Grandstream GXW4500 User Manual
Grandstream Networks, Inc.
GXW4500 series
1, 2 or 4 T1/E1/J1 Interfaces
Digital VoIP Gateway
User Manual
COPYRIGHT
©2018 Grandstream Networks, Inc. http://www.grandstream.com
All rights reserved. Information in this document is subject to change without notice. Reproduction or
transmittal of the entire or any part, in any form or by any means, electronic or print, for any purpose without
the express written permission of Grandstream Networks, Inc. is not permitted.
The latest electronic version of this guide is available for download here:
http://www.grandstream.com/support
Grandstream is a registered trademark and Grandstream logo is trademark of Grandstream Networks, Inc.
in the United States, Europe and other countries.
Caution
Changes or modifications to this product not expressly approved by Grandstream, or operation of this
product in any way other than as detailed by this guide, could void your manufacturer warranty.
Safety Compliance
The GXW4500 adaptor complies with FCC/CE and various safety standards. The GXW4500 power adaptor
is compliant with UL standard. Only use the universal power adapter provided with the GXW4500 package.
The manufacturer’s warranty does not cover damages to the device caused by unsupported power adaptors
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GXW4500 User Manual
Version 1.0.0.6
Table of Contents
CHANGE LOG .............................................................................................................. 13
Firmware version 1.0.0.6 ..................................................................................................................... 13
WELCOME ................................................................................................................... 14
GATEWAY GXW4500 OVERVIEW ............................................................................... 15
Feature Highlights ................................................................................................................................ 15
GXW4500 Technical Specifications ..................................................................................................... 15
GETTING STARTED ..................................................................................................... 18
Equipment Packaging .......................................................................................................................... 18
Connecting the GXW4500 ................................................................................................................... 18
Using GXW4500 Keypad Menu ........................................................................................................... 19
Use the LED Indicators ........................................................................................................................ 21
Configuring GXW4500 via Web GUI ................................................................................................... 22
Web GUI Access ........................................................................................................................... 22
Setup Wizard ................................................................................................................................ 23
Web GUI Configurations ............................................................................................................... 23
Web GUI Languages .................................................................................................................... 24
Save and Apply Changes ............................................................................................................. 24
SYSTEM STATUS ......................................................................................................... 25
Dashboard ........................................................................................................................................... 25
Space Usage ................................................................................................................................ 25
Resource Usage ........................................................................................................................... 26
Disk Capacity ................................................................................................................................ 27
PBX Status ................................................................................................................................... 28
Interfaces Status ........................................................................................................................... 28
Trunks ........................................................................................................................................... 29
System Information .............................................................................................................................. 30
General ......................................................................................................................................... 30
Network ......................................................................................................................................... 31
Active Calls .......................................................................................................................................... 33
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Network status ..................................................................................................................................... 33
SYSTEM SETTINGS ..................................................................................................... 35
HTTP Server ........................................................................................................................................ 35
Network Settings .................................................................................................................................. 36
802.1X Settings ............................................................................................................................ 38
Static Routes ................................................................................................................................ 39
OpenVPN® ................................................................................................................................... 40
DDNS Settings .............................................................................................................................. 41
Security Settings .................................................................................................................................. 43
Static Defense .............................................................................................................................. 43
Dynamic Defense ......................................................................................................................... 47
Fail2Ban ........................................................................................................................................ 48
SSH Access .................................................................................................................................. 50
Time Settings ....................................................................................................................................... 51
Automatic Date and Time ............................................................................................................. 51
Set Date and Time ........................................................................................................................ 53
NTP Server ................................................................................................................................... 54
Office Time ................................................................................................................................... 54
Holiday .......................................................................................................................................... 56
Email Settings ...................................................................................................................................... 58
Email Settings ............................................................................................................................... 58
Email Template ............................................................................................................................. 60
Email Send Log ............................................................................................................................ 62
TRUNKS ....................................................................................................................... 64
Digital Trunks ....................................................................................................................................... 64
