers out. The access point’s firewall prevents suspicious Internet traffic from proliferating the access point managed network. The access point performs Network Address Translation (NAT) on packets passing to and from the WAN port. This combination provides enhanced security by monitoring communication with the wired network.
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For detailed information on configuring the access point’s firewall, see Configuring Firewall Settings
on page 6-14.
1.2.11.4 VPN Tunnels
Virtual Private Networks (VPNs) are IP-based networks using encryption and tunneling providing users remote access to a secure LAN. In essence, the trust relationship is extended from one LAN across the public network to another LAN, without sacrificing security. A VPN behaves like a private network; however, because the data travels through the public network, it needs several layers of security. The access point can function as a robust VPN gateway.
For detailed information on configuring VPN security support, see Configuring VPN Tunnels on page
6-23.
1.2.11.5 Content Filtering
Content filtering allows system administrators to block specific commands and URL extensions from going out through the WAN port. Therefore, content filtering affords system administrators selective control on the content proliferating the network and is a powerful screening tool. Content filtering allows the blocking of up to 10 files or URL extensions and allows blocking of specific outbound requests.
For detailed information on configuring content filtering support, see Configuring Content Filtering
Settings on page 6-41.
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1.2.12 VLAN Support
A Virtual Local Area Network (VLAN) can electronically separate data on the same AP from a single broadcast domain into separate broadcast domains. By using a VLAN, you can group by logical function instead of physical location. There are 16 VLANs supported on the access point. An administrator can map up to 16 WLANs to 16 VLANs and enable or disable dynamic VLAN assignment. In addition to these 16 VLANs, the access point supports dynamic, user-based, VLANs when using EAP authentication.
VLANs enable organizations to share network resources in various network segments within large areas (airports, shopping malls, etc.). A VLAN is a group of clients with a common set of requirements independent of their physical location. VLANs have the same attributes as physical LANs, but they enable administrators to group clients even when they are not members of the same network segment.
For detailed information on configuring VLAN support, see Configuring VLAN Support on page 5-5.
1.2.13 Multiple Management Accessibility Options
The access point can be accessed and configured using one of the following:
Java-Based Web UI
Human readable config file (imported via SFTP)
MIB (Management Information Base)
Command Line Interface (CLI) accessed via RS-232 or Telnet. Use the access point’s DB-9 serial port for direct access to the command-line interface from a PC. Use a Null-Modem cable (Part No. 25-632878-0) for the best fitting connection.
1.2.14 Updatable Firmware
Motorola periodically releases updated versions of device firmware to the Motorola Web site. If the firmware version displayed on the System Settings screen (see Configuring System Settings on page
4-2) is older than the version on the Web site, Motorola recommends updating the access point to
the latest firmware version for full feature functionality.
For detailed information on updating the firmware using SFTP, see Updating Device Firmware on page
4-53.
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1.2.15 Programmable SNMP v1/v2/v3 Trap Support
Simple Network Management Protocol (SNMP) facilitates the exchange of management information between network devices. SNMP uses Management Information Bases (MIBs) to manage the device configuration and monitor Internet devices in remote locations. MIB information accessed via SNMP is defined by a set of managed objects called Object Identifiers (OIDs). An OID is used to uniquely identify each object variable of a MIB.
SNMP allows a network administrator to configure the access point, manage network performance, find and solve network problems, and plan network growth. The access point supports SNMP management functions for gathering information from its network components. The access point’s download site contains the following MIB files supporting the access point:
Symbol-CC-WS2000-MIB-2.0 (standard MIB file)
Symbol-AP_MIB
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The access point’s SNMP agent functions as a command responder and is a multilingual agent responding to SNMPv1, v2c and v3 managers (command generators). The factory default configuration maintains SNMPv1/2c support of community names, thus providing backward compatibility.
For detailed information on configuring SNMP traps, see Configuring SNMP Settings on page 4-28.
1.2.16 Power-over-Ethernet Support
When users purchase a Motorola WLAN solution, they often need to place access points in obscure locations. In the past, a dedicated power source was required for each access point in addition to the Ethernet infrastructure. This often required an electrical contractor to install power drops at each access point location.
An approved Power Injector solution merges power and Ethernet into one cable, reducing the burden of installation and allows optimal access point placement in respect to the intended radio coverage area. The access point can only use a Power-over-Ethernet device when connected to the access point’s LAN (GE1/POE) port. The access point can also support 3af/3at compliant products from other vendors.
The Power Injector (Part No. AP-PSBIAS-1P3-AFR) is a single-port Power over Ethernet hub combining low-voltage DC with Ethernet data in a single cable connecting to the access point. The Power Injector’s single DC and Ethernet data cable creates a modified Ethernet cabling environment on the access point’s LAN port eliminating the need for separate Ethernet and power cables. For detailed information on using the Power Injector, see Power Injector System on page 2-7.
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1.2.17 MU-MU Transmission Disallow
The access point’s MU-MU Disallow feature prohibits MUs from communicating with each other even if on the same WLAN, assuming one of the WLAN’s is configured to disallow MU-MU communication. Therefore, if an MU’s WLAN is configured for MU-MU disallow, it will not be able to communicate with any other MUs connected to this access point.
For detailed information on configuring an WLAN to disallow MU to MU communications, see
Creating/Editing Individual WLANs on page 5-32.
1.2.18 Voice Prioritization
Each access point WLAN has the capability of having its QoS policy configured to prioritize the network traffic requirements for associated MUs. A WLAN QoS page is available for each enabled WLAN on either the 802.11a/n or 802.11b/g/n radio.
Use the QoS page to enable voice prioritization for devices to receive the transmission priority they may not normally receive over other data traffic. Voice prioritization allows the access point to assign priority to voice traffic over data traffic, and (if necessary) assign legacy voice supported devices (non WMM supported voice devices) additional priority.
For detailed information on configuring voice prioritization over other voice enabled devices, see
Setting the WLAN Quality of Service (QoS) Policy on page 5-42.
1.2.19 Support for CAM and PSP MUs
The access point supports both CAM and PSP powered MUs. CAM (Continuously Aware Mode) MUs leave their radios on continuously to hear every beacon and message transmitted. These systems operate without any adjustments by the access point.
A beacon is a uniframe system packet broadcast by the AP to keep the network synchronized. A beacon includes the ESSID, MAC address, Broadcast destination addresses, a time stamp, a DTIM
(Delivery Traffic Indication Message) and the TIM (Traffic Indication Map).
PSP (Power Save Polling) MUs power off their radios for short periods. When a MU in PSP mode
associates with an access point, it notifies the access point of its activity status. The access point responds by buffering packets received for the MU. PSP mode is used to extend an MU’s battery life by enabling the MU to “sleep” during periods of inactivity.
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1.2.20 Statistical Displays
The access point can display robust transmit and receive statistics for the WAN and LAN ports. WLAN stats can be displayed collectively and individually for enabled WLANs. Transmit and receive statistics are available for the access point’s 802.11a/n and 802.11b/g/n radios. An advanced radio statistics page is also available to display retry histograms for specific data packet retry information.
Associated MU stats can be displayed collectively and individually for specific MUs. An echo (ping) test is also available to ping specific MUs to assess association strength. Finally, the access point can detect and display the properties of other APs detected within its radio coverage area. The type of AP detected can be displayed as well as the properties of individual APs.
For detailed information on available access point statistical displays and the values they represent, see Monitoring Statistics on page 7-1.
1.2.21 Transmit Power Control
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The access point has a configurable power level for each radio. This enables the network administrator to define the antenna’s transmission power level in respect to the access point’s placement or network requirements as defined in the site survey.
For detailed information on setting the radio transmit power level, see Configuring the 802.11a/n or
802.11b/g/n Radio on page 5-59.
1.2.22 Advanced Event Logging Capability
The access point periodically logs system events. Logging events is useful in assessing the throughput and performance of the access point or troubleshooting problems on the access point managed Local Area Network (LAN).
For detailed information on access point events, see Logging Configuration on page 4-48.
1.2.23 Configuration File Import/Export Functionality
Configuration settings for an access point can be downloaded from the current configuration of another access point. This affords the administrator the ability to save the current configuration before making significant changes or restoring a default configuration. A configuration file from a dual radio AP-7131N-FGR can be imported to another dual radio model AP-7131N-FGR.
For detailed information on importing or exporting configuration files, see Importing/Exporting
Configurations on page 4-50.
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1.2.24 Default Configuration Restoration
The access point can restore its default configuration or a partial default configuration (with the exception of current WAN and SNMP settings). Restoring the default configuration is a good way to create new WLANs if the MUs the access point supports have been moved to different radio coverage areas.
For detailed information on restoring a default or partial default configuration, see Configuring
System Settings on page 4-2.
1.2.25 DHCP Support
The access point can use Dynamic Host Configuration Protocol (DHCP) to obtain a leased IP address and configuration information from a remote server. DHCP is based on the BOOTP protocol and can coexist or interoperate with BOOTP. Configure the access point to send out a DHCP request searching for a DHCP/BOOTP server to acquire HTML, firmware or network configuration files when the access point boots. Because BOOTP and DHCP interoperate, whichever responds first becomes the server that allocates information.
The access point can be set to only accept replies from DHCP or BOOTP servers or both (this is the default setting). Disabling DHCP disables BOOTP and DHCP and requires network settings to be set manually. If running both DHCP and BOOTP, do not select BOOTP Only. BOOTP should only be used when the server is running BOOTP exclusively.
The DHCP client automatically sends a DHCP request at an interval specified by the DHCP server to renew the IP address lease as long as the access point is running (this parameter is programmed at the DHCP server). For example: Windows 2000 servers typically are set for 3 days.
1.2.26 Mesh Networking
Utilize the new mesh networking functionality to allow the access point to function as a bridge to connect two Ethernet networks or as a repeater to extend your network’s coverage area without additional cabling. Mesh networking is configurable in two modes. It can be set in a wireless client bridge mode and/or a wireless base bridge mode (which accepts connections from client bridges). These two modes are not mutually exclusive.
In client bridge mode, the access point scans to find other access points using the selected WLAN’s ESSID. The access point must go through the association and authentication process to establish a wireless connection. The mesh networking association process is identical to the access point’s MU association process. Once the association/authentication process is complete, the wireless client adds the connection as a port on its bridge module. This causes the access point (in client bridge
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mode) to begin forwarding configuration packets to the base bridge. An access point in base bridge mode allows the access point radio to accept client bridge connections.
The two bridges communicate using the Spanning Tree Protocol (STP). The spanning tree determines the path to the root and detects if the current connection is part of a network loop with another connection. Once the spanning tree converges, both access points begin learning which destinations reside on which side of the network. This allows them to forward traffic intelligently.
After the access point (in client bridge mode) establishes at least one wireless connection, it will begin beaconing and accepting wireless connections (if configured to support mobile users). If the access point is configured as both a client bridge and a base bridge, it begins accepting client bridge connections. In this way, the mesh network builds itself over time and distance.
Once the access point (in client bridge mode) establishes at least one wireless connection, it establishes other wireless connections in the background as they become available. In this way, the access point can establish simultaneous redundant links. An access point (in client bridge mode) can establish up to 3 simultaneous wireless connections with other access points. A client bridge always initiates the connections and the base bridge is always the acceptor of the mesh network data proliferating the network.
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Since each access point can establish up to 3 simultaneous wireless connections, some of these connections may be redundant. In that case, the STP algorithm determines which links are the redundant links and disables the links from forwarding.
For an overview on mesh networking as well as details on configuring the access point’s mesh networking functionality, see Configuring Mesh Networking on page 9-1.
