ZyXEL Communications ADSL/ADSL2/ADSL2+ Router 660R-6xC Series - Manual (Page 12)

Prestige 660R-6xC Series User’s Guide
11
Chapter 19
Static Route Setup ............................................................................................... 150
19.1 IP Static Route Overview ...............................................................................150
19.2 Configuration ..................................................................................................150
Chapter 20
Bridging Setup ..................................................................................................... 154
20.1 Bridging in General ........................................................................................154
20.2 Bridge Ethernet Setup ....................................................................................154
20.2.1 Remote Node Bridging Setup ...............................................................154
20.2.2 Bridge Static Route Setup .....................................................................156
Chapter 21
Network Address Translation (NAT) ................................................................... 158
21.1 SUA (Single User Account) Versus NAT ........................................................158
21.2 Applying NAT .................................................................................................158
21.3 NAT Setup ......................................................................................................160
21.3.1 Address Mapping Sets ..........................................................................160
21.3.1.1 SUA Address Mapping Set .........................................................161
21.3.1.2 User-Defined Address Mapping Sets ..........................................162
21.3.1.3 Ordering Your Rules ....................................................................163
21.4 Configuring a Server behind NAT ..................................................................164
21.5 General NAT Examples ..................................................................................166
21.5.1 Example 1: Internet Access Only ..........................................................166
21.5.2 Example 2: Internet Access with an Inside Server ...............................167
21.5.3 Example 3: Multiple Public IP Addresses With Inside Servers .............168
21.5.4 Example 4: NAT Unfriendly Application Programs ...............................171
Chapter 22
Filter Configuration.............................................................................................. 174
22.1 About Filtering ................................................................................................174
22.1.1 The Filter Structure of the Prestige .......................................................175
22.2 Configuring a Filter Set for the Prestige .........................................................176
22.3 Filter Rules Summary Menus .........................................................................177
22.4 Configuring a Filter Rule ................................................................................178
22.4.1 TCP/IP Filter Rule .................................................................................178
22.4.2 Generic Filter Rule ................................................................................181
22.5 Filter Types and NAT .....................................................................................183
22.6 Example Filter ................................................................................................183
22.7 Applying Filters and Factory Defaults ............................................................186
22.7.1 Ethernet Traffic .....................................................................................186
22.7.2 Remote Node Filters .............................................................................186