Digital Hardware Configuration ..................................................................................................... 64
Digital Trunk Configuration ........................................................................................................... 78
Digital Trunk Troubleshooting ....................................................................................................... 79
VoIP Trunks .......................................................................................................................................... 80
Outbound Routes ................................................................................................................................. 84
Inbound Routes .................................................................................................................................... 86
Inbound Route Configuration ........................................................................................................ 87
Inbound Route: Import/Export Inbound Route .............................................................................. 88
PBX SETTINGS ............................................................................................................ 90
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SIP Settings ......................................................................................................................................... 90
General ......................................................................................................................................... 90
Misc............................................................................................................................................... 90
Session Timer ............................................................................................................................... 91
TCP and TLS ................................................................................................................................ 91
NAT ............................................................................................................................................... 93
ToS ................................................................................................................................................ 93
RTP Settings ........................................................................................................................................ 94
RTP Settings ................................................................................................................................. 94
Payload Type Settings .................................................................................................................. 95
Voice Prompt ........................................................................................................................................ 96
Download and Install Voice Prompt Package ............................................................................... 96
Manual Upload of Prompt Package .............................................................................................. 98
Jitter Buffer ........................................................................................................................................... 98
MAINTENANCE .......................................................................................................... 100
User Management ............................................................................................................................. 100
Change Information ........................................................................................................................... 101
Change Password ...................................................................................................................... 101
Change Binding Email ................................................................................................................ 102
Login Settings ............................................................................................................................. 103
Operation Log .................................................................................................................................... 104
Syslog ................................................................................................................................................ 106
System Events ................................................................................................................................... 108
Alert Log ..................................................................................................................................... 108
Alert Events List .......................................................................................................................... 109
Alert Contact ................................................................................................................................111
Upgrade ............................................................................................................................................. 112
Upgrading via Network ............................................................................................................... 112
Upgrading via Local Upload ....................................................................................................... 114
Upgrading via a Local Server ..................................................................................................... 115
No Local Firmware Server .......................................................................................................... 115
Backup ............................................................................................................................................... 115
Backup/Restore .......................................................................................................................... 116
Data Sync ................................................................................................................................... 118
Restore Configuration from Backup File .................................................................................... 120
System Cleanup/Reset ...................................................................................................................... 121
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Reset and Reboot ....................................................................................................................... 121
Cleaner ....................................................................................................................................... 121
USB/SD Card Files Cleanup ...................................................................................................... 123
Network Troubleshooting ................................................................................................................... 123
Ethernet Capture ........................................................................................................................ 124
IP Ping ........................................................................................................................................ 124
Traceroute ................................................................................................................................... 125
Service Check .................................................................................................................................... 126
CDR (CALL DETAIL RECORD).................................................................................. 127
CDR Filter .......................................................................................................................................... 127
CDR Report Operations ..................................................................................................................... 129
Automatic Download .......................................................................................................................... 130
CDR Report Data Fields .................................................................................................................... 130
EXPERIENCING THE GXW4500 SERIES DIGITAL GATEWAY ................................ 133
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Table of Tables
Table 1: GXW4500 Features Highlights ...................................................................................................... 15
Table 2: GXW4500 Technical Specifications ............................................................................................... 15
Table 3: Definitions of the GXW4500 Connectors ...................................................................................... 19
Table 4: LCD Menu Options ........................................................................................................................ 20
