Zyxel P-660HW-D user manual

P-660HW-D Series

802.11g Wireless ADSL 2+ 4-port Gateway

User’s Guide

Version 3.40

Edition 1

3/2006

P-660HW-D Series 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 2

P-660HW-D Series 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 residential installation. 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. However, there is
no guarantee that interference will not occur in a particular installation

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:

• 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.

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.

FCC Caution

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

IMPORTANT NOTE: FCC Radiation Exposure Statement

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. This equipment should be installed and operated with minimum distance 20cm
between the radiator & your body.

3 Federal Communications Commission (FCC) Interference Statement

P-660HW-D Series User’s Guide

This transmitter must not be co-located or operating in conjunction with any other antenna or
transmitter.

ZyXEL Communications Corporation declared that ZyXEL device is limited in CH1~11 from
2400 to 2483.5 MHz by specified firmware controlled in USA.

Certifications

1 Go to 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.

Federal Communications Commission (FCC) Interference Statement 4

P-660HW-D Series User’s Guide

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

• To reduce the risk of fire, use only No. 26 AWG (American Wire Gauge) or larger
telecommunication line cord.

• 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.

• Use ONLY the dedicated power supply for your device. Connect the power cord or
power adaptor to the right supply voltage (110V AC in North America or 230V AC in
Europe).

• Do NOT use the device if the power supply is damaged as it might cause electrocution.

• If the power supply is damaged, remove it from the power outlet.

• Do NOT attempt to repair the power supply. Contact your local vendor to order a new
power supply.

• 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.

• Do NOT store things on the device.

• Connect ONLY suitable accessories to the device.

Safety Warnings

5 Safety Warnings

P-660HW-D Series 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 or higher value, and will be solely at the discretion of ZyXEL. This warranty
shall not apply if the product has been 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 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 6

P-660HW-D Series 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

7 Customer Support

P-660HW-D Series 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.Emilli Plater 53
00-113 Warszawa
Poland

Ostrovityanova 37a Str.
Moscow, 117279
Russia

Alejandro Villegas 33
1º, 28043 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 8

P-660HW-D Series User’s Guide

9 Customer Support

P-660HW-D Series User’s Guide

Table of Contents

Copyright ..................................................................................................................2

Federal Communications Commission (FCC) Interference Statement ............... 3

Safety Warnings ....................................................................................................... 5

ZyXEL Limited Warranty.......................................................................................... 6

Customer Support.................................................................................................... 7

Table of Contents ................................................................................................... 10

List of Figures ........................................................................................................ 20

List of Tables ..........................................................................................................26

Preface ....................................................................................................................30

Chapter 1

Getting To Know Your P-660HW-D ....................................................................... 32

1.1 Introducing the P-660HW-D ...............................................................................32

1.2 Features .............................................................................................................33

1.2.1 Wireless Features .....................................................................................35

1.3 Applications for the ZyXEL device .....................................................................36

1.3.1 Protected Internet Access .........................................................................36

1.3.2 LAN to LAN Application ............................................................................36

1.4 Front Panel LEDs ...............................................................................................37

1.5 Hardware Connection ........................................................................................38

Chapter 2

Introducing the Web Configurator........................................................................ 40

2.1 Web Configurator Overview ...............................................................................40

2.2 Accessing the Web Configurator ........................................................................40

2.3 Resetting the ZyXEL device ...............................................................................42

2.3.1 Using the Reset Button .............................................................................42

2.4 Navigating the Web Configurator .......................................................................42

2.4.1 Navigation Panel .......................................................................................42

2.4.2 Status Screen ...........................................................................................45

2.4.3 Status: Any IP Table ..................................................................................48

2.4.4 Status: WLAN Status ................................................................................48

2.4.5 Status: Bandwidth Status ..........................................................................49

Table of Contents 10

P-660HW-D Series User’s Guide

2.4.6 Status: Packet Statistics ............................................................................50

2.4.7 Changing Login Password .......................................................................51

Chapter 3

Wizard Setup for Internet Access......................................................................... 54

3.1 Introduction ........................................................................................................54

3.2 Internet Access Wizard Setup ............................................................................54

3.2.1 Automatic Detection ..................................................................................56

3.2.2 Manual Configuration ................................................................................56

3.3 Wireless Connection Wizard Setup ....................................................................61

3.3.1 Manually assign a WPA-PSK key .............................................................64

3.3.2 Manually assign a WEP key .....................................................................65

Chapter 4

Bandwidth Management Wizard ........................................................................... 68

4.1 Introduction ........................................................................................................68

4.2 Predefined Media Bandwidth Management Services ........................................68

4.3 Bandwidth Management Wizard Setup ..............................................................69

Chapter 5

WAN Setup.............................................................................................................. 74

5.1 WAN Overview ..................................................................................................74

5.1.1 Encapsulation ...........................................................................................74

5.1.1.1 ENET ENCAP .................................................................................74

5.1.1.2 PPP over Ethernet ..........................................................................74

5.1.1.3 PPPoA .............................................................................................75

5.1.1.4 RFC 1483 ........................................................................................75

5.1.2 Multiplexing ...............................................................................................75

5.1.2.1 VC-based Multiplexing ....................................................................75

5.1.2.2 LLC-based Multiplexing ...................................................................75

5.1.3 Encapsulation and Multiplexing Scenarios ...............................................75

5.1.3.1 Scenario 1: One VC, Multiple Protocols ..........................................76

5.1.3.2 Scenario 2: One VC, One Protocol (IP) ..........................................76

5.1.3.3 Scenario 3: Multiple VCs .................................................................76

5.1.4 VPI and VCI ..............................................................................................76

5.1.5 IP Address Assignment ............................................................................76

5.1.5.1 IP Assignment with PPPoA or PPPoE Encapsulation .....................76

5.1.5.2 IP Assignment with RFC 1483 Encapsulation .................................76

5.1.5.3 IP Assignment with ENET ENCAP Encapsulation ..........................77

5.1.6 Nailed-Up Connection (PPP) ....................................................................77

5.1.7 NAT ...........................................................................................................77

5.2 Metric ................................................................................................................77

