ZyXEL Communications 802.11g ADSL 2+ 4-Port Security Gateway HW-D Series Manuals

Manuals and User Guides for ZyXEL Communications 802.11g ADSL 2+ 4-Port Security Gateway HW-D Series. We have 1 ZyXEL Communications 802.11g ADSL 2+ 4-Port Security Gateway HW-D Series manual available for free PDF download: User Manual

ZyXEL Communications 802.11g ADSL 2+ 4-Port Security Gateway HW-D Series User Manual (496 pages)

802.11g ADSL 2+ 4-Port Security Gateway

Brand: ZyXEL Communications | Category: Gateway | Size: 14 MB

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
33
Preface
39
- Related Documentation
  39
- Syntax Conventions
  39
- Graphics Icons Key
  40
- User Guide Feedback
  40
Chapter 1 Getting to Know Your Zyxel Device

41
- Introducing the Zyxel Device
  41
  - Features of the Zyxel Device
    41
  - High Speed Internet Access
    42
  - Table 1 ADSL Standards
    42
  - Media Bandwidth Management
    43
  - Ipsec Vpn Capability
    43
    
    Dynamic Dns Support
    44
    
    Packet Filters
    44
    
    P-662HW Wireless Features
    45
    
    WEP Encryption
    45
  - Applications for the Zyxel Device
    45
    
    Internet Access
    46
    
    LAN to LAN Application
    46
  - Firewall for Secure Broadband Internet Access
    46
  - Figure 1 Zyxel Device Internet Access Application
    46
  - Figure 2 Zyxel Device LAN-To-LAN Application Example
    46
  - Front Panel Leds
    47
  - Figure 3 Firewall Application
    47
  - Figure 4 P-662H Front Panel
    47
  - Figure 5 P-662HW Front Panel
    47
  - Table 2 Front Panel Leds
    47
Chapter 2 Introducing the Web Configurator

49
- Web Configurator Overview
  49
- Accessing the Web Configurator
  49
- Figure 6 Password Screen
  50
- Figure 7 Change Password at Login
  50
- Resetting the Zyxel Device
  51
- Navigating the Web Configurator
  52
  - Navigation Panel
    52
  - Figure 10 Web Configurator: Main Screen
    52
  - Table 3 Web Configurator Screens Summary
    53
  - Status Screen
    55
  - Figure 11 Status Screen
    56
  - Table 4 Status Screen
    56
  - Status: any IP Table
    58
  - Status: WLAN Status
    58
  - Figure 12 Status: any IP Table
    58
  - Table 5 Status: any IP Table
    58
  - Status: Bandwidth Status
    59
  - Status: VPN Status
    59
  - Figure 13 Status: WLAN Status
    59
  - Figure 14 Status: Bandwidth Status
    59
  - Table 6 Status: WLAN Status
    59
  - Status: Packet Statistics
    60
  - Figure 15 Status: VPN Status
    60
  - Table 7 Status: VPN Status
    60
  - Figure 16 Status: Packet Statistics
    61
  - Table 8 Status: Packet Statistics
    61
  - Changing Login Password
    62
  - Figure 17 System General
    62
  - Table 9 System General: Password
    63
Chapter 3 Wizard Setup for Internet Access

65
Chapter 4 Bandwidth Management Wizard

79
Chapter 5 WAN Setup

85
- WAN Overview
  85
  - Encapsulation
    85
    
    Enet Encap
    85
    
    PPP over Ethernet
    85
    
    Pppoa
    86
    
    Rfc 1483
    86
  - Multiplexing
    86
    
    LLC-Based Multiplexing
    86
    
    VC-Based Multiplexing
    86
  - VPI and VCI
    86
  - IP Address Assignment
    87
    
    IP Assignment with ENET ENCAP Encapsulation
    87
    
    IP Assignment with Pppoa or Pppoe Encapsulation
    87
    
    IP Assignment with RFC 1483 Encapsulation
    87
  - Nailed-Up Connection (PPP)
    87
  - Nat
    87
- Metric
  88
- Traffic Shaping
  88
  - ATM Traffic Classes
    89
    
