ZyXEL P-2602HWNLI User Manual

P-2602HWNLI

802.11g Wireless ADSL2+ 4-Port VoIP IAD

User’s Guide

Version 3.40

12/2006

Edition 1

P-2602HWNLI User’s Guide

Copyright

Copyright © 2006 by ZyXEL Communications Corporation.

The contents of this publication may not be reproduced in any part or as a whole, transcribed,
stored in a retrieval system, translated into any language, or transmitted in any form or by any
means, electronic, mechanical, magnetic, optical, chemical, photocopying, manual, or
otherwise, without the prior written permission of ZyXEL Communications Corporation.

Published by ZyXEL Communications Corporation. All rights reserved.

Disclaimer

ZyXEL does not assume any liability arising out of the application or use of any products, or
software described herein. Neither does it convey any license under its patent rights nor the
patent rights of others. ZyXEL further reserves the right to make changes in any products
described herein without notice. This publication is subject to change without notice.

Trademarks

ZyNOS (ZyXEL Network Operating System) is a registered trademark of ZyXEL
Communications, Inc. Other trademarks mentioned in this publication are used for
identification purposes only and may be properties of their respective owners.

Copyright 3

P-2602HWNLI User’s Guide

Federal Communications Commission (FCC) Interference Statement

This device complies with Part 15 of FCC rules. Operation is subject to the following two
conditions:

• This device may not cause harmful interference.

• This device must accept any interference received, including interference that may cause
undesired operations.

This equipment has been tested and found to comply with the limits for a Class B digital
device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a commercial environment. This equipment
generates, uses, and can radiate radio frequency energy, and if not installed and used in
accordance with the instructions, may cause harmful interference to radio communications.

If this equipment does cause harmful interference to radio/television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:

Certifications

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and the receiver.

• Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.

• Consult the dealer or an experienced radio/TV technician for help.

Notice 1

Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.

This Class B digital apparatus complies with Canadian ICES-003.

Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada.

Viewing Certifications

1 Go to http://www.zyxel.com.

2 Select your product from the drop-down list box on the ZyXEL home page to go to that

product's page.

3 Select the certification you wish to view from this page.

4 Certifications

P-2602HWNLI User’s Guide

Certifications 5

P-2602HWNLI User’s Guide

For your safety, be sure to read and follow all warning notices and instructions.

• Do NOT open the device or unit. Opening or removing covers can expose you to
dangerous high voltage points or other risks. ONLY qualified service personnel can
service the device. Please contact your vendor for further information.

• Connect the power cord to the right supply voltage (110V AC in North America or 230V
AC in Europe).

• Place connecting cables carefully so that no one will step on them or stumble over them.
Do NOT allow anything to rest on the power cord and do NOT locate the product where
anyone can walk on the power cord.

• If you wall mount your device, make sure that no electrical, gas or water pipes will be
damaged.

• Do NOT install nor use your device during a thunderstorm. There may be a remote risk of
electric shock from lightning.

• Do NOT expose your device to dampness, dust or corrosive liquids.

• Do NOT use this product near water, for example, in a wet basement or near a swimming
pool.

• Make sure to connect the cables to the correct ports.

• Do NOT obstruct the device ventilation slots, as insufficient airflow may harm your
device.

• Use only No. 26 AWG (American Wire Gauge) or larger telecommunication line cord.

• Do NOT store things on the device.

• Connect ONLY suitable accessories to the device.

Safety Warnings

6 Safety Warnings

P-2602HWNLI User’s Guide

ZyXEL Limited Warranty

ZyXEL warrants to the original end user (purchaser) that this product is free from any defects
in materials or workmanship for a period of up to two years from the date of purchase. During
the warranty period, and upon proof of purchase, should the product have indications of failure
due to faulty workmanship and/or materials, ZyXEL will, at its discretion, repair or replace the
defective products or components without charge for either parts or labor, and to whatever
extent it shall deem necessary to restore the product or components to proper operating
condition. Any replacement will consist of a new or re-manufactured functionally equivalent
product of equal value, and will be solely at the discretion of ZyXEL. This warranty shall not
apply if the product is modified, misused, tampered with, damaged by an act of God, or
subjected to abnormal working conditions.

Note

Repair or replacement, as provided under this warranty, is the exclusive remedy of the
purchaser. This warranty is in lieu of all other warranties, express or implied, including any
implied warranty of merchantability or fitness for a particular use or purpose. ZyXEL shall in
no event be held liable for indirect or consequential damages of any kind of character to the
purchaser.

To obtain the services of this warranty, contact ZyXEL's Service Center for your Return
Material Authorization number (RMA). Products must be returned Postage Prepaid. It is
recommended that the unit be insured when shipped. Any returned products without proof of
purchase or those with an out-dated warranty will be repaired or replaced (at the discretion of
ZyXEL) and the customer will be billed for parts and labor. All repaired or replaced products
will be shipped by ZyXEL to the corresponding return address, Postage Paid. This warranty
gives you specific legal rights, and you may also have other rights that vary from country to
country.

ZyXEL Limited Warranty 7

P-2602HWNLI User’s Guide

Please have the following information ready when you contact customer support.

• Product model and serial number.

• Warranty Information.

• Date that you received your device.

• Brief description of the problem and the steps you took to solve it.

Customer Support

METHOD

LOCATION

CORPORATE
HEADQUARTERS
(WORLDWIDE)

CZECH REPUBLIC

DENMARK

FINLAND

FRANCE

GERMANY

HUNGARY

KAZAKHSTAN

NORTH AMERICA

NORWAY

SUPPORT E-MAIL TELEPHONE

SALES E-MAIL FAX FTP SITE

[e-mail] [phone] www.zyxel.com

[e-mail] [phone] ftp.zyxel.com

[e-mail] [phone] www.zyxel.cz ZyXEL Communications

[e-mail] [phone]

[e-mail] [phone] www.zyxel.dk ZyXEL Communications A/S

[e-mail] [phone]

[e-mail] [phone] www.zyxel.fi ZyXEL Communications Oy

[e-mail] [phone]

[e-mail] [phone] www.zyxel.fr ZyXEL France

[phone]

[e-mail] [phone] www.zyxel.de ZyXEL Deutschland GmbH.

[e-mail] [phone]

[e-mail] [phone] www.zyxel.hu ZyXEL Hungary

[e-mail] [phone]

http://zyxel.kz/support [phone] www.zyxel.kz ZyXEL Kazakhstan

[e-mail] [phone]

[e-mail] 1-800-255-4101

[phone]

[e-mail] [phone] ftp.us.zyxel.com

[e-mail] [phone] www.zyxel.no ZyXEL Communications A/S

[e-mail] [phone]

A

WEB SITE

www.europe.zyxel.com

ftp.europe.zyxel.com

www.us.zyxel.com ZyXEL Communications Inc.