5.3 Traffic Shaping ...................................................................................................78

11 Table of Contents

P-660HW-D Series User’s Guide

5.3.1 ATM Traffic Classes ..................................................................................79

5.3.1.1 Constant Bit Rate (CBR) .................................................................79

5.3.1.2 Variable Bit Rate (VBR) ...................................................................79

5.3.1.3 Unspecified Bit Rate (UBR) .............................................................79

5.4 Zero Configuration Internet Access ....................................................................79

5.5 Internet Connection ...........................................................................................80

5.5.1 Configuring Advanced Internet Connection Setup ....................................82

5.6 Configuring More Connections ...........................................................................83

5.6.1 More Connections Edit ............................................................................84

5.6.2 Configuring More Connections Advanced Setup .....................................87

5.7 Traffic Redirect ..................................................................................................88

5.8 Configuring WAN Backup ..................................................................................89

Chapter 6

LAN Setup............................................................................................................... 92

6.1 LAN Overview ...................................................................................................92

6.1.1 LANs, WANs and the ZyXEL device .........................................................92

6.1.2 DHCP Setup .............................................................................................93

6.1.2.1 IP Pool Setup ..................................................................................93

6.1.3 DNS Server Address ................................................................................93

6.1.4 DNS Server Address Assignment .............................................................94

6.2 LAN TCP/IP ........................................................................................................94

6.2.1 IP Address and Subnet Mask ...................................................................94

6.2.1.1 Private IP Addresses .......................................................................95

6.2.2 RIP Setup .................................................................................................95

6.2.3 Multicast ....................................................................................................96

6.2.4 Any IP .......................................................................................................96

6.2.4.1 How Any IP Works ..........................................................................97

6.3 Configuring LAN IP ............................................................................................98

6.3.1 Configuring Advanced LAN Setup ............................................................98

6.4 DHCP Setup .....................................................................................................100

6.5 LAN Client List .................................................................................................101

6.6 LAN IP Alias .....................................................................................................102

Chapter 7

Wireless LAN ........................................................................................................ 106

7.1 Wireless Network Overview .............................................................................106

7.2 Wireless Security Overview .............................................................................107

7.2.1 SSID .......................................................................................................107

7.2.2 MAC Address Filter .................................................................................107

7.2.3 User Authentication ................................................................................108

7.2.4 Encryption ...............................................................................................108

7.2.5 One-Touch Intelligent Security Technology (OTIST) ...............................109

Table of Contents 12

P-660HW-D Series User’s Guide

7.3 Wireless Performance Overview ......................................................................109

7.3.1 Quality of Service (QoS) .........................................................................109

7.4 General Wireless LAN Screen ........................................................................110

7.4.1 No Security ............................................................................................. 111

7.4.2 WEP Encryption ...................................................................................... 112

7.4.3 WPA-PSK/WPA2-PSK ............................................................................113

7.4.4 WPA/WPA2 ............................................................................................. 114

7.4.5 Wireless LAN Advanced Setup ...............................................................116

7.5 OTIST .............................................................................................................. 118

7.5.1 Enabling OTIST ......................................................................................118

7.5.1.1 AP ................................................................................................. 118

7.5.1.2 Wireless Client ..............................................................................120

7.5.2 Starting OTIST ........................................................................................120

7.5.3 Notes on OTIST ......................................................................................121

7.6 MAC Filter ...................................................................................................122

7.7 WMM QoS ........................................................................................................123

7.7.1 WMM QoS Example ...............................................................................123

7.7.2 WMM QoS Priorities ...............................................................................124

7.7.3 Services ..................................................................................................124

7.8 QoS Screen ......................................................................................................126

7.8.1 ToS (Type of Service) and WMM QoS ....................................................126

7.8.2 Application Priority Configuration ............................................................128

Chapter 8

Network Address Translation (NAT) Screens .................................................... 130

8.1 NAT Overview .................................................................................................130

8.1.1 NAT Definitions .......................................................................................130

8.1.2 What NAT Does ......................................................................................131

8.1.3 How NAT Works .....................................................................................131

8.1.4 NAT Application ......................................................................................132

8.1.5 NAT Mapping Types ...............................................................................132

8.2 SUA (Single User Account) Versus NAT ..........................................................133

8.3 NAT General Setup .........................................................................................133

8.4 Port Forwarding ................................................................................................134

8.4.1 Default Server IP Address ......................................................................135

8.4.2 Port Forwarding: Services and Port Numbers ........................................135

8.4.3 Configuring Servers Behind Port Forwarding (Example) ........................135

8.5 Configuring Port Forwarding ...........................................................................136

8.5.1 Port Forwarding Rule Edit ......................................................................137

8.6 Address Mapping ............................................................................................138

8.6.1 Address Mapping Rule Edit ...................................................................140

13 Table of Contents

P-660HW-D Series User’s Guide

Chapter 9

Firewalls................................................................................................................ 142