    Constant Bit Rate (CBR)
    89
    
    Figure 42 Example of Traffic Shaping
    89
    
    Variable Bit Rate (VBR)
    89
    
    Unspecified Bit Rate (UBR)
    90
- Zero Configuration Internet Access
  90
- Internet Connection
  90
- Configuring more Connections
  94
- Traffic Redirect
  99
- Figure 48 Traffic Redirect Example
  99
- Configuring WAN Backup
  100
- Figure 49 Traffic Redirect LAN Setup
  100
- Figure 50 WAN Backup Setup
  101
- Table 27 WAN Backup Setup
  101
- WAN Backup Advanced Screen
  102
- Figure 51 WAN Backup Advanced Setup
  103
- Table 28 WAN Backup Advanced Setup
  103
- Dial Backup Modem Setup
  105
- Figure 52 WAN Dial Backup Modem Setup
  106
- Table 29 WAN Dial Backup Modem Setup
  106
Chapter 6 LAN Setup

109
- LAN Overview
  109
  - Lans, Wans and the Zyxel Device
    109
  - Figure 53 LAN and WAN IP Addresses
    109
  - DHCP Setup
    110
    
    IP Pool Setup
    110
  - DNS Server Address
    110
  - DNS Server Address Assignment
    111
- Lan Tcp/Ip
  111
  - IP Address and Subnet Mask
    111
    
    Private IP Addresses
    112
  - RIP Setup
    112
  - Multicast
    113
  - Any IP
    113
    
    Figure 54 any IP Example
    114
    
    How any IP Works
    114
- Configuring LAN IP
  115
  - Configuring Advanced LAN Setup
    115
  - Figure 55 LAN IP
    115
  - Table 30 LAN IP
    115
  - Figure 56 Advanced LAN Setup
    116
  - Table 31 Advanced LAN Setup
    116
- DHCP Setup
  117
- Figure 57 DHCP Setup
  117
- Table 32 DHCP Setup
  117
- LAN Client List
  118
- Figure 58 LAN Client List
  118
- LAN IP Alias
  119
- Table 33 LAN Client List
  119
- Figure 59 Physical Network & Partitioned Logical Networks
  120
- Figure 60 LAN IP Alias
  120
- Table 34 LAN IP Alias
  120
Chapter 7 Wireless LAN

123
- Wireless Network Overview
  123
- Figure 61 Example of a Wireless Network
  123
- Wireless Security Overview
  124
  - Ssid
    124
  - MAC Address Filter
    124
  - User Authentication
    124
  - Encryption
    125
  - Table 35 Types of Encryption for each Type of Authentication
    125
  - One-Touch Intelligent Security Technology (OTIST)
    126
- Wireless Performance Overview
  126
  - Quality of Service (Qos)
    126
- Additional Wireless Terms
  127
- General Wireless LAN Screen
  127
  - Table 36 Additional Wireless Terms
    127
  - Figure 62 Wireless LAN: General
    128
  - Table 37 Wireless LAN: General
    128
  - Figure 63 Wireless: no Security
    129
  - No Security
    129
  - Table 38 Wireless no Security
    129
  - WEP Encryption Screen
    129
  - Figure 64 Wireless: Static WEP Encryption
    130
  - Table 39 Wireless: Static WEP Encryption
    130
  - Wpa(2)-Psk
    130
  - Figure 65 Wireless: WPA(2)-PSK
    131
  - Table 40 Wireless: WPA(2)-PSK
    131
  - Figure 66 Wireless: WPA(2)
    132
  - WPA(2) Authentication Screen
    132
  - Table 41 Wireless: WPA(2)
    133
  - Figure 67 Advanced
    134
  - Table 42 Wireless LAN: Advanced
    134
  - Wireless LAN Advanced Setup
    134
- Otist
  135
  - Enabling OTIST
    135
    