Table 5: GXW4500 LED Indicators ............................................................................................................. 21
Table 6: System information→General ....................................................................................................... 30
Table 7: GXW4500 Network Settings→Basic Settings ............................................................................... 36
Table 8: GXW4500 Network Settings→802.1X ........................................................................................... 39
Table 9: GXW4500 Network Settings→Static Routes................................................................................. 39
Table 10: GXW4500 System Settings→Network Settings→OpenVPN® ................................................... 40
Table 11: GXW4500 Static Defense→Current Service ............................................................................... 44
Table 12: Firewall Rule Settings .................................................................................................................. 45
Table 13: Firewall Rule Settings .................................................................................................................. 46
Table 14: GXW4500 Firewall Dynamic Defense ......................................................................................... 47
Table 15: Fail2Ban Settings ........................................................................................................................ 49
Table 16: Automatic Date and Time Settings .............................................................................................. 52
Table 17:Date and Time manual Settings ................................................................................................... 53
Table 18: Office Time Settings .................................................................................................................... 55
Table 19: Holiday Settings........................................................................................................................... 57
Table 20: Email Settings .............................................................................................................................. 58
Table 21: Email Log Filter ............................................................................................................................ 63
Table 22: Digital Hardware Configuration Parameters: E1 – PRI_NET/PRI_CPE ..................................... 66
Table 23: Digital Hardware Configuration Parameters: E1 - SS7 ............................................................... 69
Table 24: Digital Hardware Configuration Parameters: E1 - MFC/R2 ........................................................ 71
Table 25: Digital Hardware Configuration Parameters: T1/J1 - PRI_NET/PRI_CPE .................................. 74
Table 26: Digital Hardware Configuration Parameters: T1/J1 - SS7 ........................................................... 76
Table 27: Digital Trunk Configuration Parameters ...................................................................................... 78
Table 28: Create New SIP Trunk ................................................................................................................. 81
Table 29: SIP Trunk Configuration Parameters ........................................................................................... 82
Table 30: Inbound Rule Configuration Parameters ..................................................................................... 87
Table 31: SIP Settings/Session Timer ......................................................................................................... 91
Table 32: SIP Settings/TCP and TLS .......................................................................................................... 91
Table 33: NAT Settings ................................................................................................................................ 93
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Table 34: ToS Settings ................................................................................................................................ 93
Table 35: RTP Settings................................................................................................................................ 94
Table 36: Payload Type Configuration ........................................................................................................ 95
Table 37: Jitter Buffer Settings .................................................................................................................... 98
Table 38: Create New User Information .................................................................................................... 101
Table 39: Change Password Parameters ................................................................................................. 102
Table 40: Operation Log Column Header ................................................................................................. 105
Table 41: Network Upgrade Configuration ................................................................................................ 113
Table 42: Data Sync Configuration ........................................................................................................... 119
Table 43: Cleaner Configuration ............................................................................................................... 122
Table 44: Ethernet Capture Parameters ................................................................................................... 124
Table 45: CDR Filter parameters .............................................................................................................. 127
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Table of Figures
Figure 1: GXW4500 Package Contents ...................................................................................................... 18
Figure 2: Diagram of GXW4504 Back and Front Panel .............................................................................. 19
Figure 3: GXW4500 Web Gui Login Page .................................................................................................. 22
Figure 4: GXW4500 Setup Wizard .............................................................................................................. 23
Figure 5: GXW4500 Web GUI Languages .................................................................................................. 24
Figure 6: GXW4500 Dashboard .................................................................................................................. 25
Figure 7: Space Usage ............................................................................................................................... 26
Figure 8: Resource Usage .......................................................................................................................... 27
Figure 9: Device Storage Capacity ............................................................................................................. 27
Figure 10: PBX Status ................................................................................................................................. 28
Figure 11: Interface Status .......................................................................................................................... 29
Figure 12: Trunks Status ............................................................................................................................. 29
Figure 13: Digital Trunk Channels Status ................................................................................................... 30
Figure 14: System Information→General ................................................................................................... 31
Figure 15: System Information→Network ................................................................................................... 32
Figure 16: Active Calls ................................................................................................................................ 33
Figure 17: Active connections ..................................................................................................................... 33
Figure 18: Active Unix Domain Sockets ...................................................................................................... 34
Figure 19: GXW4500 Using 802.1X as Client............................................................................................. 38
Figure 20: GXW4500 using 802.1X EAP-MD5 ........................................................................................... 38
Figure 21: OpenVPN® Feature on the GXW4500 ...................................................................................... 41
Figure 22: Register Domain Name on Noip.com ........................................................................................ 42
Figure 23: GXW4500 DDNS Settings ......................................................................................................... 42