REGULAR MAIL

ZyXEL Communications Corp.
6 Innovation Road II

Science Park
Hsinchu 300
Ta iw a n

Czech s.r.o.
Modranská 621
143 01 Praha 4 - Modrany
Ceská Republika

Columbusvej
2860 Soeborg
Denmark

Malminkaari 10
00700 Helsinki
Finland

1 rue des Vergers
Bat. 1 / C
69760 Limonest
France

Adenauerstr. 20/A2 D-52146
Wuerselen
Germany

48, Zoldlomb Str.
H-1025, Budapest
Hungary

43, Dostyk ave.,Office 414
Dostyk Business Centre
050010, Almaty
Republic of Kazakhstan

1130 N. Miller St.
Anaheim
CA 92806-2001
U.S.A.

Nils Hansens vei 13
0667 Oslo
Norway

8 Customer Support

P-2602HWNLI User’s Guide

METHOD

LOCATION

POLAND

RUSSIA

SPAIN

SWEDEN

UKRAINE

UNITED KINGDOM

a. “+” is the (prefix) number you enter to make an international telephone call.

SUPPORT E-MAIL TELEPHONE

SALES E-MAIL FAX FTP SITE

[e-mail] [phone] www.pl.zyxel.com ZyXEL Communications

[phone]

http://zyxel.ru/support [phone] www.zyxel.ru ZyXEL Russia

[e-mail] [phone]

[e-mail] [phone] www.zyxel.es ZyXEL Communications

[e-mail] [phone]

[e-mail] [phone] www.zyxel.se ZyXEL Communications A/S

[e-mail] [phone]

[e-mail] [phone] www.ua.zyxel.com ZyXEL Ukraine

[e-mail] [phone]

[e-mail] [phone]

08707 555779 (UK only)

[e-mail] [phone] ftp.zyxel.co.uk

A

WEB SITE

REGULAR MAIL

ul. Okrzei 1A
03-715 Warszawa
Poland

Ostrovityanova 37a Str.
Moscow, 117279
Russia

Arte, 21 5ª planta
28033 Madrid
Spain

Sjöporten 4, 41764 Göteborg
Sweden

13, Pimonenko Str.
Kiev, 04050
Ukraine

www.zyxel.co.uk ZyXEL Communications UK

Ltd.,11 The Courtyard,
Eastern Road, Bracknell,
Berkshire, RG12 2XB,
United Kingdom (UK)

Customer Support 9

P-2602HWNLI User’s Guide

10 Customer Support

P-2602HWNLI User’s Guide

Table of Contents

Copyright ..................................................................................................................3

Certifications ............................................................................................................4

Safety Warnings ....................................................................................................... 6

ZyXEL Limited Warranty.......................................................................................... 7

Customer Support.................................................................................................... 8

Table of Contents ................................................................................................... 11

List of Figures ........................................................................................................ 25

List of Tables .......................................................................................................... 31

Preface ....................................................................................................................37

Chapter 1

Getting To Know the ZyXEL Device...................................................................... 39

1.1 Introducing the ZyXEL Device ............................................................................39

1.2 Features .............................................................................................................40

1.3 Applications ........................................................................................................46

1.3.1 Internet Access .........................................................................................46

1.3.1.1 Internet Single User Account ..........................................................46

1.3.2 Making Calls via Internet Telephony Service Provider ..............................46

1.3.3 Make Peer-to-peer Calls ...........................................................................47

1.3.4 Firewall for Secure Broadband Internet Access .......................................47

1.3.5 LAN to LAN Application ............................................................................48

1.3.6 Lights ........................................................................................................49

1.4 Splitters and Microfilters .....................................................................................50

1.4.1 Connecting a POTS Splitter ......................................................................51

1.4.2 Telephone Microfilters ...............................................................................51

Chapter 2

Introducing the Web Configurator........................................................................ 53

2.1 Web Configurator Overview ...............................................................................53

2.1.1 Accessing the Web Configurator ..............................................................53

2.1.2 The RESET Button ...................................................................................55

2.1.2.1 Using The Reset Button ..................................................................55

2.2 Web Configurator Main Screen ..........................................................................56

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P-2602HWNLI User’s Guide

2.2.1 Title Bar ....................................................................................................56

2.2.2 Navigation Panel .......................................................................................57

2.2.3 Main Window ............................................................................................59

2.2.4 Status Bar .................................................................................................59

Chapter 3

Internet and Wireless Setup Wizard ..................................................................... 61

3.1 Introduction ........................................................................................................61

3.2 Internet Access Wizard Setup ............................................................................61

3.2.1 Manual Configuration ................................................................................63

3.3 Wireless Connection Wizard Setup ....................................................................69

3.3.1 Manually Assign a WPA key .....................................................................73

3.3.2 Manually Assign a WEP key .....................................................................73

Chapter 4

VoIP Wizard............................................................................................................. 77

4.1 Introduction ........................................................................................................77

4.2 VOIP Wizard Setup ............................................................................................77

Chapter 5

Bandwidth Management Wizard ........................................................................... 81

5.1 Introduction ........................................................................................................81

5.2 Predefined Media Bandwidth Management Services ........................................81

5.3 Bandwidth Management Wizard Setup ..............................................................82

Chapter 6

WAN Setup.............................................................................................................. 87

6.1 WAN Overview ..................................................................................................87

6.1.1 Encapsulation ...........................................................................................87

6.1.1.1 ENET ENCAP .................................................................................87

6.1.1.2 PPP over Ethernet ..........................................................................87

6.1.1.3 PPPoA .............................................................................................87

6.1.1.4 RFC 1483 ........................................................................................88

6.1.2 Multiplexing ...............................................................................................88

6.1.2.1 VC-based Multiplexing ....................................................................88

6.1.2.2 LLC-based Multiplexing ...................................................................88

6.1.3 VPI and VCI ..............................................................................................88

6.1.4 IP Address Assignment ............................................................................88

6.1.4.1 IP Assignment with PPPoA or PPPoE Encapsulation .....................88

6.1.4.2 IP Assignment with RFC 1483 Encapsulation .................................89

6.1.4.3 IP Assignment with ENET ENCAP Encapsulation ..........................89

6.1.5 Nailed-Up Connection (PPP) ....................................................................89

6.2 PPPoE Encapsulation ........................................................................................89

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P-2602HWNLI User’s Guide

6.3 Metric ................................................................................................................90

6.4 Traffic Shaping ...................................................................................................90