    Figure 68 OTIST
    136
    
    Table 43 OTIST
    136
    
    Figure 69 Example Wireless Client OTIST Screen
    137
    
    Wireless Client
    137
  - Starting OTIST
    138
  - Notes on OTIST
    138
  - Figure 70 Security Key
    138
  - OTIST in Progress (AP) Figure 72 OTIST in Progress (Client)
    138
  - Figure 73 no AP with OTIST Found
    138
- MAC Filter
  139
- Figure 74 Start OTIST
  139
- Figure 75 MAC Address Filter
  140
- Table 44 MAC Address Filter
  140
- WMM Qos
  141
  - WMM Qos Example
    141
  - WMM Qos Priorities
    141
  - Table 45 WMM Qos Priorities
    141
  - Services
    142
  - Table 46 Commonly Used Services
    143
- Qos Screen
  144
- Multiple SSID (P-662HW-D Models Only)
  147
  - Multiple SSID Commands
    148
  - Figure 78 Multiple SSID Network Example
    148
  - Table 49 Multiple SSID Commands
    149
  - Multiple SSID Example
    150
  - Table 50 Multiple SSID Example Configuration
    150
Chapter 8 DMZ

151
- Introduction
  151
- Configuring DMZ
  151
- Figure 79 DMZ
  152
- Table 51 DMZ
  152
- DMZ Public IP Address Example
  153
- DMZ Private and Public IP Address Example
  154
- Figure 80 DMZ Public Address Example
  154
- Figure 81 DMZ Private and Public Address Example
  155
Chapter 9 Network Address Translation (NAT) Screens

157
- NAT Overview
  157
  - NAT Definitions
    157
  - Table 52 NAT Definitions
    157
  - What NAT Does
    158
  - How NAT Works
    158
  - Figure 82 How NAT Works
    158
  - NAT Application
    159
  - NAT Mapping Types
    159
  - Figure 83 NAT Application with IP Alias
    159
- SUA (Single User Account) Versus NAT
  160
- NAT General Setup
  160
- Table 53 NAT Mapping Types
  160
- Port Forwarding
  161
- Configuring Port Forwarding
  163
- Address Mapping
  165
  - Table 57 Port Forwarding Rule Setup
    165
  - Figure 88 Address Mapping Rules
    166
  - Table 58 Address Mapping Rules
    166
  - Address Mapping Rule Edit
    167
  - Figure 89 Edit Address Mapping Rule
    167
  - Table 59 Edit Address Mapping Rule
    167
Chapter 10 Firewalls

169
- Firewall Overview
  169
- Types of Firewalls
  169
  - Packet Filtering Firewalls
    169
  - Application-Level Firewalls
    170
  - Stateful Inspection Firewalls
    170
- Introduction to Zyxel's Firewall
  170
  - Denial of Service Attacks
    171
- Denial of Service
  171
  - Basics
    171
  - Figure 90 Firewall Application
    171
  - Types of Dos Attacks
    172
    
    Figure 91 Three-Way Handshake
    172
    
    Table 60 Common IP Ports
    172
    
    Figure 92 SYN Flood
    173
    
    Figure 93 Smurf Attack
    174
    
    ICMP Vulnerability
    174
    
    Illegal Commands (Netbios and SMTP)
    174
    
    Table 61 ICMP Commands that Trigger Alerts
    174
    
    Table 62 Legal Netbios Commands
    174
    
    Table 63 Legal SMTP Commands
    174
    
    Traceroute
    175
- Stateful Inspection
  175
  - Figure 94 Stateful Inspection
    175
  - Stateful Inspection and the Zyxel Device
    176
  - Stateful Inspection Process
    176
  - TCP Security
    177
  - UDP/ICMP Security
    177
  - Upper Layer Protocols
    178
- Guidelines for Enhancing Security with Your Firewall
  178
  - Security in General
    179
- Packet Filtering Vs Firewall
  179
  - Packet Filtering
    180
    