Figure 24: Using Domaine Name to Connect to GXW4500 ....................................................................... 43
Figure 25: Create New Firewall Rule .......................................................................................................... 45
Figure 26: Dynamic Defense Configuration ................................................................................................ 48
Figure 27: Fail2Ban Settings ....................................................................................................................... 49
Figure 28:SSH Access ................................................................................................................................ 51
Figure 29: Automatic Date and Time Settings............................................................................................. 51
Figure 30: Date and Time Manual Configuration ........................................................................................ 53
Figure 31: GXW4500 NTP Server ............................................................................................................... 54
Figure 32: Add New Office Time ................................................................................................................. 55
Figure 33: Time Settings→Office Time ....................................................................................................... 56
Figure 34: Add a Holiday ............................................................................................................................. 56
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Figure 35: Time Settings→Holiday.............................................................................................................. 57
Figure 36: Email Settings ............................................................................................................................ 60
Figure 37: Email Templates ......................................................................................................................... 61
Figure 38: Alert Events Template ................................................................................................................ 62
Figure 39: Email Send Log.......................................................................................................................... 63
Figure 40: Digital Hardware Configuration .................................................................................................. 65
Figure 41: Digital Port Configuration ........................................................................................................... 66
Figure 42: Troubleshooting Digital Trunks .................................................................................................. 80
Figure 43: Create Outbound Route ............................................................................................................. 84
Figure 44: Create Inbound Routes .............................................................................................................. 87
Figure 45: Import/Export Inbound Route ..................................................................................................... 89
Figure 46: SIP Settings/General ................................................................................................................. 90
Figure 47: SIP Settings/Misc ....................................................................................................................... 90
Figure 48: Language Settings for Voice Prompt ......................................................................................... 96
Figure 49: Voice Prompt Package List ........................................................................................................ 97
Figure 50: New Voice Prompt Language Added ......................................................................................... 97
Figure 51: Upload Voice prompt Package .................................................................................................. 98
Figure 52: User Management Page Display ............................................................................................. 100
Figure 53: Create New User ..................................................................................................................... 101
Figure 54: Change Password.................................................................................................................... 102
Figure 55: Change Binding Email ............................................................................................................. 103
Figure 56: Login Timeout Settings ............................................................................................................ 104
Figure 57: Operation Logs ........................................................................................................................ 105
Figure 58: Operation Logs Filter ............................................................................................................... 106
Figure 59: Syslog Settings ........................................................................................................................ 107
Figure 60: System Events→Alert Log ....................................................................................................... 108
Figure 61: Alert Log Filter .......................................................................................................................... 108
Figure 62: System Events→Alert Events Lists: Disk Usage ..................................................................... 109
Figure 63: System Events→Alert Events Lists: External Disk Usage ....................................................... 110
Figure 64: System Events→Alert Events Lists: Memory Usage ............................................................... 110
Figure 65: System Events→Alert Events Lists: System Crash ................................................................. 111
Figure 66: Alert Contact ............................................................................................................................ 112
Figure 67: Network Upgrade ..................................................................................................................... 113
Figure 68: Upgrading Firmware Files ........................................................................................................ 114
Figure 69: Create New Backup ................................................................................................................. 116
Figure 70: Backup / Restore ..................................................................................................................... 117
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Figure 71: Schedule Backup ..................................................................................................................... 118
Figure 72: Data Sync ................................................................................................................................ 119
Figure 73: Restore GXW4500 from Backup File....................................................................................... 120
Figure 74: Reset and Reboot .................................................................................................................... 121
Figure 75: Cleaner .................................................................................................................................... 122
Figure 76: SB/SD Card Files Cleanup ...................................................................................................... 123
Figure 77: Ethernet Capture...................................................................................................................... 124
Figure 78: IP Ping ..................................................................................................................................... 125
Figure 79: Traceroute ................................................................................................................................ 125
Figure 80: Service Check .......................................................................................................................... 126
Figure 81: CDR Filter ................................................................................................................................ 127
Figure 82: Call Report ............................................................................................................................... 128
Figure 83: Automatic CDR Download ....................................................................................................... 130
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GNU GPL INFORMATION
GXW4500 firmware contains third-party software licensed under the GNU General Public License (GPL).
Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public
License (GPL) for the exact terms and conditions of the license.