1.2.27 Additional LAN Subnet
In a typical retail or small office environment (wherein a wireless network is available along with a production WLAN) it is often necessary to segment a LAN into two subnets. Consequently, a second LAN is required to “segregate” wireless traffic.
The access point has a second LAN subnet enabling administrators to segment the access point’s LAN connection into two separate networks. The main access point LAN screen now allows the user to select either LAN1 or LAN2 as the active LAN over the access point’s Ethernet port. Both LANs can still be active at any given time, but only one can transmit over the access point’s physical LAN connection. Each LAN has a separate configuration screen (called LAN 1 and LAN 2 by default) accessible under the main LAN screen. The user can rename each LAN as necessary. Additionally, each LAN can have its own Ethernet Type Filter configuration, and subnet access (HTTP, SSH, SNMP and telnet) configuration.
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For detailed information on configuring the access point for additional LAN subnet support, see
Configuring the LAN Interface on page 5-1.
1.2.28 On-board Radius Server Authentication
The access point can function as a Radius Server to provide user database information and user authentication. Several new screens have been added to the access point’s menu tree to configure Radius server authentication and configure the local user database and access policies. The new Radius Server functionality allows an administrator to define the data source, authentication type and associate digital certificates with the authentication scheme. The LDAP screen allows the administrator to configure an external LDAP Server for use with the access point. A new Access Policy screen enables the administrator to set WLAN access based on user groups defined within the User Database screen. Each user is authorized based on the access policies applicable to that user. Access policies allow an administrator to control access to a user groups based on the WLAN configurations.
For detailed information on configuring the access point for AAA Radius Server support, see
Configuring User Authentication on page 6-54.
1.2.29 Hotspot Support
The access point allows hotspot operators to provide user authentication and accounting without a special client application. The access point uses a traditional Internet browser as a secure authentication device. The access point issues an IP address to the user using a DHCP server, authenticates the user and grants the user to access the Internet.
If a tourist visits a public hotspot and wants to browse a Web page, they boot their laptop and associate with a local Wi-Fi network by entering a valid SSID. They start a browser, and the hotspot’s access controller forces the un-authenticated user to a Welcome page (from the hotspot operator) that allows the user to login with a username and password. In order to send a redirected page (a login page), a TCP termination exists locally on the access point. Once the login page displays, the user enters their credentials. The access point connects to the Radius server and determines the identity of the connected wireless user. Thus, allowing the user to access the Internet once successfully authenticated.
For detailed information on configuring the access point for Hotspot support, see Configuring WLAN
Hotspot Support on page 5-48.
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1.2.30 Routing Information Protocol (RIP)
RIP is an interior gateway protocol that specifies how routers exchange routing-table information. The parent Router screen also allows the administrator to select the type of RIP and the type of RIP authentication used.
For detailed information on configuring RIP functionality as part of the access point’s Router functionality, see Setting the RIP Configuration on page 5-74.
1.2.31 Manual Date and Time Settings
As an alternative to defining a NTP server to provide access point system time, the access point can now have its date and time set manually. A new Manual Date/Time Setting screen can be used to set the time using a Year-Month-Day HH:MM:SS format.
For detailed information on manually setting the access point’s system time, see Configuring Network
Time Protocol (NTP) on page 4-44.
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1.2.32 Dynamic DNS
The access point supports the Dynamic DNS service. Dynamic DNS (or DynDNS) is a feature offered by www.dyndns.com allowing the mapping of domain names to dynamically assigned IP addresses. When the dynamically assigned IP address of a client changes, the new IP address is sent to the DynDNS service and traffic for the specified domain(s) is routed to the new IP address. For information on configuring Dynamic DNS, see Configuring Dynamic DNS on page 5-27.
1.2.33 Auto Negotiation
Auto negotiation enables the access point to automatically exchange information about data transmission speed and duplex capabilities. Auto negotiation is helpful when using the access point in an environment where different devices are connected and disconnected on a regular basis. For information on configuring the auto negotiation feature, see Configuring the LAN Interface on page
5-1 or Configuring WAN Settings on page 5-17.
1.2.34 Adaptive AP
An adaptive AP (AAP) is an access point that can adopt like an AP300 (L3). The management of an AAP is conducted by a switch, once the access point connects to a Motorola WS5100, RFS6000 or RFS7000 model switch and receives its AAP configuration.
An AAP provides:
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local 802.11 traffic termination
local encryption/decryption
local traffic bridging
the tunneling of centralized traffic to the wireless switch
For a information overview of the adaptive AP feature as well as how to configure it, refer to
Adaptive AP on page 10-1.
1.2.35 Rogue AP Enhancements
The access point can scan for rogues over all channels on both of the access point’s radio bands. The switching of radio bands is based on a timer with no user intervention required.
For information on configuring the access point for Rogue AP support, see Configuring Rogue AP
Detection on page 6-44.
1.2.36 Radius Time-Based Authentication
An external server maintains a users and groups database used by the access point for access permissions. Various kinds of access policies can be applied to each group. Individual groups can be configured with their own time-based access policy. Each group’s policy has a user defined interval defining the days and hours access is permitted. Authentication requests for users belonging to the group are honored only during these defined hourly intervals.
For more information on defining access point access policies by group, see Defining User Access
Permissions by Group on page 6-67.
1.2.37 QBSS Support
Each access point radio can be configured to optionally allow the access point to communicate channel usage data to associated devices and define the beacon interval used for channel utilization transmissions. The QBSS load represents the percentage of time the channel is in use by the access point and the access point’s station count. This information is very helpful in assessing the access point’s overall load on a channel, its availability for additional device associations and multi media traffic support.
For information on enabling QBSS and defining the channel utilization transmission interval, see
Configuring the 802.11a/n or 802.11b/g/n Radio on page 5-59.
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Introduction
1.3 Theory of Operations
To understand access point management and performance alternatives, users need familiarity with functionality and configuration options. The access point includes features for different interface connections and network management.
The access point uses electromagnetic waves to transmit and receive electric signals without wires. Users communicate with the network by establishing radio links between mobile units (MUs) and access points.
The access point uses DSSS (direct sequence spread spectrum) to transmit digital data from one device to another. A radio signal begins with a carrier signal that provides the base or center frequency. The digital data signal is encoded onto carriers using a DSSS chipping algorithm. The radio signal propagates into the air as electromagnetic waves. A receiving antenna (on the MU) in the path of the waves absorbs the waves as electrical signals. The receiving MU interprets (demodulates) the signal by reapplying the direct sequence chipping code. This demodulation results in the original digital data.
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The access point uses its environment (the air and certain objects) as the transmission medium.The access point can either transmit in the 2.4 to 2.5-GHz frequency range (802.11b/g/n radio) or the 5 GHz frequency range (802.11a/n radio), the actual range is country-dependent. Motorola devices, like other Ethernet devices, have unique, hardware encoded Media Access Control (MAC) or IEEE addresses. MAC addresses determine the device sending or receiving data. A MAC address is a 48-bit number written as six hexadecimal bytes separated by colons. For example: 00:A0:F8:24:9A:C8 Also see the following:
Wireless Coverage
MAC Layer Bridging
Content Filtering
DHCP Support
Media Types
Direct-Sequence Spread Spectrum
MU Association Process
Operating Modes
Management Access Options
MAC Address Assignment
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1.3.1 Wireless Coverage
An access point establishes an average communication range with MUs called a Basic Service Set (BSS) or cell. When in a particular cell, the MU associates and communicates with the access point
supporting the radio coverage area of that cell. Adding access points to a single LAN establishes more cells to extend the range of the network. Configuring the same ESSID (Extended Service Set Identifier) on all access points makes them part of the same Wireless LAN.
Access points with the same ESSID define a coverage area. A valid ESSID is an alphanumeric, case­sensitive identifier up to 32 characters. An MU searches for an access point with a matching ESSID and synchronizes (associates) to establish communications. This device association allows MUs within the coverage area to move about or roam. As the MU roams from cell to cell, it associates with a different access point. The roam occurs when the MU analyzes the reception quality at a location and determines a different provides better signal strength and lower MU load distribution.
If the MU does not find an access point with a workable signal, it can perform a scan to find any AP. As MUs switch APs, the AP updates its association statistics.
The user can configure the ESSID to correspond to up to 16 WLANs on each 802.11a/n or
802.11b/g/n radio. A Wireless Local Area Network (WLAN) is a data-communications system that flexibly extends the functionalities of a wired LAN. A WLAN does not require lining up devices for line-of-sight transmission, and are thus, desirable. Within the WLAN, roaming users can be handed off from one access point to another like a phone system. WLANs can therefore be configured around the needs of specific groups of users, even when they are not in physical proximity.
1.3.2 MAC Layer Bridging
The access point provides MAC layer bridging between its interfaces. The access point monitors traffic from its interfaces and, based on frame address, forwards the frames to the proper destination. The access point tracks source and destination addresses to provide intelligent bridging as MUs roam or network topologies change. The access point also handles broadcast and multicast messages and responds to MU association requests.
The access point listens to all packets on its LAN and WAN interfaces and builds an address database using MAC addresses. An address in the database includes the interface media that the device uses to associate with the access point. The access point uses the database to forward packets from one interface to another. The bridge forwards packets addressed to unknown systems to the Default Interface (Ethernet).
The access point internal stack interface handles all messages directed to the access point. Each stores information on destinations and their interfaces to facilitate forwarding. When a user sends
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Introduction
an ARP (Address Resolution Protocol) request packet, the access point forwards it over all enabled interfaces except over the interface the ARP request packet was received.
On receiving the ARP response packet, the access point database keeps a record of the destination address along with the receiving interface. With this information, the access point forwards any directed packet to the correct destination. Transmitted ARP request packets echo back to other MUs. The access point removes from its database the destination or interface information not used for a specified time. The AP refreshes its database when it transmits or receives data from these destinations and interfaces.
1.3.3 Media Types
The access point radio interface conforms to IEEE 802.11 specifications. The access point supports multiple-cell operations with fast roaming between cells. Within a direct-sequence system, each cell can operates independently. Adding cells to the network provides an increased coverage area and total system capacity.
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The serial port provides a Command Line Interface (CLI) connection. The serial link supports a direct serial connection. The access point is a Data Terminal Equipment (DTE) device with male pin connectors for the RS-232 port. Connecting the access point to a PC requires a null modem serial cable.
1.3.4 Direct-Sequence Spread Spectrum
Spread spectrum (broadband) uses a narrowband signal to spread the transmission over a segment of the radio frequency band or spectrum. Direct-sequence is a spread spectrum technique where the transmitted signal is spread over a particular frequency range. The access point uses Direct-Sequence Spread Spectrum (DSSS) for radio communication.
Direct-sequence systems communicate by continuously transmitting a redundant pattern of bits called a chipping sequence. Each bit of transmitted data is mapped into chips by the access point and rearranged into a pseudorandom spreading code to form the chipping sequence. The chipping sequence is combined with a transmitted data stream to produce the output signal.
MUs receiving a direct-sequence transmission use the spreading code to map the chips within the chipping sequence back into bits to recreate the original data transmitted by the access point. Intercepting and decoding a direct-sequence transmission requires a predefined algorithm to associate the spreading code used by the transmitting access point to the receiving MU. This algorithm is established by IEEE 802.11b specifications. The bit redundancy within the chipping
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sequence enables the receiving MU to recreate the original data pattern, even if bits in the chipping sequence are corrupted by interference.