    When to Use Filtering
    180
  - Firewall
    180
    
    When to Use the Firewall
    180
Chapter 11 Firewall Configuration

181
- Firewall Configuration
  181
  - Access Methods
    181
  - Firewall Policies Overview
    181
  - Rule Logic Overview
    182
    
    Rule Checklist
    182
    
    Security Ramifications
    182
    
    Action
    183
    
    Destination Address
    183
    
    Key Fields for Configuring Rules
    183
    
    Service
    183
    
    Source Address
    183
  - Connection Direction
    183
    
    Alerts
    184
    
    LAN to WAN Rules
    184
  - General Firewall Policy
    184
  - Figure 95 Firewall: General
    184
  - Firewall Rules Summary
    185
    
    Table 64 Firewall: General
    185
    
    Figure 96 Firewall Rules
    186
    
    Table 65 Firewall Rules
    186
    
    Configuring Firewall Rules
    187
    
    Figure 97 Firewall: Edit Rule
    188
    
    Table 66 Firewall: Edit Rule
    189
    
    Customized Services
    190
    
    Figure 98 Firewall: Customized Services
    190
    
    Table 67 Customized Services
    190
    
    Configuring a Customized Service
    191
  - Example Firewall Rule
    191
  - Figure 99 Firewall: Configure Customized Services
    191
  - Table 68 Firewall: Configure Customized Services
    191
  - Figure 100 Firewall Example: Rules
    192
  - Figure 101 Edit Custom Port Example
    192
  - Figure 102 Firewall Example: Edit Rule: Destination Address
    193
  - Figure 103 Firewall Example: Edit Rule: Select Customized Services
    194
  - Predefined Services
    195
  - Figure 104 Firewall Example: Rules: Myservice
    195
  - Table 69 Predefined Services
    195
  - Anti-Probing
    197
  - Figure 105 Firewall: Anti Probing
    197
  - Dos Thresholds
    198
    
    Table 70 Firewall: Anti Probing
    198
    
    Threshold Values
    198
    
    Half-Open Sessions
    199
    
    TCP Maximum Incomplete and Blocking Time
    199
    
    Configuring Firewall Thresholds
    200
    
    Figure 106 Firewall: Threshold
    200
    
    Table 71 Firewall: Threshold
    200
Chapter 12 Anti-Virus Packet Scan

203
Chapter 13 Content Filtering

211
- Content Filtering Overview
  211
- Configuring Keyword Blocking
  211
- Figure 112 Content Filter: Keyword
  211
- Configuring the Schedule
  212
- Figure 113 Content Filter: Schedule
  212
- Table 75 Content Filter: Keyword
  212
- Configuring Trusted Computers
  213
- Figure 114 Content Filter: Trusted
  213
- Table 76 Content Filter: Schedule
  213
- Table 77 Content Filter: Trusted
  213
Chapter 14 Content Access Control

215
Chapter 15 Introduction to Ipsec

233
- VPN Overview
  233
  - Ipsec
    233
  - Security Association
    233
  - Other Terminology
    233
    
    Encryption
    233
    
    Data Confidentiality
    234
    
    Data Integrity
    234
    
    Data Origin Authentication
    234
  - VPN Applications
    234
  - Figure 125 Encryption and Decryption
    234
- Ipsec Architecture
  235
  - Ipsec Algorithms
    235
  - Key Management
    235
- Encapsulation
  235
  - Figure 126 Ipsec Architecture
    235
  - Transport Mode
    236
  - Tunnel Mode
    236
- Ipsec and NAT
  236
- Figure 127 Transport and Tunnel Mode Ipsec Encapsulation
  236
- Table 86 VPN and NAT
  237
Chapter 16 VPN Screens