6.4.1 ATM Traffic Classes ..................................................................................91

6.4.1.1 Constant Bit Rate (CBR) .................................................................91

6.4.1.2 Variable Bit Rate (VBR) ...................................................................91

6.4.1.3 Unspecified Bit Rate (UBR) .............................................................92

6.5 Zero Configuration Internet Access ....................................................................92

6.6 Internet Access Setup .......................................................................................92

6.6.1 Advanced Internet Access Setup ..............................................................95

6.7 Configuring More Connections ...........................................................................96

6.8 More Connections Edit .......................................................................................97

6.9 More Connections Edit Advanced .....................................................................99

6.10 Configuring WAN Backup ..............................................................................100

Chapter 7

Status Screens ..................................................................................................... 103

7.1 Status Screen ...................................................................................................103

7.2 Client List .........................................................................................................107

7.3 Any IP Table .....................................................................................................109

7.4 WLAN Status ....................................................................................................109

7.4.1 Bandwidth Status ....................................................................................110

7.4.2 VPN Status ............................................................................................. 111

7.5 Packet Statistics ............................................................................................... 112

7.6 VoIP Statistics .................................................................................................. 114

Chapter 8

LAN Setup............................................................................................................. 117

8.1 LAN Overview ................................................................................................. 117

8.1.1 LANs, WANs and the ZyXEL Device ...................................................... 117

8.1.2 DHCP Setup ...........................................................................................118

8.1.2.1 IP Pool Setup ................................................................................118

8.1.3 DNS Server Address .............................................................................. 118

8.1.4 DNS Server Address Assignment ........................................................... 119

8.2 LAN TCP/IP ......................................................................................................119

8.2.1 IP Address and Subnet Mask ................................................................. 119

8.2.1.1 Private IP Addresses .....................................................................120

8.2.2 RIP Setup ...............................................................................................120

8.2.3 Multicast ..................................................................................................121

8.2.4 Any IP .....................................................................................................121

8.2.4.1 How Any IP Works ........................................................................122

8.3 Configuring LAN IP ..........................................................................................123

8.3.1 Configuring Advanced LAN Setup ..........................................................123

8.4 DHCP Setup .....................................................................................................125

Table of Contents 13

P-2602HWNLI User’s Guide

8.5 LAN Client List .................................................................................................126

8.6 LAN IP Alias .....................................................................................................128

Chapter 9

Wireless LAN ........................................................................................................ 131

9.1 Wireless Network Overview .............................................................................131

9.2 Wireless Security Overview .............................................................................131

9.2.1 SSID .......................................................................................................131

9.2.2 MAC Address Filter .................................................................................132

9.2.3 User Authentication ................................................................................132

9.2.4 Encryption ...............................................................................................132

9.2.5 One-Touch Intelligent Security Technology (OTIST) ...............................133

9.3 Wireless Performance Overview ......................................................................134

9.3.1 Quality of Service (QoS) .........................................................................134

9.4 General Wireless LAN Screen ........................................................................134

9.4.1 WEP Encryption ......................................................................................135

9.4.2 WPA-PSK/WPA2-PSK ............................................................................136

9.4.3 WPA/WPA2 .............................................................................................138

9.4.4 Wireless LAN Advanced Setup ...............................................................140

9.5 OTIST ..............................................................................................................142

9.5.1 Enabling OTIST ......................................................................................142

9.5.2 Starting OTIST ........................................................................................144

9.5.3 Notes on OTIST ......................................................................................145

9.6 MAC Filter ...................................................................................................145

9.7 WMM QoS ........................................................................................................147

9.7.1 WMM QoS Example ...............................................................................147

9.7.2 WMM QoS Priorities ...............................................................................147

9.7.3 Services ..................................................................................................148

9.8 QoS Screen ......................................................................................................148

9.8.1 ToS (Type of Service) and WMM QoS ....................................................148

9.8.2 Application Priority Configuration ............................................................150

9.5.1.1 AP .................................................................................................142

9.5.1.2 Wireless Client ..............................................................................143

Chapter 10

Network Address Translation (NAT) Screens.................................................... 153

10.1 NAT Overview ...............................................................................................153

10.1.1 NAT Definitions .....................................................................................153

10.1.2 What NAT Does ....................................................................................154

10.1.3 How NAT Works ...................................................................................154

10.1.4 NAT Application ....................................................................................155

10.1.5 NAT Mapping Types .............................................................................155

10.2 SUA (Single User Account) Versus NAT ........................................................156

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10.3 NAT General Setup .......................................................................................157

10.4 Port Forwarding ..............................................................................................158

10.4.1 Default Server IP Address ....................................................................158

10.4.2 Port Forwarding: Services and Port Numbers ......................................158

10.4.3 Configuring Servers Behind Port Forwarding (Example) ......................158

10.5 Configuring Port Forwarding .........................................................................159

10.5.1 Port Forwarding Rule Edit ....................................................................161

10.6 Address Mapping ..........................................................................................161

10.6.1 Address Mapping Rule Edit .................................................................163

Chapter 11

Voice ...................................................................................................................... 165

11.1 Introduction to VoIP ........................................................................................165

11.2 SIP ..................................................................................................................165

11.2.1 SIP Identities .........................................................................................165

11.2.1.1 SIP Number .................................................................................165

11.2.1.2 SIP Service Domain ....................................................................166

11.2.2 SIP Call Progression .............................................................................166

11.2.3 SIP Servers ...........................................................................................166

11.2.3.1 SIP User Agent ............................................................................167

11.2.3.2 SIP Proxy Server .........................................................................167

11.2.3.3 SIP Redirect Server .....................................................................168

11.2.3.4 SIP Register Server .....................................................................169

11.3 SIP Settings Screen .......................................................................................169

11.3.1 RTP .......................................................................................................171

11.4 SIP ALG .........................................................................................................171

11.5 Voice Coding ..................................................................................................171

11.6 PSTN Call Setup Signaling ............................................................................172

11.7 MWI (Message Waiting Indication) .................................................................172

11.8 Custom Tones (IVR) .......................................................................................172

11.8.0.1 Recording Custom Tones ............................................................172

11.8.0.2 Listening to Custom Tones ..........................................................173

11.8.0.3 Deleting Custom Tones ...............................................................173

11.9 Advanced SIP Setup Screen ..........................................................................173

11.10 Quality of Service (QoS) ...............................................................................177

11.10.1 Type Of Service (ToS) .........................................................................177

11.10.2 VLAN ...................................................................................................177

11.10.3 SIP QoS Screen ..................................................................................177

11.11 Phone ...........................................................................................................178