9.1 Firewall Overview ............................................................................................142

9.2 Types of Firewalls ............................................................................................142

9.2.1 Packet Filtering Firewalls ........................................................................142

9.2.2 Application-level Firewalls ......................................................................143

9.2.3 Stateful Inspection Firewalls ..................................................................143

9.3 Introduction to ZyXEL’s Firewall .......................................................................143

9.3.1 Denial of Service Attacks ........................................................................144

9.4 Denial of Service ..............................................................................................144

9.4.1 Basics .....................................................................................................144

9.4.2 Types of DoS Attacks .............................................................................145

9.4.2.1 ICMP Vulnerability ........................................................................147

9.4.2.2 Illegal Commands (NetBIOS and SMTP) ......................................147

9.4.2.3 Traceroute .....................................................................................148

9.5 Stateful Inspection ............................................................................................148

9.5.1 Stateful Inspection Process ....................................................................149

9.5.2 Stateful Inspection and the ZyXEL device ..............................................149

9.5.3 TCP Security ...........................................................................................150

9.5.4 UDP/ICMP Security ................................................................................150

9.5.5 Upper Layer Protocols ............................................................................151

9.6 Guidelines for Enhancing Security with Your Firewall ......................................151

9.6.1 Security In General .................................................................................151

9.7 Packet Filtering Vs Firewall ..............................................................................152

9.7.1 Packet Filtering: ......................................................................................152

9.7.1.1 When To Use Filtering ...................................................................153

9.7.2 Firewall ...................................................................................................153

9.7.2.1 When To Use The Firewall ............................................................153

Chapter 10

Firewall Configuration ......................................................................................... 154

10.1 Access Methods .............................................................................................154

10.2 Firewall Policies Overview ............................................................................154

10.3 Rule Logic Overview .....................................................................................155

10.3.1 Rule Checklist .......................................................................................155

10.3.2 Security Ramifications ..........................................................................155

10.3.3 Key Fields For Configuring Rules .........................................................156

10.3.3.1 Action ..........................................................................................156

10.3.3.2 Service ........................................................................................156

10.3.3.3 Source Address ...........................................................................156

10.3.3.4 Destination Address ....................................................................156

10.4 Connection Direction ......................................................................................156

10.4.1 LAN to WAN Rules ...............................................................................157

Table of Contents 14

P-660HW-D Series User’s Guide

10.4.2 Alerts .....................................................................................................157

10.5 General Firewall Policy ...............................................................................157

10.6 Firewall Rules Summary ...............................................................................158

10.6.1 Configuring Firewall Rules ..................................................................160

10.6.2 Customized Services ...........................................................................163

10.6.3 Configuring A Customized Service .....................................................164

10.7 Example Firewall Rule ...................................................................................164

10.8 Predefined Services .......................................................................................168

10.9 Anti-Probing ..................................................................................................170

10.10 DoS Thresholds ..........................................................................................171

10.10.1 Threshold Values ................................................................................171

10.10.2 Half-Open Sessions ............................................................................172

10.10.2.1 TCP Maximum Incomplete and Blocking Time .........................172

10.10.3 Configuring Firewall Thresholds .........................................................173

Chapter 11

Content Filtering .................................................................................................. 176

11.1 Content Filtering Overview ............................................................................176

11.2 Configuring Keyword Blocking .....................................................................176

11.3 Configuring the Schedule .............................................................................177

11.4 Configuring Trusted Computers ...................................................................178

Chapter 12

Static Route .......................................................................................................... 180

12.1 Static Route .................................................................................................180

12.2 Configuring Static Route ...............................................................................180

12.2.1 Static Route Edit .................................................................................181

Chapter 13

Bandwidth Management...................................................................................... 184

13.1 Bandwidth Management Overview ...............................................................184

13.2 Application-based Bandwidth Management ...................................................184

13.3 Subnet-based Bandwidth Management .........................................................184

13.4 Application and Subnet-based Bandwidth Management ...............................185

13.5 Scheduler .......................................................................................................185

13.5.1 Priority-based Scheduler ......................................................................186

13.5.2 Fairness-based Scheduler ....................................................................186

13.6 Maximize Bandwidth Usage ...........................................................................186

13.6.1 Reserving Bandwidth for Non-Bandwidth Class Traffic ........................186

13.6.2 Maximize Bandwidth Usage Example ..................................................187

13.6.2.1 Priority-based Allotment of Unused and Unbudgeted Bandwidth 187

13.6.2.2 Fairness-based Allotment of Unused and Unbudgeted Bandwidth ...
188

15 Table of Contents

P-660HW-D Series User’s Guide

13.6.3 Bandwidth Management Priorities ........................................................188

13.7 Over Allotment of Bandwidth ..........................................................................189

13.8 Configuring Summary ...................................................................................189

13.9 Bandwidth Management Rule Setup ............................................................190

13.9.1 Rule Configuration ................................................................................192

13.10 Bandwidth Monitor .....................................................................................194

Chapter 14

Dynamic DNS Setup............................................................................................. 196

14.1 Dynamic DNS Overview ...............................................................................196

14.1.1 DYNDNS Wildcard ................................................................................196

14.2 Configuring Dynamic DNS ............................................................................196

Chapter 15

Remote Management Configuration .................................................................. 200

15.1 Remote Management Overview ....................................................................200

15.1.1 Remote Management Limitations .........................................................200

15.1.2 Remote Management and NAT ............................................................201

15.1.3 System Timeout ...................................................................................201

15.2 WWW .............................................................................................................201

15.3 Telnet ..............................................................................................................202

15.4 Configuring Telnet ..........................................................................................202

15.5 Configuring FTP ............................................................................................203

15.6 SNMP .............................................................................................................204

15.6.1 Supported MIBs ....................................................................................205

15.6.2 SNMP Traps .........................................................................................206

15.6.3 Configuring SNMP ................................................................................206

15.7 Configuring DNS ..........................................................................................207

15.8 Configuring ICMP ...........................................................................................208

Chapter 16

Universal Plug-and-Play (UPnP) ......................................................................... 210

