Name: ZyXEL Communications ZyXEL NBG420N
Brand: ZyXEL Communications
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NBG420N

Wireless N Router

User’s Guide

Version 3.60

3/2008

Edition 1

DEFAULT LOGIN

IP Address http://192.168.1.1

Password 1234

Default Chapter3
- About this User's Guide3
- Introduction29
  - PART I Introduction29
Chapter 1 Getting to Know Your NBG420N31
- Figure 1 Secure Wireless Internet Access in Router Mode31
  - Overview31
  - The WPS Button35
Chapter 2 The WPS Button35
- Router Features Vs. AP Features32
- Table 1 Features Available in Router Mode Vs. AP Mode32
- Good Habits for Managing the NBG420N33
- Leds33
- Ways to Manage the NBG420N33
- Overview35
Chapter 3 Introducing the Web Configurator37
- Accessing the Web Configurator37
Chapter 4 Connection Wizard49
- Figure 13 Select Wizard or Advanced Mode49
- Wizard Setup49
- Connection Wizard: STEP 1: System Information50
- System Name50
- Table 12 Wizard Step 2: Basic (WEP) Security53
- Connection Wizard: STEP 3: Internet Configuration54
- Extend (WPA-PSK or WPA2-PSK) Security54
- Figure 20 Wizard Step 3: ISP Parameters55
- Figure 21 Wizard Step 3: Ethernet Connection55
- Table 18 Private IP Address Ranges58
- DNS Server Address Assignment59
- IP Address and Subnet Mask59
- WAN IP and DNS Server Address Assignment60
- Figure 27 Wizard Step 4: Bandwidth Management62
- Table 22 Wizard Step 4: Bandwidth Management62
- Figure 28 Connection Wizard Save63
- Setting Your NBG420N to AP Mode65
- Figure 31 Maintenance > Sys OP Mode > General66
- Figure 32 Status: AP Mode66
- Figure 33 Menu: AP Mode68
- Figure 34 Network > LAN > IP70
- Table 25 Network > LAN > IP70
Chapter 5 AP Mode65
- Figure 30 Wireless Internet Access in AP Mode65
- The Status Screen in AP Mode66
Chapter 6 Tutorials73
- Configure Wireless Security Using WPS on both Your NBG420N and Wireless Client73
- Figure 35 Wireless AP Connection to the Internet73
- Figure 37 Example WPS Process: PIN Method76
- Figure 38 Network > Wireless LAN > General77
- Configure Your Notebook78
- Figure 47 Remote Policy82
- Figure 48 Authentication Method82
- Figure 49 Ipsec Algorithm82
- Configuring Jack's NBG420N VPN Settings83
- Figure 54 Authentication Method84
- Figure 55 Ipsec Algorithm84
- Figure 56 VPN Summary84
- Figure 57 Pinging Jack's Local IP Address85
- Figure 58 SA Monitor85
- Network87
Chapter 7 Wireless LAN89
- Figure 59 Example of a Wireless Network89
- MAC Address Filter90
- Ssid90
- User Authentication90
- Wireless Security Overview90
- Encryption91
- Roaming92
- Quality of Service93
- Requirements for Roaming93
- Figure 88 Network > DHCP > Client List136
- Table 52 Network > DHCP > Client List136
Chapter 8 WAN117
- Figure 78 Network > WAN > Internet Connection: Ethernet Encapsulation118
- Pppoe Encapsulation119
- Table 43 Network > WAN > Internet Connection: Ethernet Encapsulation119
- Figure 79 Network > WAN > Internet Connection: Pppoe Encapsulation120
- Figure 80 Network > WAN > Internet Connection: PPTP Encapsulation123
- Figure 81 Network > WAN > Advanced125
- Table 46 WAN > Advanced125
Chapter 9 LAN127
- Figure 82 any IP Example129
- LAN IP Alias130
- LAN IP Screen130
Chapter 10 DHCP133
- DHCP General Screen133
- Figure 86 Network > DHCP > General133
- Figure 87 Network > DHCP > Advanced134
- Table 51 Network > DHCP > Advanced134
- Client List Screen135
Chapter 11 Network Address Translation (NAT)137
- NAT Overview137
  - Port Forwarding: Services and Port Numbers137
  - Dynamic DNS147
Chapter 12 Dynamic DNS147
- Game List Example141
- Trigger Port Forwarding142
- Trigger Port Forwarding Example142
- Dynamic DNS Introduction147
- Dynamic DNS Screen147
- Dyndns Wildcard147
- Figure 95 Dynamic DNS148
- Table 56 Dynamic DNS148
- Security151
  - Part III: Security151