The ratio of chips per bit is called the spreading ratio. A high spreading ratio increases the resistance of the signal to interference. A low spreading ratio increases the bandwidth available to the user. The access point uses different modulation schemes to encode more bits per chip at higher data rates.
1.3.5 MU Association Process
An access point recognizes MUs as they begin the association process. An access point keeps a list of the MUs it services. MUs associate with an access point based on the following conditions:
Signal strength between the and MU
Number of MUs currently associated with the access point
MUs encryption and authentication capabilities
MUs supported data rate
MUs perform pre-emptive roaming by intermittently scanning for ’s and associating with the best available access point. Before roaming and associating, MUs perform full or partial scans to collect statistics and determine the direct-sequence channel used by the access point.
Scanning is a periodic process where the MU sends out probe messages on all channels defined by the country code. The statistics enable an MU to reassociate by synchronizing its channel to the access point. The MU continues communicating with that until it needs to switch cells or roam.
MUs perform partial scans at programmed intervals, when missing expected beacons or after excessive transmission retries. In a partial scan, the MU scans access points classified as proximate on the access point table. For each channel, the MU tests for Clear Channel Assessment (CCA). The MU broadcasts a probe with the ESSID and broadcast BSS_ID when the channel is transmission-free. It sends an ACK to a directed probe response from the access point and updates the table.
An MU can roam within a coverage area by switching access points. Roaming occurs when:
Unassociated MU attempts to associate or reassociate with an available access point
Supported rate changes or the MU finds a better transmit rate with another access point
RSSI (received signal strength indicator) of a potential access point exceeds the current access point
Ratio of good-transmitted packets to attempted-transmitted packets that fall below a threshold.
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Introduction
An MU selects the best available access point and adjusts itself to the access point direct-sequence channel to begin association. Once associated, the access point begins forwarding frames addressed to the target MU. Each frame contains fields for the current direct-sequence channel. The MU uses these fields to resynchronize to the access point.
The scanning and association process continues for active MUs. This process allows MUs to find new access points and discard out-of-range or deactivated access points. By testing the airwaves, MUs can choose the best network connection available.
1.3.6 Operating Modes
The access point can operate in a couple of configurations.
Access Point - As an Access Point, the access point functions as a layer 2 bridge. The wired
uplink can operate as a trunk and support multiple VLANs. Up to 16 WLANs can be defined and mapped to access point WLANs. Each WLAN can be configured to be broadcast by one or both access point radios. An AP-7131N-FGR can operate in both an access point mode and Wireless Gateway/Router mode simultaneously. The network architecture and access point configuration define how the Access Point and Wireless Gateway/Router mode are negotiated.
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Wireless Gateway/Router - If operating as a Wireless Gateway/Router, the access point
functions as a router between two layer 2 networks: the WAN uplink (the ethernet port) and the Wireless side. The following options are available providing a solution for single-cell deployment:
PPPoE - The WAN interface can terminate a PPPoE connection, thus enabling the access point to operate in conjunction with a DSL or Cable modem to provide WAN connectivity.
NAT - (Network Address Translation) on the Wireless interface. Using NAT, the router is able to manage a private IP scheme. NAT allows translation of private addresses to the WAN IP address.
DHCP - The access point can assign private IP addresses.
Firewall - A Firewall protects against a number of known attacks.
1.3.7 Management Access Options
Managing the access point includes viewing network statistics and setting configuration options. Statistics track the network activity of associated MUs and data transfers on the AP interfaces.
The access point requires one of the following connection methods to perform a custom installation and manage the network:
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Secure Java-Based WEB UI - (use Sun Microsystems’ JRE 1.5 or higher available from Sun’s Web site and be sure to disable Microsoft’s Java Virtual Machine if installed)
Command Line Interface (CLI) via Serial, Telnet and SSH
Config file - Human-readable; Importable/Exportable via SFTP
MIB (Management Information Base) accessing the access point SNMP function using a MIB Browser. The access point’s download site contains the following MIB files supporting the access point:
Symbol-CC-WS2000-MIB-2.0 (standard MIB file)
Symbol-AP_MIB
Make configuration changes to access point’s individually. Optionally, use the access point import/export configuration function to download settings to other access points.
For detailed information, see Importing/Exporting Configurations on page 4-50.
1.3.8 MAC Address Assignment
MAC address assignments are as follows:
LAN (GE1) - The access point MAC address can be found underneath the access point chassis.
WAN (GE2) - WAN MAC address + 1.
LAN2 - A virtual LAN not mapped to the LAN Ethernet port. This address is the lowest of the two radio MAC addresses.
Radio1 (802.11b/g/n) - Random address located on the Web UI, CLI and SNMP interfaces.
Radio2 (802.11a/n) - Random address located on the Web UI, CLI and SNMP interfaces.
The access point’s BSS (virtual AP) MAC addresses are calculated as follows:
BSS1 - The same as the corresponding base radio’s MAC address.
BSS2 - Base radio MAC address +1
BSS3 - Base radio MAC address +2
BSS4 - Base radio MAC address +3
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Hardware Installation
An AP-7131N-FGR access point installation includes mounting the access point, connecting the access point to the network, connecting antennae and applying power. Installation procedures vary for different environments. See the following sections for more details:
Precautions
Requirements
Package Contents
Access Point Placement
Power Options
Power Injector System
Mounting an AP-7131N-FGR
LED Indicators
Setting Up MUs
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CAUTION Motorola recommends conducting a radio site survey prior to
!
installing an access point. A site survey is an excellent method of documenting areas of radio interference and providing a tool for device placement.
2.1 Precautions
Before installing an AP-7131N-FGR model access point, verify the following:
Do not install in wet or dusty areas without additional protection. Contact a Motorola representative for more information.
Verify the environment has a continuous temperature range between -20° C to 50° C.
2.2 Requirements
The minimum installation requirements for a single-cell, peer-to-peer network:
An AP-7131N-FGR model access point (in either of its two available dual-radio models)
48 Volt Power Supply Part No. 50-14000-247R or Power Injector (Part No. AP-PSBIAS-1P3-AFR))
A power outlet
Dual-band antennae or an antenna specifically supporting the AP’s 2.4 or 5 GHz band
2.3 Package Contents
Check package contents for the correct model and accessories. Each available configuration (at a minimum), contains:
AP-7131N-FGR access point (accessories dependent on SKU ordered)
AP-7131N-FGR Install Guide
China ROHS compliance addendum
Wall mount screw and anchor kit
Accessories Bag (4 rubber feet and a LED light pipe and badge with label for above the ceiling installations)
Contact the Motorola Support Center to report missing or improperly functioning items.
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NOTE The access point façade with 6 Element Antenna (Part No.
ML-2452-PTA2M3X3-1) is separately orderable and provides an integrated antenna option. The facade connects to the access point as illustrated. Once attached, the LEDs continue to illuminate through the facade. Contact your Motorola sales associate for information on ordering a facade with your access point.
2-3
2.4 Access Point Placement
For optimal performance, install the access point away from transformers, heavy-duty motors, fluorescent lights, microwave ovens, refrigerators and other industrial equipment. Signal loss can occur when metal, concrete, walls or floors block transmission. Install the access point in an open area or add access points as needed to improve coverage.
Antenna coverage is analogous to lighting. Users might find an area lit from far away to be not bright enough. An area lit sharply might minimize coverage and create dark areas. Uniform antenna placement in an area (like even placement of a light bulb) provides even, efficient coverage.
Place the access point using the following guidelines:
Install the access point at an ideal height of 10 feet from the ground.
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Orient the access point antennas vertically for best reception.
Point the access point antennas downward if attaching to the ceiling.
To maximize the access point’s radio coverage area, Motorola recommends conducting a site survey to define and document radio interference obstacles before installing the access point.
2.4.1 Site Surveys
A site survey analyzes the installation environment and provides users with recommendations for equipment and placement. The optimum placement of 802.11a/n access points differs from
802.11b/g/n access points, because the locations and number of access points required are different to support the radio coverage area.
Motorola recommends conducting a new site survey and developing a new coverage area floor plan when switching from legacy access points to a new AP-7131N-FGR model, as the device placement requirements could be significantly different.
2.4.2 Antenna Options
Motorola supports two antenna suites for AP-7131N-FGR. One antenna suite supporting the 2.4 GHz band and another antenna suite supporting the 5 GHz band. Select an antenna model best suited to the intended operational environment of your access point.
NOTE On dual-radio model AP-7131N-FGR access points, Radio 1 refers to the
2.4 GHz radio and Radio 2 refers to the 5 GHz radio. However, there could be some cases where a dual-radio access point is performing a Rogue AP detector function. In this scenario, the access point is receiving in either
2.4 GHz or 5 GHz over the Radio 1 or Radio 2 antennae depending on which radio is selected for the scan.
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R1 defines the access point’s radio 1 antenna connectors and R2 defines radio 2 antenna connectors.
The 2.4 GHz antenna suite includes the following models:
Part No. Antenna Type Approximate Gain (dBi)
ML-2499-11PNA2-01R Wide Angle Directional 8.5
ML-2499-HPA3-01R Omni-Directional Antenna 3.3
ML-2499-BYGA2-01R Yagi Antenna 13.9
ML-2452-APA2-01 Dual-Band 3/4
ML-2452-PTA2M3X3-1 Facade with 6 Element
Antenna Module
ML-2452-PTA3M3-036 3 Port MIMO Antenna 4.75/5.5
3/5
NOTE An additional adapter is required to use ML-2499-11PNA2-01 and
ML-2499-BYGA2-01 model antennae. Please contact Motorola for more information.
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The 5 GHz antenna suite includes the following models:
Part No. Antenna Type Approximate Gain (dBi)
ML-5299-WPNA1-01R Panel Antenna 13
ML-5299-HPA1-01R Wide-Band Omni-Directional
Antenna
ML-2452-APA2-01 Dual-Band 3/4
ML-2452-PTA2M3X3-1 Facade with 6 Element Antenna
Module
ML-2452-PTA3M3-036 3 Port MIMO Antenna 5/5
ML-2452-APA6J-01 Dipole 2.4GHz Peak Gain: -5.76dBi
5.0
4.75/5.5
5GHz Peak Gain:
band 1: -3.77dBi band 2: -3.38dBi band 3: -2.84dBi band 4: -2.94dBi
For a more exhaustive overview of the antennas and associated components supported by the Motorola access point family, refer to the Enterprise Wireless LAN Antenna Specification Guide available at h
ttp://support.symbol.com/support/product/manuals.do.
2.5 Power Options
The power options for an AP-7131N-FGR include:
48-Volt Power Supply (Part No. 50-14000-247R)
Power Injector (Part No. AP-PSBIAS-1P3-AFR)
CAUTION An AP-7131N-FGR cannot use the AP-5131 recommended 48-Volt
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Power Supply (Part No. 50-14000-243R), and must use the 48-Volt Power Supply designed specifically for use with the AP-7131N-FGR (Part No. 50-14000-247R). Additionally, a single-port Power of Ethernet Power Injector is available for use with the AP-7131N-FGR a (Part No. AP-PSBIAS-1P3-AFR). Only these two powering solutions should be used with the AP-7131N-FGR.
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Hardware Installation
2.6 Power Injector System
An AP-7131N-FGR can receive power via an Ethernet cable connected to the GE1/POE (LAN) port.
When users purchase a WLAN solution, they often need to place access points in obscure locations. In the past, a dedicated power source was required for each access point in addition to the Ethernet infrastructure. This often required an electrical contractor to install power drops at each access point location. The Power Injector merges power and Ethernet into one cable, reducing the burden of installation and allowing optimal access point placement in respect to the intended coverage area.