11.12 PSTN Line ....................................................................................................178

11.13 ISDN Line .....................................................................................................179

11.13.1 Voice Activity Detection/Silence Suppression .....................................179

11.13.2 Comfort Noise Generation ..................................................................179

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P-2602HWNLI User’s Guide

11.13.3 Echo Cancellation ...............................................................................179

11.14 Analog Phone Screen ..................................................................................179

11.15 Advanced Analog Phone Setup Screen .......................................................181

11.16 ISDN Phone Screen .....................................................................................182

11.17 Common Phone Settings Screen .................................................................182

11.18 Supplementary Phone Services Overview (PSTN) ......................................183

11.18.1 The Flash Key .....................................................................................184

11.18.2 Europe Type Supplementary Phone Services ....................................184

11.18.3 USA Type Supplementary Services ....................................................186

11.19 Supplementary Phone Services Overview (ISDN) .......................................187

11.20 Phone Region Screen ..................................................................................188

11.21 Speed Dial ....................................................................................................189

11.21.1 Peer-to-Peer Calls ..............................................................................189

11.22 Speed Dial Screen ........................................................................................190

11.23 Incoming Call Policy Screen .........................................................................191

11.24 PSTN Line Screen ........................................................................................193

11.25 ISDN Line Screen .........................................................................................194

11.18.2.1 European Call Hold ...................................................................184

11.18.2.2 European Call Waiting ..............................................................185

11.18.2.3 European Call Transfer .............................................................185

11.18.2.4 European Three-Way Conference .............................................185

11.18.2.5 European Call Return ................................................................186

11.18.3.1 USA Call Hold ............................................................................186

11.18.3.2 USA Call Waiting ......................................................................186

11.18.3.3 USA Call Transfer ......................................................................186

11.18.3.4 USA Three-Way Conference .....................................................187

11.18.3.5 USA Call Return ........................................................................187

Chapter 12

Phone Usage ........................................................................................................ 197

12.1 Dialing a Telephone Number ..........................................................................197

12.2 Using Speed Dial to Dial a Telephone Number ..............................................197

12.3 Internal Calls ..................................................................................................197

12.4 Checking the Device’s IP Address .................................................................197

12.5 Auto Firmware Upgrade .................................................................................198

Chapter 13

Firewalls................................................................................................................ 199

13.1 Firewall Overview ..........................................................................................199

13.2 Types of Firewalls ..........................................................................................199

13.2.1 Packet Filtering Firewalls ......................................................................199

13.2.2 Application-level Firewalls ....................................................................200

13.2.3 Stateful Inspection Firewalls .................................................................200

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P-2602HWNLI User’s Guide

13.3 Introduction to ZyXEL’s Firewall .....................................................................200

13.3.1 Denial of Service Attacks ......................................................................201

13.4 Denial of Service ............................................................................................201

13.4.1 Basics ...................................................................................................201

13.4.2 Types of DoS Attacks ...........................................................................202

13.4.2.1 ICMP Vulnerability ......................................................................204

13.4.2.2 Illegal Commands (NetBIOS and SMTP) ....................................204

13.4.2.3 Traceroute ...................................................................................205

13.5 Stateful Inspection ..........................................................................................205

13.5.1 Stateful Inspection Process ..................................................................206

13.5.2 Stateful Inspection on Your ZyXEL Device ...........................................207

13.5.3 TCP Security .........................................................................................207

13.5.4 UDP/ICMP Security ..............................................................................208

13.5.5 Upper Layer Protocols ..........................................................................208

13.6 Guidelines for Enhancing Security with Your Firewall ....................................209

13.6.1 Security In General ...............................................................................209

Chapter 14

Firewall Configuration ......................................................................................... 211

14.1 Access Methods ............................................................................................. 211

14.2 Firewall Policies Overview ............................................................................211

14.3 Rule Logic Overview .....................................................................................212

14.3.1 Rule Checklist .......................................................................................212

14.3.2 Security Ramifications ..........................................................................212

14.3.3 Key Fields For Configuring Rules .........................................................213

14.3.3.1 Action ..........................................................................................213

14.3.3.2 Service ........................................................................................213

14.3.3.3 Source Address ...........................................................................213

14.3.3.4 Destination Address ....................................................................213

14.4 Connection Direction ......................................................................................213

14.4.1 LAN to WAN Rules ...............................................................................214

14.4.2 Alerts .....................................................................................................214

14.5 Triangle Route ................................................................................................214

14.5.1 The “Triangle Route” Problem ..............................................................214

14.5.2 Solving the “Triangle Route” Problem ...................................................215

14.6 General Firewall Policy ...............................................................................216

14.7 Firewall Rules Summary ...............................................................................218

14.7.1 Configuring Firewall Rules ..................................................................219

14.7.2 Customized Services ...........................................................................222

14.7.3 Configuring A Customized Service .....................................................223

14.8 Example Firewall Rule ...................................................................................223

14.9 Predefined Services .......................................................................................227

14.10 Firewall Threshold ....................................................................................227

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P-2602HWNLI User’s Guide

14.10.1 Threshold Values ................................................................................227

14.10.2 Half-Open Sessions ............................................................................228

14.10.3 Configuring Firewall Thresholds .........................................................229

Chapter 15

Content Filtering .................................................................................................. 231

15.1 Content Filtering Overview ............................................................................231

15.2 Configuring Keyword Blocking .....................................................................231

15.3 Configuring the Schedule .............................................................................232

15.4 Configuring Trusted Computers ...................................................................233

Chapter 16

Introduction to IPSec ........................................................................................... 235

16.1 VPN Overview ................................................................................................235

16.1.1 IPSec ....................................................................................................235

16.1.2 Security Association .............................................................................235

16.1.3 Other Terminology ................................................................................235

16.1.4 VPN Applications ..................................................................................236

16.2 IPSec Architecture .........................................................................................237

16.2.1 IPSec Algorithms ..................................................................................237

16.2.2 Key Management ..................................................................................237

16.3 Encapsulation .................................................................................................237

16.3.1 Transport Mode ....................................................................................238

16.3.2 Tunnel Mode ........................................................................................238

16.4 IPSec and NAT ...............................................................................................238

14.10.2.1 TCP Maximum Incomplete and Blocking Time .........................228

16.1.3.1 Encryption ...................................................................................235

16.1.3.2 Data Confidentiality .....................................................................236

16.1.3.3 Data Integrity ...............................................................................236

16.1.3.4 Data Origin Authentication ..........................................................236

Chapter 17

VPN Screens......................................................................................................... 241

17.1 VPN/IPSec Overview .....................................................................................241

17.2 IPSec Algorithms ............................................................................................241

17.2.1 AH (Authentication Header) Protocol ....................................................241

17.2.2 ESP (Encapsulating Security Payload) Protocol ..................................241

17.3 My IP Address ................................................................................................242

17.4 Secure Gateway Address ..............................................................................243

17.4.1 Dynamic Secure Gateway Address ......................................................243

17.5 VPN Setup Screen .........................................................................................243

17.6 Keep Alive ......................................................................................................245