239
- Vpn/Ipsec Overview
  239
- Ipsec Algorithms
  239
  - AH (Authentication Header) Protocol
    239
  - ESP (Encapsulating Security Payload) Protocol
    239
- My IP Address
  240
- Table 87 AH and ESP
  240
- Secure Gateway Address
  241
  - Dynamic Secure Gateway Address
    241
- VPN Setup Screen
  241
- Figure 128 Ipsec Summary Fields
  241
- Figure 129 VPN Setup
  242
- Table 88 VPN Setup
  242
- Keep Alive
  243
- VPN, NAT, and NAT Traversal
  244
- Figure 130 NAT Router between Ipsec Routers
  244
- Table 89 VPN and NAT
  244
- Remote DNS Server
  245
- ID Type and Content
  245
- Pre-Shared Key
  247
- Editing VPN Policies
  247
- Table 92 Matching ID Type and Content Configuration Example
  247
- Table 93 Mismatching ID Type and Content Configuration Example
  247
- Figure 132 Edit VPN Policies
  248
- Table 94 Edit VPN Policies
  248
- IKE Phases
  252
  - Figure 133 Two Phases to Set up the Ipsec SA
    252
  - Negotiation Mode
    253
  - Diffie-Hellman (DH) Key Groups
    254
  - Perfect Forward Secrecy (PFS)
    254
- Configuring Advanced IKE Settings
  254
- Figure 134 Advanced VPN Policies
  255
- Table 95 Advanced VPN Policies
  255
- Manual Key Setup
  257
  - Security Parameter Index (SPI)
    257
- Configuring Manual Key
  257
- Figure 135 VPN: Manual Key
  258
- Table 96 VPN: Manual Key
  258
- Viewing SA Monitor
  260
- Configuring Global Setting
  261
- Figure 136 VPN: SA Monitor
  261
- Figure 137 VPN: Global Setting
  261
- Table 97 VPN: SA Monitor
  261
- Telecommuter Vpn/Ipsec Examples
  262
- VPN and Remote Management
  264
- Table 100 Telecommuters Using Unique VPN Rules Example
  264
Chapter 17 Certificates

265
- Certificates Overview
  265
  - Advantages of Certificates
    266
- Self-Signed Certificates
  266
- Configuration Summary
  266
- Figure 140 Certificate Configuration Overview
  266
- My Certificates
  267
- Figure 141 My Certificates
  267
- Table 101 My Certificates
  267
- My Certificate Import
  269
  - Certificate File Formats
    269
  - Figure 142 My Certificate Import
    269
- My Certificate Create
  270
- Figure 143 My Certificate Create
  270
- Table 102 My Certificate Import
  270
- Table 103 My Certificate Create
  271
- My Certificate Details
  272
- Figure 144 My Certificate Details
  273
- Table 104 My Certificate Details
  274
- Trusted cas
  275
- Figure 145 Trusted cas
  276
- Table 105 Trusted cas
  276
- Trusted CA Import
  277
- Figure 146 Trusted CA Import
  277
- Table 106 Trusted CA Import
  277
- Trusted CA Details
  278
- Figure 147 Trusted CA Details
  278
- Table 107 Trusted CA Details
  279
- Trusted Remote Hosts
  280
- Figure 148 Trusted Remote Hosts
  281
- Table 108 Trusted Remote Hosts
  281
- Verifying a Trusted Remote Host's Certificate
  282
- Trusted Remote Hosts Import
  283
- Trusted Remote Host Certificate Details
  283
- Figure 151 Trusted Remote Host Import
  283
- Table 109 Trusted Remote Host Import
  283
- Figure 152 Trusted Remote Host Details
  284
- Table 110 Trusted Remote Host Details
  285
- Directory Servers
  286
- Directory Server Add or Edit
  287
- Figure 153 Directory Servers
  287
- Table 111 Directory Servers
  287
- Figure 154 Directory Server Add
  288
- Table 112 Directory Server Add
  288
Chapter 18 Static Route

289
- Static Route
  289
- Configuring Static Route
  289
  - Figure 155 Example of Static Routing Topology
    289
  - Figure 156 Static Route
    290
  - Static Route Edit
    290
  - Table 113 Static Route
    290
  - Figure 157 Static Route Edit
    291
  - Table 114 Static Route Edit
    291
Chapter 19 Bandwidth Management