The Power Injector (Part No. AP-PSBIAS-1P3-AFR) is a high power POE Injector delivering up to 30 watts. The access point can only use a Power Injector when connecting the unit to the GE1/POE port. The Power Injector is a separately ordered component and not shipped with an existing access point SKU. A separate Power Injector is required for each access point comprising the network.
An AP-7131 and AP-7131N can also be used with the 3af power injector (AP-PSBIAS-1P2-AFR). However, AP functionality is limited when powered by an AP-PSBIAS-1P2-AFR, since the AP has Ethernet connectivity limited to only the GE1 port.
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The Motorola access point Power Supply (Part No. 50-14000-247R) is not included with the access point and is orderable separately as an accessory. If the access point is provided both POE power over the GE1/POE connection, as well as the 50-14000-247R power supply concurrently, the access point will source power from the 50-14000-247R supply only. Disconnecting AC power from the 50-14000- 247R, causes the AP to re-boot before sourcing power from the POE power injector. If the AP is operating using injector supplied power, the AP will not automatically reboot if an AC adapter is connected. The AP continues to operate with power supplied from the AC adapter without change to the AP operating configuration. If using AC adapter supplied power and a change to the AP’s operating configuration is warranted (for example, if needing to access the GE2 port), the AP needs to be manually rebooted by the customer.
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CAUTION The access point supports any standards-based compliant power
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source (including non-Motorola power sources). However, using the wrong solution (including a POE system used on a legacy Motorola access point) could either limit functionality or severely damage the access point and void the product warranty.
2.6.1 Installing the Power Injector
Refer to the following sections for information on planning, installing, and validating the installation:
Preparing for Site Installation
Cabling the Power Injector
2.6.1.1 Preparing for Site Installation
The Power Injector can be installed free standing, on an even horizontal surface or wall mounted using the unit’s wall mounting key holes. The following guidelines should be adhered to before cabling the Power Injector to an Ethernet source and access point:
Do not block or cover airflow to the Power Injector
Keep the unit away from excessive heat, humidity, vibration and dust.
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Hardware Installation
The Power Injector is not a repeater, and does not amplify the Ethernet data signal. For
optimal performance, ensure the unit is placed as close as possible to the network data port.
CAUTION To avoid problematic performance and restarts, disable POE from a
!
2.6.1.2 Cabling the Power Injector
To install a Power Injector to an Ethernet data source and an access point:
CAUTION Ensure AC power is supplied to the Power Injector using an AC cable
!
wired switch port connected to an access point if mid-span power sourcing equipment (PSE) is used between the two, regardless of the manufacturer of the switch.
with an appropriate ground connection approved for the country of operation.
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1. Connect an RJ-45 Ethernet cable between the network data supply (host) and the Power
Injector’s Data In connector.
2. Connect an RJ-45 Ethernet cable between the Power Injector’s Data & Power Out
connector and the access point’s GE1/POE port.
CAUTION Cabling the Power Injector to WAN port (GE2) renders the AP non-
!
Ensure the cable length from the Ethernet source (host) to the Power Injector and access point does not exceed 100 meters (333 ft). The Power Injector has no On/Off power switch.
The Power Injector receives power and is ready for access point connection and operation as soon as AC power is applied. Refer to the Installation Guide shipped with the Power Injector for a description of the device’s LED behavior.
3. Verify all cable connections are complete before supplying power to the access point.
operational. Only use a AP-PSBIAS-1P3-AFR (or AP-PSBIAS-1P2-AFR) Power Injector with the access point’s GE1/POE (LAN) port.
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2.7 Mounting an AP-7131N-FGR
An AP-7131N-FGR can attach to a wall, mount under a suspended T-Bar or above a ceiling (plenum or attic) following the same installation instructions. Choose one of the following mounting options based on the physical environment of the coverage area. Do not mount the access point in a location that has not been approved in a site survey.
Refer to the following, depending on how you intend to mount the access point:
Wall Mounted Installations
Suspended Ceiling T-Bar Installations
Above the Ceiling (Plenum) Installations
2.7.1 Wall Mounted Installations
Wall mounting requires hanging the access point along its width (or length) using the pair of slots on the bottom of the unit and using the access point mounting template for the screws.
CAUTION An access point should be wall mounted to concrete or plaster-wall-
!
The hardware and tools (customer provided) required to install the access point on a wall consists of:
Two Phillips pan head self-tapping screws (ANSI Standard) #6-18 X 0.875in. Type A or AB Self-Tapping screw, or (ANSI Standard Metric) M3.5 X 0.6 X 20mm Type D Self-Tapping screw
Two wall anchors
Wall mount template (included on next page)
Security cable (optional third part provided accessory)
To mount the access point on a wall using the provided template:
board (dry wall) only. Do not wall mount an access point to combustible surfaces.
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1. Xerox copy the template (on the previous page) to a blank piece of paper. Do not reduce or enlarge the scale of the template.
CAUTION If printing the mounting template (on the previous page) from an
!
2. Tape the template to the wall mounting surface.
• If the installation requires the antenna be positioned vertically, the centerline reference
(of the template) needs to be positioned vertically. The cabling shall exit the access point in a vertical direction.
• If the installation requires the antenna be positioned horizontally, the vertical centerline
(of the template) needs to be positioned horizontally. The cabling shall exit the access point in a horizontal direction.
3. At mounting targets A and B, mark the mounting surface through the template at the target center.
electronic PDF, dimensionally confirm the template by measuring each value for accuracy.
4. Discard the mounting template.
5. At each point, drill a hole in the wall, insert an anchor, screw into the anchor the wall mounting screw and stop when there is 1mm between the screw head and the wall.
If pre-drilling a hole, the recommended hole size is 2.8mm (0.11in.) if the screws are going directly into the wall and 6mm (0.23in.) if wall anchors are being used.
6. If required, install and attach a security cable to the access point’s lock port.
7. Attach the antennas to their correct connectors.
For more information on available antennas, see Antenna Options on page 2-4.
8. Place the large center opening of each of the mount slots over the screw heads.
9. Slide the access point down along the mounting surface to hang the mount slots on the screw heads.
CAUTION Ensure you are placing the antennas on the correct connectors
!
(depending on your dual-radio model and frequency used) to ensure the successful operation of the access point.
NOTE It is recommended the access point be mounted with the RJ45 cable
connector oriented upwards or downwards to ensure proper operation.
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10. Cable the access point using either the Power Injector solution or an approved line cord and
power supply.
For Power Injector installations:
a. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the network data supply (host)
and the Power Injector Data In connector.
b. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the Power Injector Data &
Power Out connector and the access point’s GE1/POE port.
c. Ensure the cable length from the Ethernet source to the Power Injector and access point
does not exceed 100 meters (333 ft). The Power Injector has no On/Off power switch. The Power Injector receives power as soon as AC power is applied. For more information on using the Power Injector, see Power Injector System on page 2-7.
For standard 48-Volt Power Adapter (Part No. 50-14000-247R) and line cord installations:
2-13
a. Connect RJ-45 CAT5e (or CAT6) Ethernet cable between the network data supply (host)
and the access point’s GE1/POE port. b. Verify the power adapter is correctly rated according the country of operation. c. Connect the power supply line cord to the power adapter. d. Attach the power adapter cable into the power connector on the access point. e. Plug the power adapter into an outlet.
11. Verify the behavior of the access point’s LEDs. For more information, see LED Indicators on
page 2-18.
The access point is ready to configure. For information on an access point default configuration, see Getting Started on page 3-1. For specific details on system configurations, see System Configuration on page 4-1.
2.7.2 Suspended Ceiling T-Bar Installations
A suspended ceiling mount requires holding the access point up against the T-bar of a suspended ceiling grid, and twisting the chassis onto the T-bar.
The mounting tools (customer provided) and hardware required to install the access point on a ceiling T-bar consists of:
Safety wire (recommended and customer supplied)
Security cable (and customer supplied)
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To install the access point on a ceiling T-bar:
1. Motorola recommends you loop a safety wire—with a diameter of at least 1.01 mm (.04 in.), but no more than 0.158 mm (.0625 in.) —through the tie post (above the console connector) and secure the loop.
2. If desired, install and attach a security cable to the access point’s lock port.
3. Attach the radio antennas to their correct connectors.
For more information on available antennas, see Antenna Options on page 2-4.
4. Cable the access point using either the Power Injector or an approved power supply.
CAUTION Do not supply power to the access point until the cabling of the unit is
complete.
!
For Power Injector installations:
a. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the network data supply (host)
and the Power Injector Data In connector.
b. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the Power Injector Data &
Power Out connector and the access point’s GE1/POE port.
c. Ensure the cable length from the Ethernet source to the Power Injector and access point
does not exceed 100 meters (333 ft). The Power Injector has no On/Off power switch. The Power Injector receives power as soon as AC power is applied. For more information on using the Power Injector, see Power Injector System on page 2-7.
For standard 48-Volt Power Adapter (Part No. 50-14000-247R) and line cord installations:
a. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the network data supply (host)
and the access point’s GE1/POE port. b. Verify the power adapter is correctly rated according the country of operation. c. Connect the power supply line cord to the power adapter. d. Attach the power adapter cable into the power connector on the access point. e. Plug the power adapter into an outlet.
5. Verify the behavior of the LEDs. For more information, see LED Indicators on page 2-18.
6. Align the bottom of the ceiling T-bar with the back of the access point.
7. Orient the access point’s chassis by its length and the length of the ceiling T-bar.
8. Rotate the access point chassis 45 degrees clockwise.
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9. Push the back of the access point chassis on to the bottom of the ceiling T-bar.
CAUTION Ensure the safety wire and cabling used in the T-Bar installation is
!
10. Rotate the access point chassis 45 degrees counter-clockwise. The clips click as they fasten
to the T-bar.
securely fastened to the building structure in order to provide a safe operating environment.
2-15
11. The access point is ready to configure. For information on an access point default
configuration, see Getting Started on page 3-1. For specific details on access point system configurations, see System Configuration on page 4-1.
2.7.3 Above the Ceiling (Plenum) Installations
An above the ceiling installation requires placing the access point above a suspended ceiling and installing the provided light pipe under the ceiling tile for viewing the rear panel status LEDs of the unit. An above the ceiling installation enables installations compliant with drop ceilings, suspended ceilings and industry standard tiles from .625 to .75 inches thick.
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NOTE The AP-7131N-FGR is Plenum rated to UL2043 and NEC1999 to support
above the ceiling installations.
CAUTION Motorola does not recommend mounting the access point directly to
!
The mounting hardware required to install the access point above a ceiling consists of:
any suspended ceiling tile with a thickness less than 12.7mm (0.5in.) or a suspended ceiling tile with an unsupported span greater than 660mm (26in.). Motorola strongly recommends fitting the access point with a safety wire suitable for supporting the weight of the device. The safety wire should be a standard ceiling suspension cable or equivalent steel wire between 1.59mm (.062in.) and 2.5mm (.10in.) in diameter.
Light pipe
Badge for light pipe
Decal for badge
Safety wire (strongly recommended)
Security cable (optional)
To install the access point above a ceiling:
1. If possible, remove the adjacent ceiling tile from its frame and place it aside.
2. Install a safety wire, between 1.5mm (.06in.) and 2.5mm (.10in.) in diameter, in the ceiling space.
3. If required, install and attach a security cable to the access point’s lock port.
4. Mark a point on the finished side of the tile where the light pipe is to be located.
5. Create a light pipe path hole in the target position on the ceiling tile.
6. Use a drill to make a hole in the tile the approximate size of the LED light pipe.
CAUTION Motorola recommends care be taken not to damage the finished
!
surface of the ceiling tile when creating the light pipe hole and installing the light pipe.