17.7 VPN, NAT, and NAT Traversal .......................................................................246

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P-2602HWNLI User’s Guide

17.8 Remote DNS Server ......................................................................................247

17.9 ID Type and Content ......................................................................................247

17.9.1 ID Type and Content Examples ............................................................248

17.10 Pre-Shared Key ............................................................................................249

17.11 Editing VPN Policies .....................................................................................249

17.12 IKE Phases ..................................................................................................254

17.12.1 Negotiation Mode ................................................................................255

17.12.2 Diffie-Hellman (DH) Key Groups .........................................................256

17.12.3 Perfect Forward Secrecy (PFS) .........................................................256

17.13 Configuring Advanced IKE Settings .............................................................256

17.14 Manual Key Setup ........................................................................................259

17.14.1 Security Parameter Index (SPI) .........................................................259

17.15 Configuring Manual Key ...............................................................................259

17.16 Viewing SA Monitor ......................................................................................262

17.17 Configuring Global Setting ...........................................................................264

17.18 Telecommuter VPN/IPSec Examples ...........................................................264

17.18.1 Telecommuters Sharing One VPN Rule Example ..............................264

17.18.2 Telecommuters Using Unique VPN Rules Example ...........................265

17.19 VPN and Remote Management ...................................................................267

Chapter 18

Static Route .......................................................................................................... 269

18.1 Static Route .................................................................................................269

18.2 Configuring Static Route ...............................................................................269

18.2.1 Static Route Edit .................................................................................271

Chapter 19

Bandwidth Management...................................................................................... 273

19.1 Bandwidth Management Overview ...............................................................273

19.2 Application-based Bandwidth Management ...................................................273

19.3 Subnet-based Bandwidth Management .........................................................273

19.4 Application and Subnet-based Bandwidth Management ...............................274

19.5 Scheduler .......................................................................................................274

19.5.1 Priority-based Scheduler ......................................................................274

19.5.2 Fairness-based Scheduler ....................................................................274

19.6 Maximize Bandwidth Usage ...........................................................................275

19.6.1 Reserving Bandwidth for Non-Bandwidth Class Traffic ........................275

19.6.2 Maximize Bandwidth Usage Example ..................................................275

19.6.2.1 Priority-based Allotment of Unused and Unallocated Bandwidth 276

19.6.2.2 Fairness-based Allotment of Unused and Unallocated Bandwidth ...
276

19.6.3 Bandwidth Management Priorities ........................................................277

19.7 Over Allotment of Bandwidth ..........................................................................277

Table of Contents 19

P-2602HWNLI User’s Guide

19.8 Configuring Summary ...................................................................................278

19.9 Bandwidth Management Rule Setup ............................................................279

19.9.1 Rule Configuration ................................................................................280

19.10 Bandwidth Monitor .....................................................................................283

Chapter 20

Dynamic DNS Setup............................................................................................. 285

20.1 Dynamic DNS Overview ...............................................................................285

20.1.1 DYNDNS Wildcard ................................................................................285

20.2 Configuring Dynamic DNS ............................................................................285

Chapter 21

Remote Management Configuration .................................................................. 289

21.1 Remote Management Overview ....................................................................289

21.1.1 Remote Management Limitations .........................................................289

21.1.2 Remote Management and NAT ............................................................290

21.1.3 System Timeout ....................................................................................290

21.2 WWW .............................................................................................................290

21.3 Telnet ..............................................................................................................291

21.4 Configuring Telnet ..........................................................................................292

21.5 Configuring FTP ............................................................................................293

21.6 SNMP .............................................................................................................294

21.6.1 Supported MIBs ....................................................................................295

21.6.2 SNMP Traps .........................................................................................295

21.6.3 Configuring SNMP ................................................................................296

21.7 Configuring DNS ..........................................................................................297

21.8 Configuring ICMP ...........................................................................................298

Chapter 22

Universal Plug-and-Play (UPnP) ......................................................................... 301

22.1 Introducing Universal Plug and Play .............................................................301

22.1.1 How do I know if I'm using UPnP? ........................................................301

22.1.2 NAT Traversal .......................................................................................301

22.1.3 Cautions with UPnP ..............................................................................302

22.2 UPnP and ZyXEL ...........................................................................................302

22.2.1 Configuring UPnP ................................................................................302

22.3 Installing UPnP in Windows Example ............................................................303

22.4 Using UPnP in Windows XP Example ...........................................................307

Chapter 23

System .................................................................................................................. 313

23.1 General Setup and System Name .................................................................313

23.1.1 General Setup ......................................................................................313

20 Table of Contents

P-2602HWNLI User’s Guide

23.2 Time Setting ..................................................................................................315

Chapter 24

Logs ...................................................................................................................... 319

24.1 Logs Overview ..............................................................................................319

24.1.1 Alerts and Logs .....................................................................................319

24.2 Viewing the Logs ............................................................................................319

24.3 Configuring Log Settings ...............................................................................320

24.4 SMTP Error Messages ...................................................................................323

24.4.1 Example E-mail Log ..............................................................................323

24.5 Log Descriptions ............................................................................................324

Chapter 25

Tools ...................................................................................................................... 333

25.1 Introduction ....................................................................................................333

25.2 Filename Conventions ...................................................................................333

25.3 File Maintenance Over WAN ..........................................................................334

25.4 Firmware Upgrade Screen ...........................................................................334

25.5 Backup and Restore ......................................................................................336

25.5.1 Backup Configuration ..........................................................................337

25.5.2 Restore Configuration ..........................................................................338

25.5.3 Reset to Factory Defaults ....................................................................339

25.6 Restart ............................................................................................................340

25.7 Using FTP or TFTP to Back Up Configuration ...............................................340

25.7.1 Using the FTP Commands to Back Up Configuration ..........................340

25.7.2 FTP Command Configuration Backup Example ..................................340

25.7.3 Configuration Backup Using GUI-based FTP Clients ...........................341

25.7.4 Backup Configuration Using TFTP .......................................................341

25.7.5 TFTP Command Configuration Backup Example .................................342

25.7.6 Configuration Backup Using GUI-based TFTP Clients .........................342

25.8 Using FTP or TFTP to Restore Configuration ..............................................343

25.8.1 Restore Using FTP Session Example ..................................................343

25.9 FTP and TFTP Firmware and Configuration File Uploads .............................343

25.9.1 FTP File Upload Command from the DOS Prompt Example ................343

25.9.2 FTP Session Example of Firmware File Upload ...................................344

25.9.3 TFTP File Upload ..................................................................................344

25.9.4 TFTP Upload Command Example ........................................................345

Chapter 26

Diagnostic ............................................................................................................347