293
Chapter 20 Dynamic DNS Setup

305
- Dynamic DNS Overview
  305
  - DYNDNS Wildcard
    305
- Configuring Dynamic DNS
  305
- Figure 163 Dynamic DNS
  306
- Table 124 Dynamic DNS
  306
Chapter 21 Remote Management Configuration

309
- Remote Management Overview
  309
  - Remote Management Limitations
    309
  - Remote Management and NAT
    310
  - System Timeout
    310
- Www
  310
- Figure 164 Remote Management: WWW
  310
- Telnet
  311
- Configuring Telnet
  311
- Figure 165 Telnet Configuration on a TCP/IP Network
  311
- Table 125 Remote Management: WWW
  311
- Configuring FTP
  312
- Figure 166 Remote Management: Telnet
  312
- Table 126 Remote Management: Telnet
  312
- Snmp
  313
  - Figure 167 Remote Management: FTP
    313
  - Table 127 Remote Management: FTP
    313
  - Figure 168 SNMP Management Model
    314
  - Supported Mibs
    314
  - Configuring SNMP
    315
  - SNMP Traps
    315
  - Table 128 SNMP Traps
    315
  - Figure 169 Remote Management: SNMP
    316
  - Table 129 Remote Management: SNMP
    316
- Configuring DNS
  317
- Configuring ICMP
  317
- Figure 170 Remote Management: DNS
  317
- Table 130 Remote Management: DNS
  317
- Figure 171 Remote Management: ICMP
  318
- Table 131 Remote Management: ICMP
  318
- 319
  319
- Figure 172 Enabling TR-069
  319
- Table 132 TR-069 Commands
  319
Chapter 22 Universal Plug-And-Play (Upnp)

321
Chapter 23 System

333
- General Setup
  333
  - General Setup and System Name
    333
  - Figure 188 System General Setup
    334
  - Table 134 System General Setup
    334
- Time Setting
  335
- Figure 189 System Time Setting
  335
- Table 135 System Time Setting
  336
Chapter 24 Logs

339
- Logs Overview
  339
  - Alerts and Logs
    339
- Viewing the Logs
  339
- Configuring Log Settings
  340
- Figure 190 View Log
  340
- Table 136 View Log
  340
- Figure 191 Log Settings
  341
- Table 137 Log Settings
  341
- SMTP Error Messages
  343
  - Example E-Mail Log
    343
  - Figure 192 E-Mail Log Example
    343
  - Table 138 SMTP Error Messages
    343
Chapter 25 Tools

345
- Firmware Upgrade
  345
- Figure 193 Firmware Upgrade
  345
- Table 139 Firmware Upgrade
  345
- Figure 194 Firmware Upload in Progress
  346
- Figure 195 Network Temporarily Disconnected
  346
- Configuration Screen
  347
  - Backup Configuration
    347
  - Figure 196 Error Message
    347
  - Figure 197 Configuration
    347
  - Restore Configuration
    348
  - Figure 198 Configuration Restore Successful
    348
  - Figure 199 Temporarily Disconnected
    348
  - Table 140 Maintenance Restore Configuration
    348
  - Back to Factory Defaults
    349
- Restart
  349
- Figure 200 Configuration Restore Error
  349
- Figure 201 Restart Screen
  349
Chapter 26 Diagnostic

351
- General Diagnostic
  351
- Figure 202 Diagnostic: General
  351
- Table 141 Diagnostic: General
  351
- DSL Line Diagnostic
  352
- Figure 203 Diagnostic: DSL Line
  352
- Table 142 Diagnostic: DSL Line
  352
Chapter 27 Troubleshooting

353
- Problems Starting up the Zyxel Device
  353
- Problems with the LAN
  353
- Table 143 Troubleshooting Starting up Your Zyxel Device
  353
- Table 144 Troubleshooting the LAN
  353
- Problems with the WAN
  354
- Table 145 Troubleshooting the WAN
  354
- Problems Accessing the Zyxel Device
  355
  - Pop-Up Windows, Javascripts and Java Permissions
    355
    