Grandstream GNU GPL related source code can be downloaded from Grandstream web site from:
http://www.grandstream.com/support/faq/gnu-general-public-license/gnu-gpl-information-download
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GXW4500 User Manual
Version 1.0.0.6
CHANGE LOG
This section documents significant changes from previous versions of GXW4500 user manuals. Only major
new features or major document updates are listed here. Minor updates for corrections or editing are not
documented here.
Firmware version 1.0.0.6
• This is the initial version.
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GXW4500 User Manual
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WELCOME
Thank you for purchasing the Grandstream GXW4500 Digital VoIP Gateway. The GXW4500 offers an easy
to manage, easy to configure IP communications solution for any business with virtual and/or branch
locations. The GXW4500 supports popular voice codecs and is designed for full SIP compatibility and
interoperability with third party SIP providers, thus enabling you to fully leverage the benefits of VoIP
technology, integrate an ISDN system into a VoIP network, and efficiently manage communication costs.
This manual will help you learn how to operate and manage your GXW4500 Digital Gateway and make the
best use of its many upgraded features including simple and quick installation, multi-party conferencing,
and direct IP-IP Calling. This Digital VoIP Gateway is very easy to manage and scalable, specifically
designed to be an easy to use and affordable VoIP solution for large and medium sized enterprises
Safety Compliance
The GXW4500 is compliant with various safety standards including FCC/CE. Its power adapter is compliant
with UL standard.
Warning: Use only the power adapter included in the GXW4500 package. Use of alternative power adapter
may permanently damage the unit.
Warranty
Grandstream has a reseller agreement with our reseller customers. End users should contact the company
from whom the product was purchased, for replacement, repair or refund.
If you purchased the product directly from Grandstream, contact your Grandstream Support for an RMA
(Return Materials Authorization) number. Grandstream reserves the right to change the warranty policy
without prior notification.
Caution: Changes or modifications to this product not expressly approved by Grandstream, or operation
of this product in any way other than as detailed by this User Manual, could void your manufacturer warranty.
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GXW4500 User Manual
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GATEWAY GXW4500 OVERVIEW
The GXW4500 series are E1/T1/J1 Digital VoIP Gateways that allow digital PSTN and ISDN trunks to be
integrated with VoIP networks. By connecting the GXW4500 series with a VoIP network and traditional PBX
or E1/T1/J1 providers, businesses can drastically increase the number of PSTN/ISDN trunks integrated
with their VoIP network and the concurrent calls supported. The GXW4500 series offer three models that
provide 1, 2 or 4 T1/E1/J1 spans and support 30, 60 or 120 concurrent calls.
Feature Highlights
The following table contains the major features of the GXW4500:
Table 1: GXW4500 Features Highlights
GXW4500 Technical Specifications
The following table resumes all the technical specifications including the protocols/standards supported,
voice codecs, languages and upgrade/provisioning settings for the GXW4500
Table 2: GXW4500 Technical Specifications
Interfaces
T1/E1/J1 Interface
1/2/4 RJ45 ports, supporting up to 30/60/120 simultaneous VoIP calls
Network Interface
Dual self-adaptive Gigabit ports (switched or routed)
Peripheral Ports
(2) USB 3.0, (1) SD card interface
GXW4500
• 1,2 or 4 Software configurable E1/T1/J1 ports
• Support of PRI, SS7and MFC R2 Signaling protocols
• Dual Gigabit Auto-sensing RJ45 Network ports with integrated NAT router
• Support of T.38 FAX for creating Fax-over-IP
• Support of a wide range of voice codecs, including G.722, G.729, iLBC,
OPUS and more
• TLS and SRTP security encryption technology to protect calls and accounts
• Automated provisioning by HTTP/TFTP with XML config files
• Support of multi-language voice prompt
• Supports up to 120 concurrent calls
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LED Indicators
WAN, LAN, T1/E1/J1
LCD Display
128x32 dot matrix graphic LCD with DOWN and OK buttons
Reset Switch
Yes, long press for factory reset and short press for reboot
Voice & video Capabilities
Voice-over-Packet
Capabilities
LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier
grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection &
auto-switch to G.711
Voice and Fax Codecs
G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, Opus,
iLBC, GSM-FR, AAL2-G.726-32
Fax over IP
T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711
for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax
relay.