26.1 General Diagnostic ........................................................................................347

26.2 DSL Line Diagnostic .....................................................................................347

Table of Contents 21

P-2602HWNLI User’s Guide

Chapter 27

Troubleshooting ................................................................................................... 351

27.1 Problems Starting Up the ZyXEL Device .......................................................351

27.2 Problems with the LAN ...................................................................................351

27.3 Problems with the WAN .................................................................................352

27.4 Problems Accessing the ZyXEL Device .........................................................353

27.4.1 Pop-up Windows, JavaScripts and Java Permissions ..........................353

27.5 Telephone Problems ......................................................................................361

Appendix A

Product Specifications ....................................................................................... 363

Power Adapter Specifications ................................................................................ 366

Appendix B

Setting up Your Computer’s IP Address............................................................ 369

27.4.1.1 Internet Explorer Pop-up Blockers ..............................................354

27.4.1.2 JavaScripts ..................................................................................357

27.4.1.3 Java Permissions ........................................................................359

Windows 95/98/Me................................................................................................. 369

Configuring ...................................................................................................... 371

Verifying Settings............................................................................................. 372

Windows 2000/NT/XP ............................................................................................ 372

Verifying Settings............................................................................................. 376

Macintosh OS 8/9................................................................................................... 376

Verifying Settings............................................................................................. 378

Macintosh OS X ..................................................................................................... 378

Verifying Settings............................................................................................. 379

Appendix C

IP Subnetting ........................................................................................................ 381

IP Addressing......................................................................................................... 381

IP Classes .............................................................................................................. 381

Subnet Masks ........................................................................................................ 382

Subnetting .............................................................................................................. 382

Example: Two Subnets .......................................................................................... 383

Example: Four Subnets.......................................................................................... 385

Example Eight Subnets.......................................................................................... 386

Subnetting With Class A and Class B Networks. ................................................... 387

Appendix D

About ADSL .......................................................................................................... 389

Introduction to DSL ................................................................................................ 389

22 Table of Contents

P-2602HWNLI User’s Guide

ADSL Overview...................................................................................................... 389

Advantages of ADSL.............................................................................................. 389

Appendix E

Virtual Circuit Topology ......................................................................................391

Appendix F

Wireless LANs ...................................................................................................... 393

Wireless LAN Topologies ....................................................................................... 393

Ad-hoc Wireless LAN Configuration ................................................................ 393

BSS.................................................................................................................. 393

ESS.................................................................................................................. 394

Channel.................................................................................................................. 395

RTS/CTS................................................................................................................ 395

Fragmentation Threshold ....................................................................................... 396

Preamble Type....................................................................................................... 397

IEEE 802.11g Wireless LAN .................................................................................. 397

Wireless Security Overview ................................................................................... 398

IEEE 802.1x ........................................................................................................... 398

RADIUS.................................................................................................................. 399

Types of RADIUS Messages ........................................................................... 399

Types of Authentication.......................................................................................... 400

EAP-MD5 (Message-Digest Algorithm 5) ........................................................ 400

EAP-TLS (Transport Layer Security) ............................................................... 400

EAP-TTLS (Tunneled Transport Layer Service) .............................................. 400

PEAP (Protected EAP) .................................................................................... 401

LEAP................................................................................................................ 401

Dynamic WEP Key Exchange................................................................................ 401

WPA and WPA2 ..................................................................................................... 402

Encryption ....................................................................................................... 402

User Authentication ........................................................................................ 403

Wireless Client WPA Supplicants .................................................................... 403

WPA(2) with RADIUS Application Example..................................................... 403

27.5.1 WPA(2)-PSK Application Example .......................................................404

Security Parameters Summary .............................................................................. 405

Appendix G

Common Services............................................................................................... 407

Appendix H

Internal SPTGEN .................................................................................................. 411

Internal SPTGEN Overview ................................................................................... 411

The Configuration Text File Format ........................................................................ 411

Table of Contents 23

P-2602HWNLI User’s Guide

Internal SPTGEN File Modification - Important Points to Remember.............. 412

Internal SPTGEN FTP Download Example............................................................ 412

Internal SPTGEN FTP Upload Example ................................................................ 413

Example Internal SPTGEN Menus......................................................................... 414

Command Examples.............................................................................................. 426

Appendix I

Commands............................................................................................................ 427

Accessing the Command Interpreter...................................................................... 427

Command Syntax................................................................................................... 427

Command Usage ................................................................................................... 427

Filtering .................................................................................................................. 427

The Filter Structure of the ZyXEL Device ........................................................ 429

Packet Filtering Vs. Firewall ............................................................................ 430

Filter Commands ............................................................................................. 431

WAN Call Schedules.............................................................................................. 432

Index...................................................................................................................... 435

24 Table of Contents

P-2602HWNLI User’s Guide

List of Figures

Figure 1 Internet Access Application ...................................................................... 46

Figure 2 Internet Telephony Service Provider Application ..................................... 47

Figure 3 Peer-to-peer Calling ................................................................................. 47

Figure 4 Firewall Application .................................................................................. 48

Figure 5 LAN-to-LAN Application ........................................................................... 49

Figure 6 Lights ....................................................................................................... 49

Figure 7 Connecting a POTS Splitter ..................................................................... 51

Figure 8 Connecting a Microfilter ........................................................................... 52

Figure 9 Password Screen ..................................................................................... 54

Figure 10 Change Password Screen ..................................................................... 54

Figure 11 Wizard or Advanced Screen ................................................................. 55

Figure 12 Main Screen ........................................................................................... 56

Figure 13 Select a Mode ........................................................................................ 61

Figure 14 Wizard Welcome .................................................................................... 62

Figure 15 Auto Detection: No DSL Connection ...................................................... 62

Figure 16 Auto-Detection: PPPoE .......................................................................... 63

Figure 17 Auto Detection: Failed ............................................................................ 63

Figure 18 Internet Access Wizard Setup: ISP Parameters .................................... 64

Figure 19 Internet Connection with PPPoE ............................................................ 65

Figure 20 Internet Connection with RFC 1483 ....................................................... 66

Figure 21 Internet Connection with ENET ENCAP ................................................ 67

Figure 22 Internet Connection with PPPoA ............................................................ 68

Figure 23 Connection Test Failed-1 ....................................................................... 69

Figure 24 Connection Test Failed-2. ...................................................................... 69

Figure 25 Connection Test Successful ................................................................... 70

Figure 26 Wireless LAN Setup Wizard 1 ................................................................ 71

Figure 27 Wireless LAN ......................................................................................... 72

Figure 28 Manually Assign a WPA key .................................................................. 73