    Internet Explorer Pop-Up Blockers
    355
    
    Table 146 Troubleshooting Accessing the Zyxel Device
    355
    
    Figure 204 Pop-Up Blocker
    356
    
    Figure 205 Internet Options
    356
    
    Figure 206 Internet Options
    357
    
    Figure 207 Pop-Up Blocker Settings
    358
    
    Javascripts
    358
    
    Figure 208 Internet Options
    359
    
    Figure 209 Security Settings - Java Scripting
    360
    
    Java Permissions
    360
    
    Figure 210 Security Settings - Java
    361
    
    Figure 211 Java (Sun)
    361
  - Activex Controls in Internet Explorer
    362
  - Figure 212 Internet Options Security
    362
  - Figure 213 Security Setting Activex Controls
    363
Appendix A Product Specifications

365
- Product Specifications
  365
- Specification Tables
  365
- Table 147 Device
  365
- Table 148 Firmware
  366
Appendix B about ADSL

369
- Introduction to DSL
  369
- ADSL Overview
  369
- Advantages of ADSL
  369
Appendix C

371
- Figure 214 Wall-Mounting Example
  371
- Wall-Mounting Instructions
  371
Appendix D Setting up Your Computer's IP Address

373
Appendix E IP Addresses and Subnetting

389
- Introduction to IP Addresses
  389
- IP Address Classes and Hosts
  389
- Table 149 Classes of IP Addresses
  390
- Table 150 Allowed IP Address Range by Class
  390
- Subnet Masks
  391
- Subnetting
  391
- Table 151 "Natural" Masks
  391
- Table 152 Alternative Subnet Mask Notation
  391
- Example: Two Subnets
  392
- Table 153 Two Subnets Example
  392
- Example: Four Subnets
  393
- Table 154 Subnet 1
  393
- Table 155 Subnet 2
  393
- Table 156 Subnet 1
  393
- Example Eight Subnets
  394
- Table 157 Subnet 2
  394
- Table 158 Subnet 3
  394
- Table 159 Subnet 4
  394
- Subnetting with Class a and Class B Networks
  395
- Table 160 Eight Subnets
  395
- Table 161 Class C Subnet Planning
  395
- Table 162 Class B Subnet Planning
  396
- Wireless LAN Topologies
  397
- Ad-Hoc Wireless LAN Configuration
  397
- Figure 238 Peer-To-Peer Communication in an Ad-Hoc Network
  397
- IP Addresses and Subnetting
  389
Appendix F Wireless Lans

397
- Figure 239 Basic Service Set
  398
- Channel
  399
- Figure 240 Infrastructure WLAN
  399
- Rts/Cts
  399
- Figure 241 RTS/CTS
  400
- Fragmentation Threshold
  400
- IEEE 802.11G Wireless LAN
  401
- Preamble Type
  401
- Table 163 IEEE 802.11G
  401
- IEEE 802.1X
  402
- Radius
  402
  - Types of RADIUS Messages
    402
  - EAP-MD5 (Message-Digest Algorithm 5)
    403
- Types of Authentication
  403
  - Dynamic Wep Key Exchange
    404
  - EAP-TLS (Transport Layer Security)
    404
  - EAP-TTLS (Tunneled Transport Layer Service)
    404
  - PEAP (Protected EAP)
    404
- Table 164 Comparison of EAP Authentication Types
  405
- Wpa(2)
  405
- Security Parameters Summary
  407
- Table 165 Wireless Security Relational Matrix
  407
Appendix G Importing Certificates

409
- Importing Certificates
  409
Appendix H Command Interpreter

419
- Command Syntax
  419
- Access Via Telnet
  419
- Command Usage
  419
Appendix I

421
- Certificates Commands
  421
- Table 166 Certificates Commands
  421
Appendix J Boot Commands

425
- Figure 261 Option to Enter Debug Mode
  425
- Figure 262 Boot Module Commands
  426
Appendix K Firewall Commands