16.1 Introducing Universal Plug and Play .............................................................210

16.1.1 How do I know if I'm using UPnP? ........................................................210

16.1.2 NAT Traversal .......................................................................................210

16.1.3 Cautions with UPnP ..............................................................................211

16.2 UPnP and ZyXEL ...........................................................................................211

16.2.1 Configuring UPnP ................................................................................211

16.3 Installing UPnP in Windows Example ............................................................212

16.3.1 Installing UPnP in Windows Me ............................................................212

16.3.2 Installing UPnP in Windows XP ............................................................214

16.4 Using UPnP in Windows XP Example ...........................................................215

16.4.1 Auto-discover Your UPnP-enabled Network Device .............................215

Table of Contents 16

P-660HW-D Series User’s Guide

16.4.2 Web Configurator Easy Access ............................................................218

Chapter 17

System .................................................................................................................. 222

17.1 General Setup ................................................................................................222

17.1.1 General Setup and System Name ........................................................222

17.1.2 General Setup ......................................................................................222

17.2 Time Setting ..................................................................................................224

Chapter 18

Logs ...................................................................................................................... 228

18.1 Logs Overview ..............................................................................................228

18.1.1 Alerts and Logs .....................................................................................228

18.2 Viewing the Logs ............................................................................................228

18.3 Configuring Log Settings ...............................................................................229

18.3.1 Example E-mail Log ..............................................................................232

Chapter 19

Tools ...................................................................................................................... 234

19.1 Firmware Upgrade ........................................................................................234

19.2 Configuration Screen .....................................................................................236

19.2.1 Backup Configuration ...........................................................................236

19.2.2 Restore Configuration ...........................................................................237

19.2.3 Back to Factory Defaults .......................................................................238

19.3 Restart ............................................................................................................238

Chapter 20

Diagnostic ............................................................................................................240

20.1 General Diagnostic ........................................................................................240

20.2 DSL Line Diagnostic .....................................................................................241

Chapter 21

Troubleshooting ................................................................................................... 242

21.1 Problems Starting Up the ZyXEL device ........................................................242

21.2 Problems with the LAN ...................................................................................242

21.3 Problems with the WAN .................................................................................243

21.4 Problems Accessing the ZyXEL device .........................................................244

Appendix A

Product Specifications ....................................................................................... 246

Appendix B

About ADSL .......................................................................................................... 250

17 Table of Contents

P-660HW-D Series User’s Guide

Introduction to DSL ................................................................................................ 250

ADSL Overview...................................................................................................... 250

Advantages of ADSL.............................................................................................. 250

Appendix C

Wall-mounting Instructions................................................................................. 252

Appendix D

Setting up Your Computer’s IP Address............................................................ 254

Windows 95/98/Me................................................................................................. 254

Windows 2000/NT/XP ............................................................................................ 257

Macintosh OS 8/9................................................................................................... 262

Macintosh OS X ..................................................................................................... 264

Linux....................................................................................................................... 265

21.4.1 Verifying Settings ..................................................................................269

Appendix E

IP Subnetting ........................................................................................................ 270

IP Addressing......................................................................................................... 270

IP Classes .............................................................................................................. 270

Subnet Masks ........................................................................................................ 271

Subnetting .............................................................................................................. 271

Example: Two Subnets .......................................................................................... 272

Example: Four Subnets.......................................................................................... 274

Example Eight Subnets.......................................................................................... 275

Subnetting With Class A and Class B Networks. ................................................... 276

Appendix F

Command Interpreter........................................................................................... 278

Accessing the CLI .................................................................................................. 278

Command Syntax................................................................................................... 278

Command Usage ................................................................................................... 278

Appendix G

Firewall Commands ............................................................................................. 280

Appendix H

NetBIOS Filter Commands .................................................................................. 286

Introduction ............................................................................................................ 286

Display NetBIOS Filter Settings ............................................................................. 286

NetBIOS Filter Configuration.................................................................................. 287

Appendix I

Table of Contents 18

P-660HW-D Series User’s Guide

PPPoE ................................................................................................................... 288

PPPoE in Action..................................................................................................... 288

Benefits of PPPoE.................................................................................................. 288

Traditional Dial-up Scenario................................................................................... 288

How PPPoE Works ................................................................................................ 289

ZyXEL device as a PPPoE Client .......................................................................... 289

Appendix J

Splitters and Microfilters ..................................................................................... 290

Connecting a POTS Splitter ................................................................................... 290

Telephone Microfilters ............................................................................................ 290

ZyXEL device With ISDN ....................................................................................... 292

Appendix K

Log Descriptions.................................................................................................. 294

Log Commands...................................................................................................... 308

Log Command Example......................................................................................... 309

Appendix L

Wireless LANs ...................................................................................................... 310

Wireless LAN Topologies ....................................................................................... 310

Channel.................................................................................................................. 312

RTS/CTS................................................................................................................ 312

Fragmentation Threshold ....................................................................................... 313

Preamble Type....................................................................................................... 314

IEEE 802.11g Wireless LAN .................................................................................. 314

Wireless Security Overview ................................................................................... 315

IEEE 802.1x ........................................................................................................... 315

RADIUS.................................................................................................................. 316

Types of Authentication.......................................................................................... 317

Dynamic WEP Key Exchange................................................................................ 318

WPA and WPA2 ..................................................................................................... 319

21.4.2 WPA(2)-PSK Application Example .......................................................321

Security Parameters Summary .............................................................................. 322

Appendix M

Pop-up Windows, JavaScripts and Java Permissions ..................................... 324

Internet Explorer Pop-up Blockers ......................................................................... 324

JavaScripts............................................................................................................. 327

Index...................................................................................................................... 332

19 Table of Contents

P-660HW-D Series User’s Guide

List of Figures

Figure 1 Protected Internet Access Applications ................................................................ 36