Voice-quality
Enhancement
Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD,
CNG), PLC
QoS
Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Signaling & Control
DTMF Methods
In-audio, RFC2833 and/or SIP INFO
Digital Signaling
SIP (RFC 3261) over UDP/TCP/TLS, PRI, SS7, MFC R2, RBS (pending)
PRI switch types: Euro ISDN, nation, Q.SIG
CAS: MFC R2 (Argentina, Brazil, China, Czech Republic, Colombia,
Ecuador, Indonesia, ITU, Mexico, Philippines, Venezuela)
SS7: ITU, ANSI, China
Upgrade
Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload
Device Management
Syslog, HTTPS, Web browser, voice prompt, TR-069 management, backup
and restore, port capture and packet capture
Network Protocols
TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH,
HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, HDLC, HDLC-ETH, PPP,
Frame Relay (pending), IPV6, OpenVPN®
Status and statistic
Call status and history, device status monitoring and ISDN status monitoring
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Security
Media Encryption
SRTP, TLS, HTTPS, SSH, 802.1X
User-defined ports
SIP port, RTP port, HTTP/HTTPS port
Advanced Defense
Fail2ban, alert events, Whitelist, Blacklist, strong password-based access
control
Physical
Universal Power
Supply
Input: 100-240VAC, 50/60Hz
Output: DC+12V/1.5A
Temperature and
Humidity
Operating: 32 - 113ºF / 0 ~ 45ºC, Humidity 10 - 90% (non-condensing)
Storage: 14 - 140ºF / -10 ~ 60ºC, Humidity 10 - 90% (non-condensing)
Mounting
Rack mount & Desktop
Additional Features
Multi-Language
Support
Web UI: English, Simplified Chinese, Traditional Chinese, Spanish, French,
Portuguese, German, Russian, Italian, Polish, Czech;
Customizable IVR/voice prompts: English, Chinese, British English, German,
Spanish, Greek, French, Italian, Dutch, Polish, Portuguese, Russian,
Swedish, Turkish, Hebrew, Arabic;
Customizable language pack to support any other languages
Compliance
FCC: 47 CFR FCC Part 15 Class B
47 CFR FCC Part 68 (TIA-968-B Section 5.2.4 (T1+ISDN))
CE: EN 55032, EN 55035, EN 61000-3-2, EN 61000-3-3, EN 60950-1, TBR
4 (E1+ISDN), TBR 12 (E1), TBR 13 (E1+ISDN)
RCM: AS/NZS CISPR 32, AS/NZS 61000.3.2, AS/NZS 61000.3.3, AS/NZS
60950.1, AS/ACIF S016 (E1), AS/ACIF S038 (E1+ISDN)
ITU K.21 (Enhanced Levels)
UL 60950-1 (Power adapter)
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GETTING STARTED
This chapter provides basic installation instructions including the list of the packaging contents and also
information for obtaining the best performance with the GXW4500.
Equipment Packaging
Unpack and check all accessories. Equipment
includes
• One device unit (GXW4501, GXW4502 or
GXW4504)
• One RJ45 Ethernet cable
• One 12V universal power adapter
• One Quick Installation
• One GPL Statement
Connecting the GXW4500
Connecting the GXW4500 gateway is easy. Follow these steps to connect your GXW4500 gateway to the
Internet and access the unit’s configuration pages.
1. Connect one end of a straight through RJ45 Ethernet cable into the WAN port of the GXW4500;
connect the other end into the uplink port of an Ethernet switch/hub.
2. Connect the 12V DC power adapter into the DC 12V power jack on the back of the GXW4500.
Insert the main plug of the power adapter into a surge-protected power outlet.
3. Connect one end of the T1/E1/J1 cable provided from the service provider into the T1/E1/J1 port
of the GXW4500; connect the other end into the T1/E1/J1 wall jack.
4. Wait for the GXW4500 to boot up. The front LCD display will show the GXW4500 hardware
information when the boot process is completed.