7. Remove the light pipe’s rubber stopper before installing the light pipe.
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8. Connect the light pipe to the bottom of the access point. Align the tabs and rotate
approximately 90 degrees. Do not over tighten
2-17
9. Fit the light pipe into hole in the tile from its unfinished side.
10. Place the decal on the back of the badge and slide the badge onto the light pipe from the
finished side of the tile.
11. Attach the radio antennas to their correct connectors. For more information on available
antennas, see Antenna Options on page 2-4.
12. Motorola recommends attaching safety wire to the access point’s safety wire tie point or
security cable (if used) to the access point’s lock port.
13. Align the ceiling tile into its former ceiling space.
14. Cable the access point using either a Power Injector or approved line cord and power supply.
CAUTION Do not supply power to the access point until the cabling of the unit is
complete.
!
For Power Injector installations:
a. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the network data supply (host)
and the Power Injector Data In connector.
b. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the Power Injector Data &
Power Out connector and the access point’s GE1/POE port.
c. Ensure the cable length from the Ethernet source to the Power Injector and access point
does not exceed 100 meters (333 ft). The Power Injector has no On/Off power switch.
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The Power Injector receives power as soon as AC power is applied. For more information on using the Power Injector, see Power Injector System on page 2-7.
For standard 48-Volt Power Adapter (Part No. 50-14000-247R) and line cord installations:
a. Connect a RJ-45 CAT5e (or CAT6) Ethernet cable between the network data supply (host)
and the access point’s GE1/POE port. b. Verify the power adapter is correctly rated according the country of operation. c. Connect the power supply line cord to the power adapter. d. Attach the power adapter cable into the power connector on the access point. e. Plug the power adapter into an outlet.
15. Verify the behavior of the LEDs. For more information, see LED Indicators on page 2-18.
16. Place the ceiling tile back in its frame and verify it is secure.
The access point is ready to configure. For information on an access point default configuration, see Getting Started on page 3-1. For specific details on system configurations, see System Configuration on page 4-1.
2.8 LED Indicators
An AP-7131N-FGR model access point has six LEDs on the top of the access point housing, and one optional LED light pipe at the bottom of the unit. However, an AP-7131N-FGR model access point does not use LED 6, as no third radio is available. Five LEDs illuminate (on top of the housing) for dual radios models.
The access point utilizes two (different colored) lights below each LED. Only one light displays within a LED at any given time. Every light within each LED is exercised during startup to allow the user to see if an LED is non-functional. The LEDs turn on and off while rotating around in a circle. Since two LEDs feed each light pipe, the pattern is from left to right, then right to left.
NOTE LED blink rate is proportional to activity. The busiest traffic corresponds
to the fastest blink, while the slowest traffic corresponds to slowest blink.
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NOTE Depending on how the 5 GHz and 2.4 GHz radios are configured, the LEDs
will blink at different intervals between amber and yellow (5 GHz radio) and emerald and yellow (2.4 GHz radio).
The LEDs on the top housing of the access point are clearly visible in wall and below ceiling installations. The top housing LEDs have the following display and functionality:
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2.8.1 Dual Radio (2.4/5 GHz) LEDs
A dual radio (2.4/5 Ghz) model access point has the following unique LED behavior:
LED 1 LED 2 (LAN) LED 3 (WAN) LED 4 - 5 GHz LED 5 - 2.4 GHz LED 6
Blinking Red
indicates
booting.Solid
Red defines
the diagnostic
mode.
White
defines
normal
operation.
Green
defines
normal GE1
operation.
Green
defines
normal GE2
operation.
Blinking
Amber
indicates
802.11a activity.
A 5 second
Amber and
Yellow blink
rate defines
802.11an activity.
A 2 second
Amber and
Yellow blink
rate defines
802.11an
(40 MHz)
activity.
When
functioning as
a sensor, LED
alternates
between
Amber and
Yell ow.
Blinking
Emerald
indicates
802.11bg activity.
A 5 second
Emerald and
Yell ow blink
rate defines
802.11bgn activity.
A 2 second
Emerald and
Yell ow blink
rate defines
802.11bgn
(40 MHz)
activity.
When
functioning as
a sensor, LED
alternates
between
Emerald and
Yell ow.
Not used
The blink
interval is 0.5
seconds. It’s 1
second when
no Server is
connected.
The blink
interval is 0.5
seconds. It’s 1
second when
no Server is
connected.
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2.8.2 Rear LED
The LED on the rear (bottom) of the access point is optionally viewed using a single (customer installed) extended light pipe, adjusted as required to suit above the ceiling installations. The LED light pipe has the following color display and functionality:
LED 7
Blinking Red (160 msec) indicates a failure condition.
Solid Red defines the diagnostic mode.
White defines normal operation.
2.9 Setting Up MUs
2.9.1 Legacy MUs
2-21
For a discussion of how to initially test the access point to ensure it can interoperate with the MUs intended for its operational environment, see Basic Configuration on page 3-4 and specifically Te sti ng
Connectivity on page 3-20.
Refer to the LA-5030 & LA-5033 Wireless Networker PC Card and PCI Adapter Users Guide, available from the Motorola Web site, for installing drivers and client software if operating in an 802.11a/g network environment.
Refer to the Spectrum24 LA-4121 PC Card, LA-4123 PCI Adapter & LA-4137 Wireless Networker User Guide, available from the Motorola Web site, for installing drivers and client software if operating in an 802.11b network environment.
Use the default values for the ESSID and other configuration parameters until the network connection is verified. MUs attach to the network and interact with the AP transparently.
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2.9.2 802.11n MUs
Third-party 802.11n clients can connect to the access point using default settings with no additional user intervention. However, there could be instances where the specific (high-performance) 802.11n settings cannot be sustained due to adverse radio traffic conditions within the network. When this occurs, Motorola recommends changing the Windows XP settings so the adapter can use settings defined for legacy (802.11a/bg) adapter operation. Once network conditions improve, use Windows XP to re-enable the adapter for 802.11n support.
To change the access point’s settings to support legacy 802.11a/bg operation (using Windows XP):
1. Select My Network Places.
2. Right-click and select Properties. The Network Connections screen displays.
3. Select (right-click on) the adapter supporting 802.11n operation with the access point and
select Properties.
4. Click on the Configure button.
The Network Connection screen displays supporting the 802.11n adapter.
5. Select the Advanced tab.
6. Select 802.11n Network from the Property field and select either Enable or Disable from
the Value drop-down menu.
Select Disable when the 802.11n rate settings and performance values defined on the access point cannot be sustained (due to network congestion or interference). Once network conditions improve to the point where 802.11n traffic can be sustained, enable the 802.11n
Network parameter once again.
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NOTE If re-enabling the adapter for 802.11 support, ensure additional 802.11n
settings (Aggregation, Channel Width, Guard Interval etc.) are also enabled to ensure optimal operation.
7. Click OK to save the updates to the adapter’s configuration.
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Getting Started
The access point should be installed in an area tested for radio coverage using one of the site survey tools available to the field service technician. Once an installation site has been identified, the installer should carefully follow the hardware precautions, requirements, mounting guidelines and power options outlined in Hardware Installation.
See the following sections for more details:
Installing the Access Point
Configuration Options
Basic Configuration
3.1 Installing the Access Point
Make the required cable and power connections before mounting the access point in its final operating position. Test the access point with an associated MU before mounting and securing the access point. Carefully follow the mounting instructions in one of the following sections to ensure the access point is installed correctly:
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For instructions on mounting the access point to a wall, see Wall Mounted Installations on
page 2-10.
For instructions on mounting an access point to a ceiling T-bar, see Suspended Ceiling T-Bar
Installations on page 2-13.
For instructions on installing the access point in an above the ceiling attic space, see Above
the Ceiling (Plenum) Installations on page 2-15.
For information on the antenna suite available to the AP-7131N-FGR, see Antenna Options on page 2-
4. For more information on using a Power Injector to combine Ethernet and power in one cable to an
access point, see Power Injector System on page 2-7. To verify LED behavior once installed, see LED
Indicators on page 2-18.
3.2 Configuration Options
Once installed and powered, the access point can be configured using one of several connection techniques. Managing the access point includes viewing network statistics and setting configuration options. The access point requires one of the following connection methods to manage the network:
Secure Java-Based WEB UI - (use Sun Microsystems’ JRE 1.5 or higher available from Sun’s Web site. Disable Microsoft’s Java Virtual Machine if installed). For information on using the Web UI to set access point default configuration, see Basic Configuration on page 3-4 or chapters 4 through 7 of this guide.
Command Line Interface (CLI) via Serial, Telnet and SSH. The access point CLI is accessed through the RS232 port, via Telnet or SSH. The CLI follows the same configuration conventions as the device user interface with a few documented exceptions. For details on using the CLI to manage the access point, see CLI Reference on page 8-1.
Config file - Readable text file; Importable/Exportable via SFTP. Configuration settings for an access point can be downloaded from the current configuration of another access point meeting the import/export requirements. For information on importing or exporting configuration files, see Importing/Exporting Configurations on page 4-50.
MIB (Management Information Base) accessing the access point SNMP functions using a MIB Browser. The access point download package contains the following 2 MIB files:
• Symbol-CC-WS2000-MIB-2.0
• Symbol-AP_MIB
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3.3 Initially Connecting to the Access Point
NOTE The procedures described below assume this is the first time you are
connecting to an AP-7131N-FGR model access point.
NOTE The computer being used should be configured to use the same IP address
and subnet mask as the access point.
3.3.1 Connecting to the Access Point using the WAN Port
To initially connect to the access point using the access point’s WAN port:
1. Connect AC power to the access point, as Power-Over-Ether support is not available on the
access point’s WAN (or GE2) port.
3-3
2. Start a browser and enter the access point’s static IP address (10.1.1.1). The default
password is “motorola.”
3. Refer to Basic Configuration on page 3-4 for instructions on the initial (basic) configuration
of the access point.
3.3.2 Connecting to the Access Point using the LAN Port
To initially connect to the access point using the access point’s LAN port:
1. The LAN (or GE1/POE) port default is set to DHCP. Connect the access point’s GE1/POE port
to a DHCP server.
The access point will receive its IP address automatically.
2. To view the IP address, connect one end of a null modem serial cable to the access point and
the other end to the serial port of a computer running HyperTerminal or similar emulation program.
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3. Configure the following settings:
• Baud Rate - 19200
• Data Bits - 8
• Stop Bits - 1
• No Parity
• No Flow Control
4. Press <ESC> or <Enter> to access the access point CLI.
5. Enter the default username of “admin” and the default password of “motorola.
As this is the first time you are logging into the access point, you are prompted to enter a new password and set the county code. Refer to Country Codes on page A-4 for a list of each available countries two digit country code.
6. At the CLI prompt (admin>), type “summary.”
The access point’s LAN IP address will display.
7. Using a Web browser, use the access point’s IP address to access the access point.
8. Refer to Basic Configuration on page 3-4 for instructions on the initial (basic) configuration of the access point.
3.4 Basic Configuration
3.4.1 Configuring Your Browser for AP-7131N-FGR Support
An AP-7131N-FGR model access point is compliant with the FIPS140-2 standard. The AP-7131N-FGR is only accessible using browsers that support the TLS 1.0 protocol. The AP-7131N-FGR is not accessible by browsers supporting the SSL 2.0 or SSL 3.0 protocols. Additionally, ensure JRE (version
1.6 or above) is installed on the computer accessing the AP-7131N-FGR GUI applet. The following sections describe how to change your browser settings using either Internet Explorer or Mozilla Firefox in order to correctly launch and display the AP-7131N-FGR GUI applet. Without these browser modifications, you will not be able to access the AP-7131N-FGR GUI applet.