427
- Table 167 Firewall Commands
  427
Appendix L Netbios Filter Commands

433
- Introduction
  433
- Display Netbios Filter Settings
  433
- Netbios Filter Configuration
  434
- Table 168 Netbios Filter Default Settings
  434
Appendix M Internal SPTGEN

437
Appendix N Splitters and Microfilters

463
- Connecting a POTS Splitter
  463
- Telephone Microfilters
  463
- Figure 268 Connecting a POTS Splitter
  463
- Zyxel Device with ISDN
  464
- Figure 269 Connecting a Microfilter
  464
- Figure 270 Zyxel Device with ISDN
  464
Appendix O Log Descriptions

465
- Table 180 System Maintenance Logs
  465
- Table 181 System Error Logs
  466
- Table 182 Access Control Logs
  466
- Table 183 TCP Reset Logs
  467
- Table 184 Packet Filter Logs
  467
- Table 185 ICMP Logs
  468
- Table 186 CDR Logs
  468
- Table 187 PPP Logs
  468
- Table 188 Upnp Logs
  469
- Table 189 Content Filtering Logs
  469
- Table 190 Attack Logs
  470
- Table 191 Ipsec Logs
  471
- Table 192 IKE Logs
  471
- Table 193 PKI Logs
  474
- Table 194 Certificate Path Verification Failure Reason Codes
  475
- Table 195 802.1X Logs
  476
- Table 196 ACL Setting Notes
  477
- Table 197 ICMP Notes
  477
- Table 198 Syslog Logs
  478
- Table 199 RFC-2408 ISAKMP Payload Types
  478
- Configuring What You Want the Zyxel Device to Log
  479
- Figure 271 Displaying Log Categories Example
  479
- Figure 272 Displaying Log Parameters Example
  479
- Log Commands
  479
- Displaying Logs
  480
- Log Command Example
  480
Appendix P Triangle Route

481
- The Ideal Setup
  481
- The "Triangle Route" Problem
  481
- Figure 273 Ideal Setup
  481
- The "Triangle Route" Solutions
  482
- IP Aliasing
  482
- Figure 274 "Triangle Route" Problem
  482
- Gateways on the WAN Side
  483
- Figure 275 IP Alias
  483
- Figure 276 Gateways on the WAN Side
  483
- Index
  485

ZyXEL Communications Categories

Gateway

Network Router

Switch Wireless Router Adapter

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Table of Contents

Chapter 1 Getting to Know Your Zyxel Device

Chapter 2 Introducing the Web Configurator

Chapter 3 Wizard Setup for Internet Access

Chapter 4 Bandwidth Management Wizard

Chapter 5 WAN Setup

Chapter 6 LAN Setup

Chapter 7 Wireless LAN

Chapter 8 DMZ

Chapter 9 Network Address Translation (NAT) Screens

Chapter 10 Firewalls

Chapter 11 Firewall Configuration

Chapter 12 Anti-Virus Packet Scan

Chapter 13 Content Filtering

Chapter 14 Content Access Control

Chapter 15 Introduction to Ipsec

Chapter 16 VPN Screens

Chapter 17 Certificates

Chapter 18 Static Route

Chapter 19 Bandwidth Management

Chapter 20 Dynamic DNS Setup

Chapter 21 Remote Management Configuration

Chapter 22 Universal Plug-And-Play (Upnp)

Chapter 23 System

Chapter 24 Logs

Chapter 25 Tools

Chapter 26 Diagnostic

Chapter 27 Troubleshooting

Appendix A Product Specifications

Appendix B about ADSL

Appendix C

Appendix D Setting up Your Computer's IP Address

Appendix E IP Addresses and Subnetting

Appendix F Wireless Lans

Appendix G Importing Certificates

Appendix H Command Interpreter

Appendix I

Appendix J Boot Commands

Appendix K Firewall Commands

Appendix L Netbios Filter Commands

Appendix M Internal SPTGEN

Appendix N Splitters and Microfilters

Appendix O Log Descriptions

Appendix P Triangle Route

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