Figure 2 LAN-to-LAN Application Example ......................................................................... 37

Figure 3 Front Panel ...........................................................................................................37

Figure 4 Password Screen .................................................................................................. 41

Figure 5 Change Password at Login ................................................................................... 41

Figure 6 Select a Mode ....................................................................................................... 42

Figure 7 Web Configurator: Main Screen .......................................................................... 43

Figure 8 Status Screen ........................................................................................................ 46

Figure 9 Status: Any IP Table .............................................................................................. 48

Figure 10 Status: WLAN Status ........................................................................................... 49

Figure 11 Status: Bandwidth Status ..................................................................................... 49

Figure 12 Status: Packet Statistics ...................................................................................... 50

Figure 13 System General .................................................................................................. 52

Figure 14 Select a Mode ..................................................................................................... 54

Figure 15 Wizard: Welcome ................................................................................................ 55

Figure 16 Auto Detection: No DSL Connection ................................................................... 55

Figure 17 Auto Detection: Failed ......................................................................................... 56

Figure 18 Auto-Detection: PPPoE ....................................................................................... 56

Figure 19 Internet Access Wizard Setup: ISP Parameters ................................................. 57

Figure 20 Internet Connection with PPPoE ......................................................................... 58

Figure 21 Internet Connection with RFC 1483 ................................................................... 58

Figure 22 Internet Connection with ENET ENCAP ............................................................. 59

Figure 23 Internet Connection with PPPoA ......................................................................... 60

Figure 24 Connection Test Failed-1 .................................................................................... 61

Figure 25 Connection Test Failed-2. ................................................................................... 61

Figure 26 Connection Test Successful ................................................................................ 62

Figure 27 Wireless LAN Setup Wizard 1 ............................................................................. 62

Figure 28 Wireless LAN Setup Wizard 2 ............................................................................. 63

Figure 29 Manually assign a WPA key ................................................................................ 65

Figure 30 Manually assign a WEP key ............................................................................... 65

Figure 31 Wireless LAN Setup 3 ......................................................................................... 66

Figure 32 Internet Access and WLAN Wizard Setup Complete .......................................... 67

Figure 33 Select a Mode ..................................................................................................... 69

Figure 34 Wizard: Welcome ................................................................................................ 70

Figure 35 Bandwidth Management Wizard: General Information ....................................... 70

Figure 36 Bandwidth Management Wizard: Configuration .................................................. 71

Figure 37 Bandwidth Management Wizard: Complete ........................................................ 72

Figure 38 Example of Traffic Shaping ................................................................................. 78

List of Figures 20

P-660HW-D Series User’s Guide

Figure 39 Internet Connection (PPPoE) .............................................................................. 80

Figure 40 Advanced Internet Connection Setup ................................................................. 82

Figure 41 More Connections ............................................................................................... 84

Figure 42 More Connections Edit ........................................................................................ 85

Figure 43 More Connections Advanced Setup ................................................................... 87

Figure 44 Traffic Redirect Example ..................................................................................... 88

Figure 45 Traffic Redirect LAN Setup ................................................................................. 89

Figure 46 WAN Backup Setup ............................................................................................ 89

Figure 47 LAN and WAN IP Addresses .............................................................................. 92

Figure 48 Any IP Example .................................................................................................. 97

Figure 49 LAN IP ................................................................................................................. 98

Figure 50 Advanced LAN Setup .......................................................................................... 99

Figure 51 DHCP Setup ....................................................................................................... 100

Figure 52 LAN Client List .................................................................................................... 101

Figure 53 Physical Network & Partitioned Logical Networks .............................................. 103

Figure 54 LAN IP Alias ........................................................................................................ 103

Figure 55 Example of a Wireless Network .......................................................................... 106

Figure 56 Wireless LAN: General ...................................................................................... 110

Figure 57 Wireless: No Security .......................................................................................... 111

Figure 58 Wireless: Static WEP Encryption ........................................................................ 112

Figure 59 Wireless: WPA-PSK/WPA2-PSK ......................................................................... 113

Figure 60 Wireless: WPA/WPA2 ......................................................................................... 115

Figure 61 Advanced ............................................................................................................ 117

Figure 62 OTIST ................................................................................................................. 119

Figure 63 Example Wireless Client OTIST Screen ............................................................. 120

Figure 64 Security Key ........................................................................................................ 120

Figure 65 OTIST in Progress (AP) ...................................................................................... 120

Figure 66 OTIST in Progress (Client) .................................................................................. 120

Figure 67 No AP with OTIST Found ................................................................................... 121

Figure 68 Start OTIST? ....................................................................................................... 121

Figure 69 MAC Address Filter ............................................................................................. 122

Figure 70 Wireless LAN: QoS ............................................................................................. 127

Figure 71 Application Priority Configuration ........................................................................ 128

Figure 72 How NAT Works .................................................................................................. 131

Figure 73 NAT Application With IP Alias ............................................................................. 132

Figure 74 NAT General ....................................................................................................... 134

Figure 75 Multiple Servers Behind NAT Example ............................................................... 136

Figure 76 NAT Port Forwarding .......................................................................................... 136

Figure 77 Port Forwarding Rule Setup .............................................................................. 137

Figure 78 Address Mapping Rules ...................................................................................... 139

Figure 79 Edit Address Mapping Rule .............................................................................. 140

Figure 80 Firewall Application ............................................................................................. 144

Figure 81 Three-Way Handshake ....................................................................................... 145

21 List of Figures

P-660HW-D Series User’s Guide

Figure 82 SYN Flood ........................................................................................................... 146

Figure 83 Smurf Attack ....................................................................................................... 147

Figure 84 Stateful Inspection ............................................................................................... 148

Figure 85 Firewall: General ................................................................................................. 157