  - About the NBG420N Firewall153
Chapter 13 Firewall153
- Firewall153
Chapter 14 Content Filtering161
- General Firewall Screen155
- Table 57 Security > Firewall > General155
- Services Screen156
- Days and Times161
- Filter Screen161
- Introduction to Content Filtering161
- Restrict Web Features161
- Figure 100 Security > Content Filter > Filter162
- Figure 101 Security > Content Filter > Schedule163
- Table 61 Security > Content Filter > Schedule163
Chapter 15 Ipsec VPN165
- Figure 102 Ipsec VPN: Overview165
- Figure 103 VPN: IKE SA and Ipsec SA166
- Ipsec SA (IKE Phase 2) Overview167
- Figure 111 IKE SA: Main Negotiation Mode, Steps 1 - 2: IKE SA Proposal185
- Figure 112 IKE SA: Main Negotiation Mode, Steps 3 - 4: DH Key Exchange185
- Figure 113 IKE SA: Main Negotiation Mode, Steps 5 - 6: Authentication186
- Table 67 VPN Example: Matching ID Type and Content186
- Negotiation Mode187
- Table 68 VPN Example: Mismatching ID Type and Content187
- Figure 114 VPN/NAT Example188
- Ipsec Protocol188
- Figure 116 Private DNS Server Example191
- Private Network191
- Management193
Chapter 16 Static Route Screens195
- Figure 117 Example of Static Routing Topology195
- Static Route Setup Screen196
- Figure 128 Management > Remote MGMT > FTP212
- Table 81 Management > Remote MGMT > FTP212
- Figure 129 Management > Remote MGMT > DNS213
- Table 82 Management > Remote MGMT > DNS213
Chapter 17 Bandwidth Management199
- Subnet-Based Bandwidth Management199
- Application and Subnet-Based Bandwidth Management200
- Bandwidth Management Priorities200
- Figure 120 Subnet-Based Bandwidth Management Example200
- Table 71 Application and Subnet-Based Bandwidth Management Example200
- Table 72 Bandwidth Management Priorities200
- Table 73 Media Bandwidth Management Setup: Services201
- Bandwidth Management General Configuration202
- Default Bandwidth Management Classes and Priorities202
- Figure 121 Management > Bandwidth MGMT > General202
- Table 74 Bandwidth Management Priority with Default Classes202
- Bandwidth Management Advanced Configuration203
- Figure 122 Management > Bandwidth MGMT > Advanced203
- Table 75 Management > Bandwidth MGMT > General203
- Figure 123 Bandwidth Management Rule Configuration: Pre-Defined Service205
- Table 77 Bandwidth Management Rule Configuration: Pre-Defined Service205
- Bandwidth Management Monitor206
- Figure 124 Management > Bandwidth MGMT > Advanced: User-Defined Service Rule Configuration206
- Table 78 Management > Bandwidth MGMT > Advanced: User-Defined Service Rule Configuration206
- Figure 125 Management > Bandwidth MGMT > Monitor207
Chapter 18 Remote Management209
- Remote Management Limitations209
- Remote Management Overview209
- Figure 126 Management > Remote MGMT > WWW210
- Figure 127 Management > Remote MGMT > Telnet211
- Table 80 Management > Remote MGMT > Telnet211
- DNS Screen212
- FTP Screen212
Chapter 19 Universal Plug-And-Play (Upnp)215
- Cautions with Upnp215
- How Do I Know if I'M Using Upnp215
- Introducing Universal Plug and Play215
- NAT Traversal215
- Figure 130 Management > Upnp > General216
- Table 83 Management > Upnp > General216
- Upnp and Zyxel216
- Upnp Screen216
- Installing Upnp in Windows Example217
- Figure 131 Add/Remove Programs: Windows Setup: Communication217
- Figure 132 Add/Remove Programs: Windows Setup: Communication: Components218
- Figure 133 Network Connections218
- Figure 134 Windows Optional Networking Components Wizard219
- Figure 135 Networking Services219
- Figure 136 Network Connections220
- Figure 137 Internet Connection Properties221
- Figure 138 Internet Connection Properties: Advanced Settings222
- Figure 139 Internet Connection Properties: Advanced Settings: Add222
- Figure 140 System Tray Icon223
- Figure 141 Internet Connection Status223
