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Table of Contents
NBG-460N User’s Guide
15
10.1 Overview .......................................................................................................................... 157
10.2 What You Can Do ............................................................................................................ 157
10.3 What You Need To Know ................................................................................................ 157
10.4 DHCP General Screen .................................................................................................... 158
10.5 DHCP Advanced Screen .............................................................................................. 158
10.6 Client List Screen ............................................................................................................ 160
Chapter 11
Network Address Translation (NAT) ...................................................................................163
11.1 Overview ....................................................................................................................... 163
11.2 What You Can Do ............................................................................................................ 164
11.3 General NAT Screen ....................................................................................................... 164
11.4 NAT Application Screen ................................................................................................ 165
11.4.1 Game List Example ................................................................................................ 168
11.4.2 Configuring Servers Behind Port Forwarding Example .......................................... 168
11.5 NAT Advanced Screen .................................................................................................... 169
11.5.1 Trigger Port Forwarding Example .......................................................................... 171
11.5.2 Two Points To Remember About Trigger Ports ..................................................... 172
Chapter 12
Dynamic DNS ........................................................................................................................173
12.1 Overview ......................................................................................................................... 173
12.2 What You Can Do ............................................................................................................ 173
12.3 What You Need To Know ................................................................................................ 173
12.3.1 DynDNS Wildcard .................................................................................................. 173
12.4 Dynamic DNS Screen .................................................................................................... 174
Part III: Security.................................................................................... 177
Chapter 13
Firewall...................................................................................................................................179
13.1 Overview ........................................................................................................................ 179
13.2 What You Can Do ............................................................................................................ 179
13.3 What You Need To Know ................................................................................................ 180
13.3.1 About the NBG-460N Firewall ................................................................................ 180
13.3.2 Triangle Routes ...................................................................................................... 180
13.3.3 Triangle Routes and IP Alias .................................................................................. 181
13.4 General Firewall Screen ............................................................................................... 182
13.5 Services Screen .............................................................................................................. 182
13.5.1 The Add Firewall Rule Screen ............................................................................... 185