Figure 86 Firewall Rules .................................................................................................... 159

Figure 87 Firewall: Edit Rule ............................................................................................... 161

Figure 88 Firewall: Customized Services ............................................................................ 163

Figure 89 Firewall: Configure Customized Services ........................................................... 164

Figure 90 Firewall Example: Rules ..................................................................................... 165

Figure 91 Edit Custom Port Example .................................................................................. 165

Figure 92 Firewall Example: Edit Rule: Destination Address ............................................. 166

Figure 93 Firewall Example: Edit Rule: Select Customized Services ................................. 167

Figure 94 Firewall Example: Rules: MyService .................................................................. 168

Figure 95 Firewall: Anti Probing .......................................................................................... 170

Figure 96 Firewall: Threshold .............................................................................................. 173

Figure 97 Content Filter: Keyword ...................................................................................... 176

Figure 98 Content Filter: Schedule ..................................................................................... 177

Figure 99 Content Filter: Trusted ........................................................................................ 178

Figure 100 Example of Static Routing Topology ................................................................. 180

Figure 101 Static Route ....................................................................................................... 181

Figure 102 Static Route Edit ............................................................................................... 182

Figure 103 Subnet-based Bandwidth Management Example ............................................. 185

Figure 104 Bandwidth Management: Summary .................................................................. 189

Figure 105 Bandwidth Management: Rule Setup ............................................................... 191

Figure 106 Bandwidth Management Rule Configuration .................................................... 192

Figure 107 Bandwidth Management: Monitor .................................................................... 195

Figure 108 Dynamic DNS ................................................................................................... 197

Figure 109 Remote Management: WWW ........................................................................... 201

Figure 110 Telnet Configuration on a TCP/IP Network ....................................................... 202

Figure 111 Remote Management: Telnet ............................................................................ 203

Figure 112 Remote Management: FTP ............................................................................... 204

Figure 113 SNMP Management Model ............................................................................... 205

Figure 114 Remote Management: SNMP ........................................................................... 206

Figure 115 Remote Management: DNS .............................................................................. 208

Figure 116 Remote Management: ICMP ............................................................................. 209

Figure 117 Configuring UPnP ............................................................................................. 211

Figure 118 Add/Remove Programs: Windows Setup: Communication ............................... 213

Figure 119 Add/Remove Programs: Windows Setup: Communication: Components ......... 213

Figure 120 Network Connections ........................................................................................ 214

Figure 121 Windows Optional Networking Components Wizard ........................................ 214

Figure 122 Networking Services ......................................................................................... 215

Figure 123 Network Connections ........................................................................................ 216

Figure 124 Internet Connection Properties ........................................................................ 216

List of Figures 22

P-660HW-D Series User’s Guide

Figure 125 Internet Connection Properties: Advanced Settings ......................................... 217

Figure 126 Internet Connection Properties: Advanced Settings: Add ................................. 217

Figure 127 System Tray Icon .............................................................................................. 217

Figure 128 Internet Connection Status ................................................................................ 218

Figure 129 Network Connections ........................................................................................ 219

Figure 130 Network Connections: My Network Places ....................................................... 220

Figure 131 Network Connections: My Network Places: Properties: Example ..................... 220

Figure 132 System General Setup ...................................................................................... 223

Figure 133 System Time Setting ......................................................................................... 224

Figure 134 View Log ........................................................................................................... 229

Figure 135 Log Settings ...................................................................................................... 230

Figure 136 E-mail Log Example .......................................................................................... 232

Figure 137 Firmware Upgrade ............................................................................................ 234

Figure 138 Firmware Upload In Progress ........................................................................... 235

Figure 139 Network Temporarily Disconnected .................................................................. 235

Figure 140 Error Message .................................................................................................. 236

Figure 141 Configuration ..................................................................................................... 236

Figure 142 Configuration Restore Successful ..................................................................... 237

Figure 143 Temporarily Disconnected ................................................................................. 237

Figure 144 Configuration Restore Error .............................................................................. 238

Figure 145 Restart Screen .................................................................................................. 238

Figure 146 Diagnostic: General .......................................................................................... 240

Figure 147 Diagnostic: DSL Line ........................................................................................ 241

Figure 148 Wall-mounting Example .................................................................................... 252

Figure 149 WIndows 95/98/Me: Network: Configuration ..................................................... 255

Figure 150 Windows 95/98/Me: TCP/IP Properties: IP Address ......................................... 256

Figure 151 Windows 95/98/Me: TCP/IP Properties: DNS Configuration ............................ 257

Figure 152 Windows XP: Start Menu .................................................................................. 258

Figure 153 Windows XP: Control Panel .............................................................................. 258

Figure 154 Windows XP: Control Panel: Network Connections: Properties ....................... 259

Figure 155 Windows XP: Local Area Connection Properties .............................................. 259

Figure 156 Windows XP: Internet Protocol (TCP/IP) Properties ......................................... 260

Figure 157 Windows XP: Advanced TCP/IP Properties ...................................................... 261

Figure 158 Windows XP: Internet Protocol (TCP/IP) Properties ......................................... 262

Figure 159 Macintosh OS 8/9: Apple Menu ........................................................................ 263

Figure 160 Macintosh OS 8/9: TCP/IP ................................................................................ 263

Figure 161 Macintosh OS X: Apple Menu ........................................................................... 264

Figure 162 Macintosh OS X: Network ................................................................................. 265

Figure 163 Red Hat 9.0: KDE: Network Configuration: Devices ........................................ 266

Figure 164 Red Hat 9.0: KDE: Ethernet Device: General ................................................. 266

Figure 165 Red Hat 9.0: KDE: Network Configuration: DNS ............................................. 267