Figure 29 Manually Assign a WEP key .................................................................. 74

Figure 30 Wireless LAN Setup 3 ............................................................................ 75

Figure 31 Internet Access and WLAN Wizard Setup Complete ............................. 75

Figure 32 Select a Mode ........................................................................................ 77

Figure 33 Wizard: Welcome ................................................................................... 78

Figure 34 VOIP Wizard Configuration .................................................................... 78

Figure 35 SIP Registration Test ............................................................................. 79

Figure 36 VoIP Wizard Fail .................................................................................... 79

Figure 37 VOIP Wizard Finish ............................................................................... 80

Figure 38 Select a Mode ........................................................................................ 83

List of Figures 25

P-2602HWNLI User’s Guide

Figure 39 Wizard: Welcome ................................................................................... 83

Figure 40 Bandwidth Management Wizard: General Information .......................... 84

Figure 41 Bandwidth Management Wizard: Service Configuration ........................ 85

Figure 42 Bandwidth Management Wizard: Complete ........................................... 86

Figure 43 Example of Traffic Shaping .................................................................... 91

Figure 44 Internet Access Setup (PPPoE) ............................................................. 93

Figure 45 Advanced Internet Access Setup ........................................................... 95

Figure 46 More Connections .................................................................................. 97

Figure 47 More Connections Edit ........................................................................... 98

Figure 48 More Connections Edit Advanced .......................................................... 100

Figure 49 WAN Backup Setup ............................................................................... 101

Figure 50 Status Screen ......................................................................................... 104

Figure 51 Client List ............................................................................................... 108

Figure 52 Any IP Table ........................................................................................... 109

Figure 53 WLAN Status .......................................................................................... 110

Figure 54 Bandwidth Status ................................................................................... 111

Figure 55 Status: VPN Status ................................................................................. 112

Figure 56 Packet Statistics ..................................................................................... 113

Figure 57 VoIP Statistics ........................................................................................ 114

Figure 58 LAN and WAN IP Addresses ................................................................. 117

Figure 59 Any IP Example ..................................................................................... 122

Figure 60 LAN IP .................................................................................................... 123

Figure 61 Advanced LAN Setup ............................................................................. 124

Figure 62 DHCP Setup .......................................................................................... 125

Figure 63 LAN Client List ....................................................................................... 127

Figure 64 Physical Network & Partitioned Logical Networks ................................. 128

Figure 65 LAN IP Alias ........................................................................................... 129

Figure 66 Wireless LAN: General ......................................................................... 134

Figure 67 Wireless: Static WEP Encryption ........................................................... 136

Figure 68 Wireless: WPA-PSK/WPA2-PSK ............................................................ 137

Figure 69 Wireless: WPA/WPA2 ............................................................................ 139

Figure 70 Advanced ............................................................................................... 141

Figure 71 OTIST .................................................................................................... 143

Figure 72 Example Wireless Client OTIST Screen ................................................ 144

Figure 73 Security Key ........................................................................................... 144

Figure 74 OTIST in Progress (AP) ......................................................................... 144

Figure 75 OTIST in Progress (Client) ..................................................................... 144

Figure 76 No AP with OTIST Found ...................................................................... 145

Figure 77 Start OTIST? .......................................................................................... 145

Figure 78 MAC Address Filter ................................................................................ 146

Figure 79 Wireless LAN: QoS ................................................................................ 149

Figure 80 Application Priority Configuration ........................................................... 150

Figure 81 How NAT Works ..................................................................................... 155

26 List of Figures

P-2602HWNLI User’s Guide

Figure 82 NAT Application With IP Alias ................................................................ 155

Figure 83 NAT General .......................................................................................... 157

Figure 84 Multiple Servers Behind NAT Example .................................................. 159

Figure 85 Port Forwarding ..................................................................................... 160

Figure 86 Port Forwarding Rule Setup ................................................................. 161

Figure 87 Address Mapping Rules ......................................................................... 162

Figure 88 Edit Address Mapping Rule ................................................................. 164

Figure 89 SIP User Agent ...................................................................................... 167

Figure 90 SIP Proxy Server ................................................................................... 168

Figure 91 SIP Redirect Server ............................................................................... 169

Figure 92 SIP > SIP Settings ................................................................................. 170

Figure 93 VoIP > SIP Settings > Advanced ........................................................... 174

Figure 94 SIP > QoS .............................................................................................. 178

Figure 95 Phone > Analog Phone .......................................................................... 180

Figure 96 Phone > Analog Phone > Advanced ...................................................... 181

Figure 97 Phone > ISDN Phone ............................................................................. 182

Figure 98 Phone > Common .................................................................................. 183

Figure 99 VoIP > Phone > Region ......................................................................... 189

Figure 100 Phone Book > Speed Dial .................................................................... 190

Figure 101 Phone Book > Incoming Call Policy ..................................................... 192

Figure 102 PSTN Line > General ........................................................................... 194

Figure 103 ISDN Line > General ............................................................................ 195

Figure 104 Firewall Application .............................................................................. 201

Figure 105 Three-Way Handshake ........................................................................ 203

Figure 106 SYN Flood ............................................................................................ 203

Figure 107 Smurf Attack ........................................................................................ 204

Figure 108 Stateful Inspection ................................................................................ 206

Figure 109 Ideal Firewall Setup ............................................................................. 214

Figure 110 “Triangle Route” Problem ..................................................................... 215

Figure 111 IP Alias ................................................................................................. 216

Figure 112 Firewall: General .................................................................................. 217

Figure 113 Firewall Rules ...................................................................................... 218

Figure 114 Firewall: Edit Rule ................................................................................ 220

Figure 115 Firewall: Customized Services ............................................................. 222

Figure 116 Firewall: Configure Customized Services ............................................. 223

Figure 117 Firewall Example: Rules ....................................................................... 224

Figure 118 Edit Custom Port Example ................................................................... 224

Figure 119 Firewall Example: Edit Rule: Destination Address .............................. 225

Figure 120 Firewall Example: Edit Rule: Select Customized Services .................. 226

Figure 121 Firewall Example: Rules: MyService ................................................... 227

Figure 122 Firewall: Threshold ............................................................................... 229

Figure 123 Content Filter: Keyword ....................................................................... 232

Figure 124 Content Filter: Schedule ...................................................................... 233

List of Figures 27

P-2602HWNLI User’s Guide

Figure 125 Content Filter: Trusted ......................................................................... 234

Figure 126 Encryption and Decryption ................................................................... 236

Figure 127 IPSec Architecture ............................................................................... 237

Figure 128 Transport and Tunnel Mode IPSec Encapsulation ............................... 238

Figure 129 IPSec Summary Fields ........................................................................ 243