CAUTION With both the Internet Explorer and Mozilla Firefox browser
!
configurations, screens may display stating Website certificates cannot be validated or have been certified by an unknown authority. Do not exit the browser configuration, as these messages will occur with only the initial AP-7131N-FGR browser configuration.
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Getting Started
3.4.1.1 Accessing the AP-7131N-FGR Using Internet Explorer
To define the browser settings needed to access the AP-7131N-FGR using Windows Internet Explorer:
1. Open the Internet Explorer browser and open the Tools > Internet Options menu.
2. Select the Advanced tab.
3. Scroll down to the bottom of the Advanced tab and ensure the Use TLS 1.0 option is
selected. Remember, the AP-7131N-FGR does not support SSL 2.0 or SSL 3.0.
4. Enter the IP address of the AP-7131N-FGR within Internet Explorer. Select the Continue to
this Website (not recommended) option. The default IP address of the WAN port is
10.1.1.1. Remember to use https (and not http) when you enter the IP address, as http is not supported with the AP-7131N-FGR.
At this point in the browser configuration, a screen displays stating the Web site’s certificate cannot be verified.
3-5
5. Click Yes to continue. The access point’s login screen displays.
6. Log in using admin as the default User ID and motorola as the default password. If the
default login is successful, the Change Admin Password window displays. It is strongly recommended you immediately change the password to optimize device security. For more information, see Configuring the Access Point on page 3-6.
3.4.1.2 Accessing the AP-7131N-FGR Using Mozilla Firefox
To define the browser settings needed to access the AP-7131N-FGR using Mozilla Firefox:
1. Open the Mozilla Firefox browser and open the Tools > Options menu (some versions of
Firefox use Edit > Preferences).
2. Select the Advanced tab, then select either the Encryption or Security tab (they differ
depending on the version of Firefox used).
3. Within the Protocols field, ensure the Use TLS 1.0 option is selected. Remember, the
AP-7131N-FGR does not support SSL 2.0 or SSL 3.0.
4. Enter the IP address of the AP-7131N-FGR. Remember to use https (and not http) when you
enter the IP address, as http is not supported with the AP-7131N-FGR.
A Website Certified by an Unknown Authority screen displays stating Firefox is unable to define a trusted site.
5. Select either the Accept this certificate permanently or Accept this certificate
temporarily for this session. Click the OK button to continue.
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A Security Error: Domain Name Mismatch screen could display. Click OK to continue. At this point in the browser configuration, a screen displays stating the Web site’s certificate cannot be verified.
6. Click Yes to continue. The access point’s login screen displays.
7. Log in using admin as the default User ID and motorola as the default password. If the default login is successful, the Change Admin Password window displays. It is strongly recommended you immediately change the password to optimize device security. For more information, see Configuring the Access Point on page 3-6.
3.4.2 Configuring the Access Point
For the basic setup described in this guide, the Java-based Web UI will be used to configure the access point. The GE1/POE port’s default setting is static (with a default IP address of 192.168.0.1). For this example, the access point’s WAN interface will be used to connect to the access point. The default WAN IP address is 10.1.1.1. For optimal viewing of the Web UI, the screen resolution should be set to 1024 x 768 pixels or greater.
Remember, Internet Explorer and Mozilla Firefox require unique settings be defined in order for the browser to access the AP-7131N-FGR GUI applet. For instructions on configuring these browser settings, see Configuring Your Browser for AP-7131N-FGR Support on page 3-4.
1. Start a browser and enter the following IP address in the address field:
https://10.1.1.1
2. Log in using admin as the default Username and motorola as the default Password. Use your new password if it has been updated from default.
NOTE For optimum compatibility, use Sun Microsystems’ JRE 1.6 or higher
(available from Sun’s Website), and be sure to disable Microsoft’s Java Virtual Machine if installed.
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Getting Started
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3. If the default login is successful, the Change Admin Password window displays. Change
the password to ensure the AP-7131N-FGR is using a secure password different from the default password. The new password must be at least 8 characters in length.
Enter the current password and a new admin password in fields provided. Click Apply. Once the admin password has been updated, a warning message displays stating the access point must be set to a country. Proceed to Configuring Device Settings on page 3-8 to validate the country setting.
The export function will always export the encrypted Admin User password. The import function will import the Admin Password only if the access point is set to factory default. If the access point is not configured to factory default settings, the Admin User password WILL NOT get imported.
NOTE Though the access point can have its basic settings defined using a
number of different screens, Motorola recommends using the access point Quick Setup screen to set the correct country of operation and define its minimum required configuration from one convenient location.
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3.4.3 Configuring Device Settings
Configure a set of minimum required device settings within the Quick Setup screen. The values (LAN, WAN etc.) can often be defined in other locations within the menu tree. When you change the settings in the Quick Setup screen, the values also change within the screen where these parameters also exist. Additionally, if the values are updated in these other screens, the values initially set within the Quick Setup screen will be updated.
NOTE Beginning with the 4.0 release of the access point firmware, a new
scheme for radio configuration and WIPS server management has been implemented within the Quick Setup GUI applet. These radio buttons define how WLAN and sensor functionality are supported amongst the radios available to the access point. The options available depend on the SKU supported (and are described within this section).
To define a basic access point configuration:
1. Select System Configuration -> Quick Setup from the menu tree, if the Quick Setup screen is not already displayed.
2. Select the System Configuration tab to define the access point’s system, WIPS server and radio configuration.
NOTE The WIPS Server designation and radio configuration can be defined as
part of the access point’s quick setup. For a description of sensor functionality and how it relates to access point operation, see
Sensor Support on page 1-6.
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Getting Started
3-9
3. Refer to the AP-71xx System Settings field to define the following parameters:
System Name Assign a System Name to define a title for this access point. The System
Name is useful if multiple devices are being administered.
Country Select the Country for the AP-7131N-FGR’s country of operation. The access
point prompts for the correct country code on the first login. A warning message also displays stating an incorrect country setting may result in illegal radio operation. Selecting the correct country is central to legally operating the access point. Each country has its own regulatory restrictions concerning electromagnetic emissions and the maximum RF signal strength that can be transmitted. To ensure compliance with national and local laws, set the country accurately. Refer to Country Codes on page A-4 for the two character country codes.
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Time Server Optionally enter the IP address of the server used to provide system time to the
access point within the Time Server field. Once the IP address is entered, the access point’s Network Time Protocol (NTP) functionality is engaged automatically.
the NTP server.
44 for information on setting alternate time servers and setting a
synchronization interval for the access point to adjust its displayed time.
WIPS Servers Define a primary and alternate WIPS server IP Address for WIPS Server 1 and
2. These are the addresses of the primary and secondary WIPS console server. WIPS support requires a Motorola AirDefense WIPS Server on the network. WIPS functionality is not provided by the access point alone. The access point works in conjunction with the dedicated WIPS server(s).
With the AP-7131N-FGR, a VPN tunnel is established using
Refer to Configuring Network Time Protocol (NTP) on page 4-
NOTE The System Name and Country are also configurable within the System
Settings screen. Refer to Configuring System Settings on page 4-2 (if
necessary) to set a system location and admin email address for the access point or to view other default settings.
4. Refer to the new Radio Configuration field to define how WLAN and WIPS are supported by the access point’s radio(s). Remember, the options available depend on the radio model SKU deployed.
A dual radio model access point displays 7 configuration options. Refer to the following table for the options available to dual radio models.
Radio Button AP-7131N-FGR Dual Radio SKU
2.4 GHz WLAN, & Sensor
5.0 GHz WLAN & Sensor
2.4 GHz WLAN &
5.0 GHz WLAN only - no Sensor
Sensor only Spectrum Analysis mode (no WLAN)
2.4 GHz WLAN - no Sensor Radio1 WLAN,
Radio1 WLAN, Radio 2 WIPS
Radio 1 WIPS, Radio 2 WLAN
Radio 1 WLAN, Radio 2 WLAN
Radio 1 WIPS, Radio 2 WIPS
Radio 2 Disabled
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Getting Started
5.0 GHz WLAN - no Sensor Radio1 Disabled, Radio 2 WLAN
Radios Off Radios 1 and 2 Disabled
5. Select the Quick Setup screen’s Network Configuration tab to define a minimum set of
WAN or LAN configuration values. The WAN tab displays by default.
3-11
Set a minimum set of parameters for using the WAN interface.
a. Select the Enable WAN Interface checkbox to enable a connection between the
access point and a larger network or outside world through the WAN port. Disable this option to effectively isolate the access point’s WAN connection. No connections to a larger network or the Internet will be possible. MUs cannot communicate beyond the configured subnets.
b. Select the This Interface is a DHCP Client checkbox to enable DHCP for the access
point’s WAN connection. This is useful, if the larger corporate network or Internet Service Provider (ISP) uses DHCP. DHCP is a protocol that includes mechanisms for IP
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address allocation and delivery of host-specific configuration parameters from a DHCP server to a host. Some of these parameters are IP address, network mask, and gateway.
NOTE Motorola recommends that the WAN and LAN ports should not be
configured as DHCP clients at the same time.
c. Specify an IP address for the access point’s WAN connection. An IP address uses a
series of four numbers expressed in dot notation, for example, 190.188.12.1 (no DNS names supported).
d. Specify a Subnet Mask for the access point’s WAN connection. This number is
available from the ISP for a DSL or cable-modem connection, or from an administrator if the access point connects to a larger network. A subnet mask uses a series of four numbers expressed in dot notation. For example, 255.255.255.0 is a valid subnet mask.
e. Define a Default Gateway address for the access point’s WAN connection. The ISP or
a network administrator provides this address.
f. Specify the address of a Primary DNS Server. The ISP or a network administrator
provides this address.
g. Optionally, use the Enable PPP over Ethernet checkbox to enable Point-to-Point
Protocol over Ethernet (PPPoE) for a high-speed connection that supports this protocol. Most DSL providers are currently using or deploying this protocol. PPPoE is a data-link protocol for dialup connections. PPPoE will allow the access point to use a broadband modem (DSL, cable modem, etc.) for access to high-speed data networks.
h. Select the Keep Alive checkbox to enable occasional communications over the WAN
port even when client communications to the WAN are idle. Some ISPs terminate inactive connections, while others do not. In either case, enabling Keep-Alive maintains the WAN connection, even when there is no traffic. If the ISP drops the connection after the idle time, the access point automatically reestablishes the connection to the ISP.
i. Specify the Username entered when connecting to the ISP. When the Internet session
begins, the ISP authenticates the username.
j. Specify the Password entered when connecting to the ISP. When the Internet session
starts, the ISP authenticates the password.
For additional access point WAN port configuration options, see Configuring WAN Settings
on page 5-17.
6. Select the LAN#1 tab to set a minimum set of parameters to use the LAN#1 interface.
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a. Select the Enable LAN Interface checkbox to forward data traffic over the access
point’s LAN connection. The LAN connection is enabled by default.
b. Use the This Interface drop-down menu to specify how network address information
is defined over the LAN connection. Select DHCP Client if the larger corporate network uses DHCP. DHCP is a protocol that includes mechanisms for IP address allocation and delivery of host-specific configuration parameters from a DHCP server to a host. Some of these parameters are IP address, network mask, and gateway. Select DHCP Server to use the access point as a DHCP server over the LAN connection. Select the Bootp
client option to enable a diskless system to discover its own IP address.