5. Once the GXW4500 is successfully connected to the network via WAN port, the Network LED
indicator will be lit green, and an IP address will be shown on the LCD display.
Figure 1: GXW4500 Package Contents
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Figure 2: Diagram of GXW4504 Back and Front Panel
Table 3: Definitions of the GXW4500 Connectors
WAN/LAN ports
Ethernet ports used to connect the GXW to the local and external network
RESET
Factory Reset button. Press and hold for a while to reset factory default settings.
Power Jack
Power adapter connection
E1/T1/J1 ports
Digital port to be connected to a digital line.
USB port
2 Ports used to connect external USB drives to the GXW
SD Card Slot
Reads the SD cards memory
Ground
The ground screw that needs to be connected to the ground.
Using GXW4500 Keypad Menu
The keypad menu of the GXW4500 consists of 2 buttons: OK and Down keys to navigate different options.
1. Press “OK” key to start browsing menu options.
2. Press “Down” to browse different menu options. Press “OK” to select an entry.
3. In the menu option, select “Back” to go back to previous menu.
4. The LCD will return to default display after being idle in menu for longer than 20 seconds
The following table shows the LCD menu options.
Front Panel
Back Panel
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Table 4: LCD Menu Options
View Events
• Critical Events
• Other Events
Device Info
• Hardware: Hardware version number
• Software: Software version number
• P/N: Part number
• MAC: Device MAC address
• Uptime: System up time since the last reboot
Network Info
• LAN Mode: DHCP, Static IP or PPPoE
• LAN IP: IP address
• LAN Subnet Mask
Network Menu
• LAN Mode: Select LAN mode as DHCP, Static IP or PPPoE
• Static Routes Reset: Click to reset the static route setting
Factory Menu
• Reboot
• Factory Reset
• LCD Test Patterns
Press “OK” to start. Then press “Down” button to test different LCD patterns.
When done, press “OK” button to exit.
• Fan Mode
Select “Auto” or “On”.
• LED Test Patterns
Select “All On” “All Off” or “Blinking” and check LED status for USB, SD,
T1/E1/J1, Phone 1/Phone 2, Line 1/Line 2 ports. After the LED test, select
“Back” in the menu and the device will show the LED actual status again.
• RTC Test Patterns
Select “2022-02-22 22:22” or “2011-01-11 11:11” to start the RTC (Real-Time
Clock) test pattern. Check the system time from LCD idle screen by pressing
“DOWN” button, or from Web GUI→System Status→General page. After
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the test, reboot the device manually and the device will display the correct
time.
• Hardware Testing
Select “Test DSP” to perform DSP test on the device.
This is mainly for factory testing purpose which verifies the hardware
connection inside the device. The diagnostic result displays on the LCD after
the test is done.
Default Password
Showing the default Web login password. Once the password was changed, this
menu will not show again.
Web Info
• Protocol: Web access protocol. HTTP or HTTPS. By default, it’s HTTPS
• Port: Web access port number. By default, it’s 8089
SSH Switch
• Enable SSH: Enable SSH access.
• Disable SSH: Disable SSH access.
By default, the SSH access is disabled.
Use the LED Indicators
The GXW4500 has LED indicators in the front to display connection status. The following table shows the
status definitions.
Table 5: GXW4500 LED Indicators
LED Indicator
LED Status
Power
LAN
WAN
Solid: Connected
OFF: Disconnected
T1/E1/J1
Solid: Connected and working
Blinking: No cable is connected; or connected
but the link is not working at all.
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Configuring GXW4500 via Web GUI
Web GUI Access
The GXW4500 embedded Web server responds to HTTP/HTTPS GET/POST requests. Embedded HTML
pages allow users to configure the device through a Web browser such as Microsoft IE, Mozilla Firefox,
Google Chrome.
Figure 3: GXW4500 Web Gui Login Page
To access the Web GUI:
1. Connect the computer to the same network as the GXW4500.
2. Ensure the GXW4500 is properly powered on and displays the IP address on the LCD screen.
3. Open a web browser on the computer and enter the displayed IP address into the search bar in
the following format: https://ipaddress:portnumber
4. Enter username and password to login. (The default administrator username is “admin” and the
default random password can be found at the sticker on the GXW4500).