Figure 166 Red Hat 9.0: KDE: Network Configuration: Activate ................................. 267

Figure 167 Red Hat 9.0: Dynamic IP Address Setting in ifconfig-eth0 .............................. 268

23 List of Figures

P-660HW-D Series User’s Guide

Figure 168 Red Hat 9.0: Static IP Address Setting in ifconfig-eth0 .................................. 268

Figure 169 Red Hat 9.0: DNS Settings in resolv.conf ...................................................... 268

Figure 170 Red Hat 9.0: Restart Ethernet Card ................................................................ 269

Figure 171 Red Hat 9.0: Checking TCP/IP Properties ...................................................... 269

Figure 172 Single-Computer per Router Hardware Configuration ...................................... 289

Figure 173 ZyXEL device as a PPPoE Client ..................................................................... 289

Figure 174 Connecting a POTS Splitter .............................................................................. 290

Figure 175 Connecting a Microfilter .................................................................................... 291

Figure 176 Connecting a Microfilter and Y-Connector ........................................................ 291

Figure 177 ZyXEL device with ISDN ................................................................................... 292

Figure 178 Displaying Log Categories Example ................................................................. 308

Figure 179 Displaying Log Parameters Example ................................................................ 308

Figure 180 Peer-to-Peer Communication in an Ad-hoc Network ........................................ 310

Figure 181 Basic Service Set .............................................................................................. 311

Figure 182 Infrastructure WLAN ......................................................................................... 312

Figure 183 RTS/CTS .......................................................................................................... 313

Figure 184 WPA(2) with RADIUS Application Example ...................................................... 321

Figure 185 WPA(2)-PSK Authentication ............................................................................. 322

Figure 186 Pop-up Blocker ................................................................................................. 324

Figure 187 Internet Options ............................................................................................... 325

Figure 188 Internet Options ................................................................................................ 326

Figure 189 Pop-up Blocker Settings ................................................................................... 327

Figure 190 Internet Options ................................................................................................ 328

Figure 191 Security Settings - Java Scripting ..................................................................... 329

Figure 192 Security Settings - Java .................................................................................... 330

Figure 193 Java (Sun) ......................................................................................................... 331

List of Figures 24

P-660HW-D Series User’s Guide

25 List of Figures

P-660HW-D Series User’s Guide

List of Tables

Table 1 ADSL Standards .................................................................................................... 32

Table 2 Front Panel LEDs .................................................................................................. 37

Table 3 Web Configurator Screens Summary .................................................................... 43

Table 4 Status Screen ........................................................................................................ 46

Table 5 Status: Any IP Table .............................................................................................. 48

Table 6 Status: WLAN Status ............................................................................................. 49

Table 7 Status: Packet Statistics ........................................................................................ 50

Table 8 Internet Access Wizard Setup: ISP Parameters .................................................... 57

Table 9 Internet Connection with PPPoE .......................................................................... 58

Table 10 Internet Connection with RFC 1483 .................................................................... 59

Table 11 Internet Connection with ENET ENCAP .............................................................. 59

Table 12 Internet Connection with PPPoA ......................................................................... 60

Table 13 Wireless LAN Setup Wizard 1 ............................................................................. 63

Table 14 Wireless LAN Setup Wizard 2 ............................................................................. 64

Table 15 Manually assign a WPA key ................................................................................ 65

Table 16 Manually assign a WEP key ................................................................................ 66

Table 17 Media Bandwidth Management Setup: Services ................................................. 68

Table 18 Bandwidth Management Wizard: General Information ........................................ 70

Table 19 Bandwidth Management Wizard: Configuration .................................................. 71

Table 20 Internet Connection ............................................................................................. 80

Table 21 Advanced Internet Connection Setup .................................................................. 82

Table 22 More Connections ............................................................................................... 84

Table 23 More Connections Edit ........................................................................................ 85

Table 24 More Connections Advanced Setup .................................................................... 87

Table 25 WAN Backup Setup ............................................................................................. 90

Table 26 LAN IP ................................................................................................................. 98

Table 27 Advanced LAN Setup .......................................................................................... 99

Table 28 DHCP Setup ........................................................................................................ 100

Table 29 LAN Client List ..................................................................................................... 102

Table 30 LAN IP Alias ........................................................................................................ 103

Table 31 Types of Encryption for Each Type of Authentication .......................................... 108

Table 32 Wireless LAN: General ........................................................................................ 110

Table 33 Wireless No Security ........................................................................................... 111

Table 34 Wireless: Static WEP Encryption ......................................................................... 112

Table 35 Wireless: WPA-PSK/WPA2-PSK ......................................................................... 114

Table 36 Wireless: WPA/WPA2 .......................................................................................... 115

Table 37 Wireless LAN: Advanced ..................................................................................... 117

Table 38 OTIST .................................................................................................................. 119

List of Tables 26

P-660HW-D Series User’s Guide

Table 39 MAC Address Filter ............................................................................................. 123

Table 40 WMM QoS Priorities ............................................................................................ 124

Table 41 Commonly Used Services ................................................................................... 124

Table 42 Wireless LAN: QoS .............................................................................................. 127

Table 43 Application Priority Configuration ........................................................................ 128

Table 44 NAT Definitions .................................................................................................... 130

Table 45 NAT Mapping Types ............................................................................................ 133

Table 46 NAT General ........................................................................................................ 134

Table 47 Services and Port Numbers ................................................................................. 135

Table 48 NAT Port Forwarding ........................................................................................... 137

Table 49 Port Forwarding Rule Setup ................................................................................ 138

Table 50 Address Mapping Rules ...................................................................................... 139

Table 51 Edit Address Mapping Rule ................................................................................. 140

Table 52 Common IP Ports ................................................................................................ 145

Table 53 ICMP Commands That Trigger Alerts .................................................................. 147

