User's Manual

Table of Contents
P-793H User’s Guide
13
5.5.2 Configuring More Connections Advanced Setup ....................................................... 84
5.6 Traffic Redirect .................................................................................................................... 85
5.7 Dial Backup Interface .......................................................................................................... 86
5.8 Configuring WAN Backup Setup ......................................................................................... 86
5.8.1 Advanced Backup Setup ........................................................................................... 89
5.8.2 Advanced Modem Settings for Dial Backup .............................................................. 91
Chapter 6
LAN Setup................................................................................................................................ 93
6.1 LAN Overview ..................................................................................................................... 93
6.1.1 LANs, WANs and the ZyXEL Device .......................................................................... 93
6.1.2 DHCP Setup ...............................................................................................................94
6.1.3 DNS Server Address .................................................................................................. 94
6.1.4 DNS Server Address Assignment .............................................................................. 94
6.2 LAN TCP/IP ......................................................................................................................... 95
6.2.1 IP Address and Subnet Mask ..................................................................................... 95
6.2.2 RIP Setup ................................................................................................................... 96
6.2.3 Multicast ..................................................................................................................... 97
6.3 Configuring LAN IP .............................................................................................................. 97
6.3.1 Configuring Advanced LAN Setup ............................................................................. 98
6.4 DHCP Setup ........................................................................................................................ 99
6.5 LAN Client List ................................................................................................................... 100
6.6 LAN IP Alias ...................................................................................................................... 101
Chapter 7
Network Address Translation (NAT) Screens.....................................................................103
7.1 NAT Overview ................................................................................................................... 103
7.1.1 NAT Definitions ........................................................................................................ 103
7.1.2 What NAT Does ....................................................................................................... 104
7.1.3 How NAT Works ....................................................................................................... 104
7.1.4 NAT Application ........................................................................................................ 104
7.1.5 NAT Mapping Types ................................................................................................. 105
7.2 SUA (Single User Account) Versus NAT ........................................................................... 106
7.3 NAT General Setup ............................................................................................................ 106
7.4 Port Forwarding ................................................................................................................ 107
7.4.1 Default Server IP Address ........................................................................................ 107
7.4.2 Port Forwarding: Services and Port Numbers .......................................................... 108
7.4.3 Configuring Servers Behind Port Forwarding (Example) ......................................... 108
7.5 Configuring Port Forwarding .............................................................................................. 108
7.5.1 Port Forwarding Rule Edit ........................................................................................110
7.6 Address Mapping ...............................................................................................................111
7.6.1 Address Mapping Rule Edit ......................................................................................112