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Setup Wizard
When the user logs in the GXW4500 Web GUI for the first time, a setup wizard will provide guidance to set
up basic configuration. Configurations in setup wizard include: Network settings, Time zone and
Trunk/routes.
Figure 4: GXW4500 Setup Wizard
Web GUI Configurations
There are six main sections in the Web GUI for users to view the Gateway status, configure and manage
the GXW4500.
• System Status: Displays GXW4500 Dashboard, System Information, Active calls and network
status.
• Trunk: To Digital and VOIP trunks and manage inbound/outbound call routes.
• PBX Settings: SIP Settings, RTP Settings and interfaces settings.
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• System Settings: To configure The HTTP server, network settings, OpenVPN®, security settings,
Email Settings, Time Settings.
• Maintenance: To perform firmware upgrade, backup configurations, user management cleaner
setup, reset/reboot, syslog setup and troubleshooting
• CDR: View call records and download CDR reports.
Web GUI Languages
Currently the GXW4500 series Web GUI supports English, Simplified Chinese, Traditional Chinese,
Spanish, French, Portuguese, Russian, Italian, Polish, German etc.
Users can select the displayed language in Web GUI login page or at the upper right tab of the Web GUI
after logging in.
Figure 5: GXW4500 Web GUI Languages
Save and Apply Changes
Click on "Save" button after configuring the Web GUI options in one page. After saving all the changes,
make sure click on "Apply Changes" button on the upper right of the web page to submit all the changes. If
the change requires reboot to take effect, a prompted message will pop up for you to reboot the device.
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SYSTEM STATUS
The System Status section is the interface that allows users to check the general information about the
GXW4500 such us: software and hardware information, space usage, resources usage etc.
Dashboard
The GXW4500 monitors the status for Trunks, Digital Channels, Disk capacities etc. It presents
administrators the real-time status in different sections under Web GUI→System Status→Dashboard.
Figure 6: GXW4500 Dashboard
Space Usage
Users could access the space usage information from Web GUI→System Status→Dashboard →Space
Usage. It shows the available and used space for Space Usage and Inode Usage.
Space Usage includes:
• Configuration partition: This partition contains GXW4500 system configuration files and service
configuration files.
• Data partition : CDR records, Voice Prompts etc.
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Inode Usage includes:
• Configuration partition
• Data partition
Note: Inode is the pointer used for file reference in the system. The system usually has limited resources
of pointers.
Figure 7: Space Usage
Resource Usage
When configuring and managing the GXW4500, users could access resource usage information to estimate
the current usage and allocate the resources accordingly. Under Web GUI→System Status→Dashboard
→Resource Usage, the current CPU usage and Memory usage are shown in this chart.
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Figure 8: Resource Usage
Disk Capacity
Users could check the external devices capacities from the Dashboard page of the GXW4500 under Web
GUI→System Status→Dashboard →Device Storage Capacity.
Figure 9: Device Storage Capacity
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PBX Status
The PBX status shows the status of some of the gateway GXW4500 services. Among the services
monitored on the PBX status tab there is: System Time, Active Calls, Schedule backup etc.
Figure 10: PBX Status
Interfaces Status
This section displays interface connection status on the GXW4500 for USB, SD Card, LAN, WAN, and
Digital interfaces.
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Figure 11: Interface Status
Trunks
Users could see all the configured trunks status in this section.
Figure 12: Trunks Status
Four statuses are possible for any trunk configured on the GXW4500:
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• Available
• Busy
• Abnormal
• Unmonitored
To visualize the state of each channel of the Digital trunk, users can waver the mouse over the status of the
digital trunk as the shown on the figure below:
Figure 13: Digital Trunk Channels Status
System Information
The GXW4500 system Information can be accessed via Web GUI→System Status→System Information,
which displays the following system information.
General
On this menu, users could check the hardware and software information for the GXW4500. Please see
details in the following table.
Table 6: System information→General
System Information
Model
Product model.
Part Number
Product part number.
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