- Figure 142 Network Connections224
- Figure 143 Network Connections: My Network Places225
- Figure 144 Network Connections: My Network Places: Properties: Example225
- Maintenance and Troubleshooting227
  - Part V: Maintenance and Troubleshooting227
  - System229
  - Table 99 Ipsec Logs242
  - Tools251
Chapter 20 System229
- Figure 145 Maintenance > System > General229
  - Figure 146 Maintenance > System > Time Setting230
  - Table 85 Maintenance > System > Time Setting231
Chapter 21 Logs233
- Figure 147 Maintenance > Logs > View Log233
- Logs233
- View Log233
- Log Settings234
- Appendices and Index271
  - Part VI: Appendices and Index271
Chapter 22 Tools251
- Figure 149 Maintenance > Tools > Firmware251
- Firmware Upload Screen251
- Table 107 Maintenance > Tools > Firmware251
- Configuration Screen252
- Figure 150 Upload Warning252
- Figure 151 Network Temporarily Disconnected252
- Figure 152 Upload Error Message252
- Backup Configuration253
- Figure 153 Maintenance > Tools > Configuration253
- Restore Configuration253
- Table 108 Maintenance Restore Configuration253
- Back to Factory Defaults254
- Figure 154 Configuration Restore Successful254
- Figure 157 Maintenance > Tools > Restart255
- Figure 158 Maintenance > Tools > Wake on LAN255
- Table 109 Maintenance > Tools > Wake on LAN255
Chapter 23 Configuration Mode257
- Configuration Mode257
- Figure 159 Maintenance > Config Mode > General257
- Table 110 Maintenance > Config Mode > General257
- Table 111 Advanced Configuration Options258
Chapter 24 Sys Op Mode259
- Figure 160 LAN and WAN IP Addresses in Router Mode259
- Selecting System Operation Mode260
Chapter 25 Language263
- Figure 165 Language263
Chapter 26 Troubleshooting265
- Power, Hardware Connections, and Leds265
- NBG420N Access and Login266
- Internet Access268
- Resetting the NBG420N to Its Factory Defaults269
- Wireless Router/Ap Troubleshooting269
- Advanced Features270
Appendix A Product Specifications and Wall-Mounting Instructions273
- Table 113 Hardware Features273
- Table 114 Firmware Features274
- Table 115 Feature Specifications275
- Table 116 Standards Supported276
- Figure 166 Wall-Mounting Example277
- Figure 167 Masonry Plug and M4 Tap Screw278
Appendix B Pop-Up Windows, Javascripts and Java Permissions279
- Figure 168 Pop-Up Blocker279
- Internet Explorer Pop-Up Blockers279
Appendix C IP Addresses and Subnetting285
- Introduction to Ip Addresses285
- Figure 176 Network Number and Host ID286
- Subnet Masks286
Appendix D Setting up Your Computer's IP Address293
- Figure 179 Windows 95/98/Me: Network: Configuration294
- Installing Components294
- Figure 180 Windows 95/98/Me: TCP/IP Properties: IP Address295
- Figure 181 Windows 95/98/Me: TCP/IP Properties: DNS Configuration296
- Figure 182 Windows XP: Start Menu297
- Figure 183 Windows XP: Control Panel297
- Figure 184 Windows XP: Control Panel: Network Connections: Properties298
- Figure 185 Windows XP: Local Area Connection Properties298
- Figure 186 Windows XP: Internet Protocol (TCP/IP) Properties299
- Figure 187 Windows XP: Advanced TCP/IP Properties300
- Figure 188 Windows XP: Internet Protocol (TCP/IP) Properties301
- Figure 189 Macintosh os 8/9: Apple Menu302
- Figure 190 Macintosh os 8/9: TCP/IP302
- Figure 191 Macintosh os X: Apple Menu303
- Macintosh os X303
Appendix E Wireless Lans309
- Figure 202 Peer-To-Peer Communication in an Ad-Hoc Network309
- Wireless Lan Topologies309
Appendix F Services322
- Table 130 Wireless Security Relational Matrix319
Appendix G Legal Information325
- Zyxel Limited Warranty327
Appendix H Customer Support329
- Index335

ZyXEL Communications ZyXEL NBG420N User Manual

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Brand	ZyXEL Communications
Model	ZyXEL NBG420N
Category	Wireless Router
Language	English