.
NOTE Motorola recommends that the WAN and LAN ports should not both be
configured as DHCP clients.
c. Enter the network-assigned IP Address of the access point.
NOTE DNS names are not supported as a valid IP address for the access point.
The user is required to enter a numerical IP address.
d. The Subnet Mask defines the size of the subnet. The first two sets of numbers specify
the network domain, the next set specifies the subset of hosts within a larger network. These values help divide a network into subnetworks and simplify routing and data transmission.
e. If using the static or DHCP Server option, enter a Default Gateway to define the
numerical IP address of a router the access point uses on the Ethernet as its default gateway.
f. If using the static or DHCP Server option, enter the Primary DNS Server numerical IP
address.
g. If using the DHCP Server option, use the Address Assignment Range parameter to
specify a range of IP address reserved for mapping clients to IP addresses. If a manually (static) mapped IP address is within the IP address range specified, that IP address could still be assigned to another client. To avoid this, ensure all statically mapped IP addresses are outside of the IP address range assigned to the DHCP server.
For additional access point LAN port configuration options, see Configuring the LAN
Interface on page 5-1.
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7. Select the WLAN #1 tab (WLANs 1 - 4 are available within the Quick Setup screen) to define
its ESSID and security scheme for basic operation.
NOTE A maximum of 16 WLANs are configurable within the Wireless
Configuration screen. The limitation of 16 WLANs.
a. Enter the Extended Services Set Identification (ESSID) and name associated with the
WLAN. For additional information on creating and editing up to 16 WLANs per access point, see Creating/Editing Individual WLANs on page 5-32.
b. Use the Available On checkboxes to define whether the target WLAN is operating in
the 2.4 or 5 GHz radio band. Ensure the radio selected has been enabled (see step 8).
8. Once the WLAN’s radio designations have been made, the radio must be configured in respect to intended 2.4 or 5 GHz radio traffic and the antennas used. Refer to
Network Configuration -> Wireless -> Radio Configuration -> Radio1 (or Radio2),
and configure the Radio Settings field (at a minimum). If you know the radio’s Properties, Performance and Beacon Settings, those fields can also be defined at this time.
Define the Channel Settings, Power Level and 802.11 mode in respect to the 2.4 or 5 GHz
802.11b/g/n or 802.11a/n radio traffic and anticipated gain of the antennas.
CAUTION Only a qualified wireless network administrator should set the
!
NOTE Even an access point configured with minimal values must protect its data
9. Click Apply to save any changes to the access point Quick Setup screen. Navigating away from the screen without clicking Apply results in all changes to the screens being lost.
access point radio configuration. Refer to Configuring the
802.11a/n or 802.11b/g/n Radio on page 5-59 for an
understanding of additional radio values and their implications.
against theft and corruption. A security policy should be configured for WLAN1 as part of the basic configuration outlined in this guide. A security policy can be configured for the WLAN from within the Quick Setup screen. Policies can be defined over time and saved to be used as needed as security requirements change. Motorola recommends you familiarize yourself with the security options available on the access point before defining a security policy. Refer to Configuring Basic WLAN Security
Settings on page 3-15.
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10. Click Undo Changes (if necessary) to undo any changes made. Undo Changes reverts the
settings displayed on the access point Quick Setup screen to the last saved configuration.
3.4.3.1 Configuring Basic WLAN Security Settings
To configure a basic security policy for a WLAN:
NOTE A VPN tunnel must also be established to ensure the access point is using
a secure connection to the external server providing NTP, syslog or Radius resources. For more information, see Defining an IPSec VPN Tunnel on
page 3-17.
1. From the Quick Setup screen, click the Create button to the right of the Security Policy item.
At a minimum, a basic security scheme (in this case WPA2/CCMP) is recommended in a network environment where sensitive data is transmitted.
3-15
NOTE For information on configuring the other encryption and authentication
options available to the access point, see Configuring Security Options on
page 6-2.
2. Ensure the Name of the security policy entered suits the intended configuration or function
of the policy.
Multiple WLANs can share the same security policy, so be careful not to name security policies after specific WLANs or risk defining a WLAN to single policy. Motorola recommends naming the policy after the attributes of the authentication or encryption type selected.
3. Select the WPA2/CCMP (802.11i) checkbox.
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4. Configure the Key Rotation Settings as required to set Broadcast Key Rotation and the update interval.
Broadcast Key Rotation
Update broadcast keys every (300­604800 seconds)
Select the Broadcast Key Rotation checkbox to enable or disable broadcast key rotation. When enabled, the key indices used for encrypting/decrypting broadcast traffic will be alternatively rotated on every interval specified in the Broadcast Key Rotation Interval. Enabling broadcast key rotation enhances the broadcast traffic security on the WLAN. This value is disabled by default.
Specify a time period in seconds to rotate the key index used for the broadcast key. Set the interval to a shorter duration like 3600 seconds for tighter broadcast traffic security on the wireless LAN. Set the interval to a longer duration like 86400 seconds for less broadcast traffic security requirements. Default value is 86400 secs.
5. Configure the Key Settings as needed to set a 256-bit key.
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256-bit Key Enter 16 hexadecimal characters into each of the four fields
displayed.
Default (hexadecimal) 256-bit keys for WP2A/CCMP include:
1011121314151617
18191A1B1C1D1E1F
2021222324252627
28292A2B2C2D2E2F
6. Configure the Fast Roaming (802.1x only) field as required to enable additional access
point roaming and key caching options. This feature is applicable only when using 802.1x EAP authentication with WPA2/CCMP.
Pre-Authentication Selecting this option enables an associated MU to carry out an
802.1x authentication with another access point before it roams to it. The access point caches the keying information of the client until it roams to the other access point. This enables the roaming client to start sending and receiving data sooner by not having to do
802.1x authentication after it roams. This feature is only supported when 802.1x EAP authentication is enabled.
3-17
NOTE PMK key caching is enabled internally by default when 802.1x EAP
authentication is enabled.
7. Click the Apply button to save the security policy and return to the Quick Setup screen.
At this point, you can test the access point for MU interoperability.
3.4.3.2 Defining an IPSec VPN Tunnel
A secure IPSec VPN tunnel must be established between the AP-7131N-FGR and the external server providing the access point’s external NTP, syslog or Radius resources. Ensure the IP address of the external NTP, syslog or Raidus resource is known, as it must be supplied to the access point for the access point to properly access and communicate with the external resource.
To define the attributes of the VPN tunnel:
1. Select Network Configuration -> WAN -> VPN from the access point menu tree.
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2. Select the Add button from within the VPN Tunnels field to define the attributes of a new tunnel to provide secure access to the access point’s external NTP, syslog or Radius resources.
3. Refer to the VPN Tunnel Config field and define the following attributes for the VPN tunnel:
Tunnel Name Enter a name to define the VPN tunnel. The tunnel name is used
to uniquely identify each tunnel.
Interface Name Use the drop-down menu to specify the LAN1, LAN2 or WAN
connection used for routing VPN traffic. Remember, only one LAN connection can be active on the access point Ethernet port at a time.
Local WAN IP Enter the WAN’s numerical (non-DNS) IP address in order for the
tunnel to pass traffic to a remote network.
Remote Subnet Specify the numerical (non-DNS) IP address for the Remote
Subnet.
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Remote Subnet Mask Enter the subnet mask for the tunnel’s remote network for the
tunnel. The remote subnet mask is the subnet setting for the remote network the tunnel connects to.
Remote Gateway Enter a numerical (non-DNS) remote gateway IP address for the
tunnel. The remote gateway IP address is the gateway address on the remote network the VPN tunnel connects to.
4. Select the Auto (IKE) Key Exchange checkbox and the IKE Settings button.
IKE provides an automatic means of negotiation and authentication for communication between two or more entities.
5. Configure all the parameters within the IKE Settings screen.The IKE Authentication
Passphrase must be shared by the external NTP, syslog or Radius resource.
6. From back within the VPN screen, select the Auto (IKE) Key Exchange checkbox and the
Auto Key Settings button.
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Use the Auto Key Settings screen to specify the type of encryption and authentication used with the tunnel.
7. Configure all the parameters within the Auto Key Settings screen.
For additional information on configuring either IKE Settings or Auto Key Settings, see
Configuring Auto Key Settings on page 6-33 and Configuring IKE Key Settings on page 6-36. .
8. Click Apply to save the configuration of the new tunnel.
External NTP, syslog and Radius resources are now reachable from the access point’s secure VPN tunnel. However, you must supply the access point with the IP address of the NTP, syslog or Radius server for the access point to connect to those external resources. For information on configuring external NTP, syslog and Radius server support, see Configuring
Network Time Protocol (NTP) on page 4-44, Logging Configuration on page 4-48 or Configuring User Authentication on page 6-54.
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3.4.4 Testing Connectivity
Verify the access point’s link with an MU by sending Wireless Network Management Protocol (WNMP) ping packets to the associated MU. Use the Echo Test screen to specify a target MU and configure the parameters of the test. The WNMP ping test only works with Motorola MUs. Only use a Motorola MU to test access point connectivity using WNMP.
NOTE Before testing for connectivity, the target MU needs to be set to the same
ESSID as the access point. Since WPA2/CCMP has been configured for the access point, the MU also needs to be configured for WPA2/CCMP and use the same keys. Ensure the MU is associated with the access point before testing for connectivity.
To ping a specific MU to assess its connection with an access point:
1. Select Status and Statistics -> MU Stats from the menu tree.
2. Select the Echo Test button from within the MU Stats Summary screen.
3. Define the following parameters for the test.
Station Address The station address is the IP address of the target MU. Refer to
the MU Stats Summary screen for associated MU IP address information.
Number of pings Defines the number of packets to be transmitted to the MU. The
default is 100.
Packet Length Specifies the length of each packet transmitted to the MU during
the test. The default length is 100 bytes.
4. Click the Ping button to begin transmitting packets to the specified MU address.
Refer to the Number of Responses value to assess the number of responses from the MU versus the number of ping packets transmitted by the access point. Use the ratio of packets sent versus the number of packets received the link quality between the MU and the access point.
Click the OK button to exit the Echo Test screen and return to the MU Stats Summary screen.
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3.4.5 Where to Go from Here?
Once basic connectivity has been verified, the access point can be fully configured to meet the needs of the network and the users it supports. Refer to the following:
For detailed information on access point device access, SNMP settings, network time,
importing/exporting device configurations and device firmware updates, see
Chapter 4, System Configuration on page 4-1.
For detailed information on configuring access point LAN interface (subnet) and WAN
interface see, Chapter 5, Network Management on page 5-1.
For detailed information on configuring specific encryption and authentication security
schemes for individual access point WLANs, see
Chapter 6, Configuring Access Point Security on page 6-1.
To view detailed statistics on the access point and its associated MUs, see
Chapter 7, Monitoring Statistics on page 7-1.
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The access point contains a built-in browser interface for system configuration and remote management using a standard Web browser such as Microsoft Internet Explorer, Netscape Navigator or Mozilla Firefox (version 0.8 or higher is recommended). The browser interface also allows for system monitoring of the access point.
Web management of the access point requires either Microsoft Internet Explorer 5.0 or later or Netscape Navigator 6.0 or later.
NOTE For optimum compatibility, use Sun Microsystems’ JRE 1.5 or higher
(available from Sun’s Web site), and be sure to disable Microsoft’s Java Virtual Machine if installed.