Figure 130 VPN Setup ........................................................................................... 244

Figure 131 NAT Router Between IPSec Routers ................................................... 246

Figure 132 VPN Host using Intranet DNS Server Example ................................... 247

Figure 133 Edit VPN Policies ................................................................................ 250

Figure 134 Two Phases to Set Up the IPSec SA ................................................... 254

Figure 135 Advanced VPN Policies ....................................................................... 257

Figure 136 VPN: Manual Key ................................................................................. 260

Figure 137 VPN: SA Monitor .................................................................................. 263

Figure 138 VPN: Global Setting ............................................................................. 264

Figure 139 Telecommuters Sharing One VPN Rule Example ................................ 265

Figure 140 Telecommuters Using Unique VPN Rules Example ............................ 266

Figure 141 Example of Static Routing Topology .................................................... 269

Figure 142 Static Route .......................................................................................... 270

Figure 143 Static Route Edit .................................................................................. 271

Figure 144 Subnet-based Bandwidth Management Example ................................ 274

Figure 145 Bandwidth Management: Summary ..................................................... 278

Figure 146 Bandwidth Management: Rule Setup .................................................. 279

Figure 147 Bandwidth Management Rule Configuration ....................................... 281

Figure 148 Bandwidth Management: Monitor ....................................................... 283

Figure 149 Dynamic DNS ...................................................................................... 286

Figure 150 Remote Management: WWW .............................................................. 291

Figure 151 Telnet Configuration on a TCP/IP Network .......................................... 292

Figure 152 Remote Management: Telnet ............................................................... 292

Figure 153 Remote Management: FTP .................................................................. 293

Figure 154 SNMP Management Model .................................................................. 294

Figure 155 Remote Management: SNMP .............................................................. 296

Figure 156 Remote Management: DNS ................................................................. 298

Figure 157 Remote Management: ICMP ............................................................... 299

Figure 158 Configuring UPnP ................................................................................ 303

Figure 159 Add/Remove Programs: Windows Setup: Communication .................. 304

Figure 160 Add/Remove Programs: Windows Setup: Communication: Components

Figure 161 Network Connections ........................................................................... 305

Figure 162 Windows Optional Networking Components Wizard ........................... 306

Figure 163 Networking Services ............................................................................ 306

Figure 164 Network Connections ........................................................................... 307

Figure 165 Internet Connection Properties ........................................................... 308

Figure 166 Internet Connection Properties: Advanced Settings ............................ 309

304

28 List of Figures

P-2602HWNLI User’s Guide

Figure 167 Internet Connection Properties: Advanced Settings: Add .................... 309

Figure 168 System Tray Icon ................................................................................. 310

Figure 169 Internet Connection Status ................................................................... 310

Figure 170 Network Connections ........................................................................... 311

Figure 171 Network Connections: My Network Places .......................................... 312

Figure 172 Network Connections: My Network Places: Properties: Example ........ 312

Figure 173 System General Setup ......................................................................... 314

Figure 174 System Time Setting ............................................................................ 315

Figure 175 View Log .............................................................................................. 320

Figure 176 Log Settings ......................................................................................... 321

Figure 177 E-mail Log Example ............................................................................. 324

Figure 178 Firmware Upgrade ............................................................................... 335

Figure 179 Firmware Upload In Progress .............................................................. 336

Figure 180 Network Temporarily Disconnected ..................................................... 336

Figure 181 Firmware Upload Error Message ......................................................... 336

Figure 182 Configuration ........................................................................................ 337

Figure 183 Configuration Upload Successful ......................................................... 338

Figure 184 Network Temporarily Disconnected ..................................................... 339

Figure 185 Configuration Upload Error .................................................................. 339

Figure 186 Reset Warning Message ...................................................................... 339

Figure 187 Restart Screen ..................................................................................... 340

Figure 188 FTP Session Example ......................................................................... 341

Figure 189 Restore Using FTP Session Example .................................................. 343

Figure 190 FTP Session Example of Firmware File Upload .................................. 344

Figure 191 Diagnostic: General ............................................................................. 347

Figure 192 Diagnostic: DSL Line ........................................................................... 348

Figure 193 Pop-up Blocker .................................................................................... 354

Figure 194 Internet Options ................................................................................... 355

Figure 195 Internet Options ................................................................................... 356

Figure 196 Pop-up Blocker Settings ...................................................................... 357

Figure 197 Internet Options ................................................................................... 358

Figure 198 Security Settings - Java Scripting ........................................................ 359

Figure 199 Security Settings - Java ....................................................................... 360

Figure 200 Java (Sun) ............................................................................................ 361

Figure 201 WIndows 95/98/Me: Network: Configuration ........................................ 370

Figure 202 Windows 95/98/Me: TCP/IP Properties: IP Address ............................ 371

Figure 203 Windows 95/98/Me: TCP/IP Properties: DNS Configuration ............... 372

Figure 204 Windows XP: Start Menu ..................................................................... 373

Figure 205 Windows XP: Control Panel ................................................................. 373

Figure 206 Windows XP: Control Panel: Network Connections: Properties .......... 374

Figure 207 Windows XP: Local Area Connection Properties ................................. 374

Figure 208 Windows XP: Advanced TCP/IP Settings ............................................ 375

Figure 209 Windows XP: Internet Protocol (TCP/IP) Properties ............................ 376

List of Figures 29

P-2602HWNLI User’s Guide

Figure 210 Macintosh OS 8/9: Apple Menu ........................................................... 377

Figure 211 Macintosh OS 8/9: TCP/IP ................................................................... 377

Figure 212 Macintosh OS X: Apple Menu .............................................................. 378

Figure 213 Macintosh OS X: Network .................................................................... 379

Figure 214 Virtual Circuit Topology ........................................................................ 391

Figure 215 Peer-to-Peer Communication in an Ad-hoc Network ........................... 393

Figure 216 Basic Service Set ................................................................................. 394

Figure 217 Infrastructure WLAN ............................................................................ 395

Figure 218 RTS/CTS .............................................................................................. 396

Figure 219 WPA(2) with RADIUS Application Example ......................................... 404

Figure 220 WPA(2)-PSK Authentication ................................................................ 405

Figure 221 Configuration Text File Format: Column Descriptions .......................... 411

Figure 222 Invalid Parameter Entered: Command Line Example .......................... 412

Figure 223 Valid Parameter Entered: Command Line Example ............................. 412

Figure 224 Internal SPTGEN FTP Download Example ......................................... 413

Figure 225 Internal SPTGEN FTP Upload Example .............................................. 413

Figure 226 Outgoing Packet Filtering Process ....................................................... 428

Figure 227 Filter Rule Process ............................................................................... 429

30 List of Figures