Table 54 Legal NetBIOS Commands ................................................................................. 147

Table 55 Legal SMTP Commands .................................................................................... 147

Table 56 Firewall: General ................................................................................................. 158

Table 57 Firewall Rules ...................................................................................................... 159

Table 58 Firewall: Edit Rule ................................................................................................ 162

Table 59 Customized Services ........................................................................................... 163

Table 60 Firewall: Configure Customized Services ............................................................ 164

Table 61 Predefined Services ........................................................................................... 168

Table 62 Firewall: Anti Probing ........................................................................................... 171

Table 63 Firewall: Threshold .............................................................................................. 173

Table 64 Content Filter: Keyword ....................................................................................... 177

Table 65 Content Filter: Schedule ...................................................................................... 178

Table 66 Content Filter: Trusted ......................................................................................... 178

Table 67 Static Route .........................................................................................................181

Table 68 Static Route Edit .................................................................................................. 182

Table 69 Application and Subnet-based Bandwidth Management Example ...................... 185

Table 70 Maximize Bandwidth Usage Example ................................................................. 187

Table 71 Priority-based Allotment of Unused and Unbudgeted Bandwidth Example ......... 187

Table 72 Fairness-based Allotment of Unused and Unbudgeted Bandwidth Example ...... 188

Table 73 Bandwidth Management Priorities ....................................................................... 188

Table 74 Over Allotment of Bandwidth Example ................................................................ 189

Table 75 Media Bandwidth Management: Summary .......................................................... 190

Table 76 Bandwidth Management: Rule Setup .................................................................. 191

Table 77 Bandwidth Management Rule Configuration ....................................................... 192

Table 78 Services and Port Numbers ................................................................................. 194

Table 79 Dynamic DNS ...................................................................................................... 197

Table 80 Remote Management: WWW .............................................................................. 202

Table 81 Remote Management: Telnet .............................................................................. 203

27 List of Tables

P-660HW-D Series User’s Guide

Table 82 Remote Management: FTP ................................................................................. 204

Table 83 SNMP Traps ........................................................................................................ 206

Table 84 Remote Management: SNMP .............................................................................. 207

Table 85 Remote Management: DNS ................................................................................ 208

Table 86 Remote Management: ICMP ............................................................................... 209

Table 87 Configuring UPnP ................................................................................................ 212

Table 88 System General Setup ........................................................................................ 223

Table 89 System Time Setting ............................................................................................ 225

Table 90 View Log .............................................................................................................. 229

Table 91 Log Settings .........................................................................................................230

Table 92 Firmware Upgrade ............................................................................................... 234

Table 93 Maintenance Restore Configuration .................................................................... 237

Table 94 Diagnostic: General ............................................................................................. 240

Table 95 Diagnostic: DSL Line ........................................................................................... 241

Table 96 Troubleshooting Starting Up Your ZyXEL device ................................................. 242

Table 97 Troubleshooting the LAN ..................................................................................... 242

Table 98 Troubleshooting the WAN .................................................................................... 243

Table 99 Troubleshooting Accessing the ZyXEL device .................................................... 244

Table 100 Device ................................................................................................................ 246

Table 101 Firmware ............................................................................................................247

Table 102 Classes of IP Addresses ................................................................................... 270

Table 103 Allowed IP Address Range By Class ................................................................. 271

Table 104 “Natural” Masks ................................................................................................ 271

Table 105 Alternative Subnet Mask Notation ..................................................................... 272

Table 106 Two Subnets Example ....................................................................................... 272

Table 107 Subnet 1 ............................................................................................................273

Table 108 Subnet 2 ............................................................................................................273

Table 109 Subnet 1 ............................................................................................................274

Table 110 Subnet 2 ............................................................................................................274

Table 111 Subnet 3 ............................................................................................................. 274

Table 112 Subnet 4 ............................................................................................................275

Table 113 Eight Subnets .................................................................................................... 275

Table 114 Class C Subnet Planning ................................................................................... 275

Table 115 Class B Subnet Planning ................................................................................... 276

Table 116 Firewall Commands ........................................................................................... 280

Table 117 NetBIOS Filter Default Settings ......................................................................... 287

Table 118 System Maintenance Logs ................................................................................ 294

Table 119 System Error Logs ............................................................................................. 295

Table 120 Access Control Logs .......................................................................................... 295

Table 121 TCP Reset Logs ................................................................................................ 296

Table 122 Packet Filter Logs .............................................................................................. 296

Table 123 ICMP Logs ......................................................................................................... 297

Table 124 CDR Logs .......................................................................................................... 297

List of Tables 28

P-660HW-D Series User’s Guide

Table 125 PPP Logs ........................................................................................................... 297

Table 126 UPnP Logs ........................................................................................................ 298

Table 127 Content Filtering Logs ....................................................................................... 298

Table 128 Attack Logs ........................................................................................................ 299

Table 129 IPSec Logs ........................................................................................................ 300

Table 130 IKE Logs ............................................................................................................300

Table 131 PKI Logs ............................................................................................................303

Table 132 Certificate Path Verification Failure Reason Codes ........................................... 304

Table 133 802.1X Logs ...................................................................................................... 305

Table 134 ACL Setting Notes ............................................................................................. 306

Table 135 ICMP Notes ....................................................................................................... 306

Table 136 Syslog Logs ....................................................................................................... 307

Table 137 RFC-2408 ISAKMP Payload Types ................................................................... 307

Table 138 IEEE 802.11g ..................................................................................................... 314

Table 139 Wireless Security Levels ................................................................................... 315

Table 140 Comparison of EAP Authentication Types ......................................................... 318

Table 141 Wireless Security Relational Matrix ................................................................... 322

29 List of Tables