To connect to the access point, an IP address is required. If connected to the access point using the WAN port, the default static IP address is 10.1.1.1. The default password is “ to the access point using the LAN port, the default setting is DHCP client. The user is required to know the IP address to connect to the access point using a Web browser.
motorola.” If connected
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System configuration topics include:
Configuring System Settings
Configuring Power Settings
Adaptive AP Setup
Configuring Data Access
Managing Certificate Authority (CA) Certificates
Configuring SNMP Settings
Configuring Network Time Protocol (NTP)
Logging Configuration
Importing/Exporting Configurations
Updating Device Firmware
4.1 Configuring System Settings
Use the System Settings screen to specify the name and location of the access point, assign an email address for the network administrator, restore the AP’s default configuration or restart the AP.
To configure System Settings for the access point:
CAUTION The access point’s country of operation is set from within the System
!
1. Select System Configuration -> System Settings from the access point menu tree.
Settings screen. If the country code is changed, the access point’s power level, primary channel and secondary channel return to their default values. If changing the country code, be aware these values will require modification to their previous settings.
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2. Configure the access point System Settings field to assign a system name and location,
set the country of operation and view device version information.
System Name Specify a device name for the access point. Motorola recommends
selecting a name serving as a reminder of the user base the access point supports (engineering, retail, etc.). This name will appear in the WIPS server when one of the radios is configured as a sensor and the WIPS functionality connects to the WIPS server. The WIPS module only accepts names with up to 20 characters, keep that if intending to use this AP as a sensor.
System Location Enter the location of the access point. The System Location
parameter acts as a reminder of where the AP can be found. Use the System Name field as a specific identifier of device location. Use the System Name and System Location fields together to optionally define the AP name by the radio coverage it supports and specific physical location. For example, “second floor engineering”
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Admin Email Address Specify the AP administrator's email address.
Country The access point prompts the user for the correct country code after
the first login. A warning message also displays stating that an incorrect country setting will lead to an illegal use of the access point. Use the pull-down menu to select the country of operation. Selecting the correct country is extremely important. Each country has its own regulatory restrictions concerning electromagnetic emissions (channel range) and the maximum RF signal strength transmitted. To ensure compliance with national and local laws, be sure to set the Country field correctly.
If using the access point configuration file, CLI or MIB to configure the access point’s country code, see Country Codes on page A-4.
Version The dIsplayed number is the current version of the device firmware.
Use this information to determine if the access point is running the most recent firmware available from Motorola. Use the Firmware
Update screen to keep the AP’s firmware up to date. For more
information, see Updating Device Firmware on page 4-53.
System Uptime Displays the current uptime of the access point defined in the
System Name field. System Uptime is the cumulative time since the access point was last rebooted or lost power.
Serial Number Displays the access point Media Access Control (MAC) address.
The access point MAC address is hard coded at the factory and cannot be modified. The LAN and WAN port MAC addresses can be located within the LAN and WAN Stats screens. For information on locating the access point MAC addresses, see Viewing WAN
Statistics on page 7-2 and Viewing LAN Statistics on page 7-6.
AP Mode Displays the access point’s mode of operation to convey whether
the access point is functioning as a standalone access point (Independent mode) or in Adaptive (thin AP) mode. If in Adaptive mode, the access point attempts to discover a switch through one or more of several mechanisms: DNS, DHCP, ICMP, CAPWAP or a statically programmed IP address. For information on adaptive AP, see, Adaptive AP on page 10-1.
3. Refer to the Factory Defaults field to restore either a full or partial default configuration.
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System Configuration
CAUTION Restoring the access point’s configuration back to default settings
changes the administrative password back to “motorola.” If restoring the configuration back to default settings, be sure you change the administrative password accordingly.
4-5
Restore Default Configuration
Restore Partial Default Configuration
Select the Restore Default Configuration button to reset the AP’s configuration to factory default settings. If selected, a message displays warning the user the current configuration will be lost if the default configuration is restored. Before using this feature, Motorola recommends using the Config Import/Export screen to export the current configuration for safekeeping, see
Importing/Exporting Configurations on page 4-50.
Select the Restore Partial Default Configuration button to restore a default configuration with the exception of the current LAN, WAN, SNMP settings and IP address used to launch the browser. If selected, a message displays warning the user all current configuration settings will be lost with the exception of WAN and SNMP settings. Before using this feature, Motorola recommends using the Config Import/Export screen to export the current configuration for safekeeping, see Importing/Exporting
Configurations on page 4-50.
4. Use the Reset Keys access point field to restart the AP (if necessary).
Reset Keys to Zero The AP-7131N-FGR access points has a mechanisms that resets
5. Use the Restart access point field to restart the AP (if necessary).
Restart Click the Restart button to reboot the AP-7131N-FGR. Restarting
keys to zero values. This is necessary when the access point require maintenance and must be placed in a non-secure environment. Zeroizing the keys “hides” key values until they can be restored once back in a secure environment.
the AP-7131N-FGR resets all data collection values to zero. Motorola does not recommend restarting the AP-7131N-FGR during significant system uptime or data collection activities.
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CAUTION After a reboot, static route entries disappear from the AP Route Table
!
6. Click Apply to save any changes to the System Settings screen. Navigating away from the screen without clicking the Apply button results in all changes to the screen being lost.
NOTE The Apply button is not needed for restoring the access point default
7. Click Undo Changes (if necessary) to undo any changes made. Undo Changes reverts the settings displayed on the System Settings screen to the last saved configuration.
if a LAN Interface is set to DHCP Client. The entries can be retrieved (once the reboot is done) by performing an Apply operation from the WEB UI or a save operation from the CLI.
configuration or restarting the access point.
8. Click Logout to securely exit the access point applet. A prompt displays confirming the logout before the applet is closed.
4.2 Configuring Power Settings
Use the Power Setting screen to select one of two power modes, 3af or Auto. When automatic is selected, the access point safely operates within available power. Once the power configuration is determined, the access point configures its operating power characteristics based on its SKU and power configuration.
The access point uses a complex programmable logic device (CPLD). The CPLD determines proper supply sequencing, the maximum power available and other status information. One of the primary functions of the CPLD is to determine the access point’s maximum power budget. When the AP is powered on (or performing a cold reset), the CPLD determines the maximum power provided by the POE device and the budget available to the access point. The CPLD also determines the access point hardware SKU and the number of radios. If the access point’s POE resource cannot provide sufficient power to run the access point (with all intended interfaces enabled), some of the following interfaces could be disabled or modified:
The access point’s transmit and receive algorithms could be negatively impacted
The access point’s transmit power could be reduced due to insufficient power
The access point’s WAN port configuration could be changed (either enabled or disabled)
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Automatic is the default mode. When Auto is selected, the CPLD determines how much power is available at startup (3af, 3at or Full Power for an AP-7131N-FGR model).
NOTE An AP-7131N-FGR model uses 22 watts when its power status is 3af,
23 - 26 watts when its power status is 3at and 27 watts when its power status is Full Power.
CAUTION The power modes described in the section are only obtainable using
the 48-Volt Power Supply (Part No. 50-14000-247R) designed for an
!
AP-7131N-FGR or using the single-port Power Injector (Part No. AP-PSBIAS-1P3-AFR).
NOTE Radio transmit power is not used as one of the factors to determine the
available power budget. If an external power supply is used, it is assumed it will provide full power. When operating using full power, each radio has 3x3 antenna mode support and its intended transmit power budget.
4-7
Radios at Full Power
The table below describes the maximum transmit power available to each radio (at varying data rates) when the access point is receiving full DC power and is not compromised in its power budget. These values should be viewed as the safe limit for the access point’s radio at full power and should not be exceeded.
Maximum
Transmit Power
Rates (Mbps) MCS Indices EVM Bandwidth
1 -9 20MHz 23 NA
2 -9 20MHz 23 NA
5.5 -9 20MHz 23 NA
11 -9 20MHz 23 NA
6 -5 20MHz 23 20
9 -8 20MHz 23 20
2.4 GHz
Maximum
Transmit Power
5 GHz
12 -10 20MHz 23 20
18 -13 20MHz 23 20
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Maximum
Transmit Power
Rates (Mbps) MCS Indices EVM Bandwidth
24 -16 20MHz 22 20
36 -19 20MHz 22 19
48 -22 20MHz 21 18
54 -25 20MHz 20 17
MCS0/MCS8 -5 HT20/40 23 20
MCS1/MCS9 -10 HT20/40 23 20
MCS2/MCS10 -13 HT20/40 23 20
MCS3/MCS11 -16 HT20/40 23 19
MCS4/MCS12 -19 HT20/40 22 19
MCS5/MCS13 -22 HT20/40 22 18
2.4 GHz
Maximum
Transmit Power
5 GHz
MCS6/MCS14 -25 HT20/40 21 17
MCS7/MCS15 -28 HT20/40 20 17
Radios at Low Power
The table below describes the maximum transmit power available to each radio (at varying data rates) when the access point is receiving low DC power in either af or at mode.
CAUTION Exceeding the limits listed below can cause damage to the access
!
Rates (Mbps) MCS Indices EVM Bandwidth
1 -9 20MHz 20 NA
point or cause the radio to operate unpredictably. Thus, these values should be viewed as the safe limit for the access point’s radio and should not be exceeded in either af or at mode.
Maximum
Transmit Power
2.4 GHz
Maximum
Transmit Power
5 GH
2 -9 20MHz 20 NA
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4-9
Maximum
Transmit Power
Rates (Mbps) MCS Indices EVM Bandwidth
5.5 -9 20MHz 20 NA
11 -9 20MHz 20 NA
6 -5 20MHz 22 19
9 -8 20MHz 22 19
12 -10 20MHz 22 19
18 -13 20MHz 22 18
24 -16 20MHz 21 18
36 -19 20MHz 20 17
48 -22 20MHz 18 15
54 -25 20MHz 17 13
2.4 GHz
Maximum
Transmit Power
5 GH
MCS0/MCS8 -5 HT20/40 22 19
MCS1/MCS9 -10 HT20/40 22 19
MCS2/MCS10 -13 HT20/40 21 18
MCS3/MCS11 -16 HT20/40 21 17
MCS4/MCS12 -19 HT20/40 20 17
MCS5/MCS13 -22 HT20/40 19 16
MCS6/MCS14 -25 HT20/40 18 15
MCS7/MCS15 -28 HT20/40 17 15
NOTE The access point could allow the operation of only one radio depending on
the POE power level provided. When only one radio is operational, it is configured as either a WIPS or WLAN radio. Consequently, if the access point transitions from dual to single radio operation, a WIPS radio might not be available.
To define the access point’s power setting:
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1. Select System Configuration -> Power Settings from the menu tree.
2. Refer to the following to assess the access point’s current power state. Once known, determine how available power resources are applied to the access point’s radios.
a
NOTE Within the Power Configuration field, an installation professional
selects a power mode based on the different power resources available to that access point’s SKU. For 3af and 3at, choose between Default and
Option as best suited to that AP-7131N-FGR hardware SKU. For example,
if Option is selected for 3af Power, and the access point is a dual radio model, the following configuration is set:
LAN port ON (1000 BAST-T) WAN port OFF Radio 1 (2.4) on, 2x3 mode with maximum transmit power 18dBm Radio 2 (5.0) on, 2x3 mode with maximum transmit power 18dBm
Contact Motorola Support if unsure of your access point’s optimal power management settings, go to http://www.symbol.com/contactsupport.
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