ZyXEL Communications 662HW Series - Manual (Page 19)

Prestige 662H/HW Series User’s Guide
19
34.2 Applying NAT .................................................................................................344
34.3 NAT Setup ......................................................................................................346
34.3.1 Address Mapping Sets ..........................................................................346
34.3.1.1 SUA Address Mapping Set .........................................................347
34.3.1.2 User-Defined Address Mapping Sets ..........................................348
34.3.1.3 Ordering Your Rules ....................................................................349
34.4 Configuring a Server behind NAT ..................................................................350
34.5 General NAT Examples ..................................................................................352
34.5.1 Example 1: Internet Access Only ..........................................................352
34.5.2 Example 2: Internet Access with an Inside Server ...............................353
34.5.3 Example 3: Multiple Public IP Addresses With Inside Servers .............354
34.5.4 Example 4: NAT Unfriendly Application Programs ...............................358
Chapter 35
Enabling the Firewall ........................................................................................... 360
35.1 Remote Management and the Firewall ..........................................................360
35.2 Access Methods .............................................................................................360
35.3 Enabling the Firewall ......................................................................................360
Chapter 36
Filter Configuration.............................................................................................. 362
36.1 About Filtering ................................................................................................362
36.1.1 The Filter Structure of the Prestige .......................................................363
36.2 Configuring a Filter Set for the Prestige .........................................................364
36.3 Filter Rules Summary Menus .........................................................................365
36.4 Configuring a Filter Rule ................................................................................366
36.4.1 TCP/IP Filter Rule .................................................................................367
36.4.2 Generic Filter Rule ................................................................................369
36.5 Filter Types and NAT .....................................................................................371
36.6 Example Filter ................................................................................................371
36.7 Applying Filters and Factory Defaults ............................................................373
36.7.1 Ethernet Traffic .....................................................................................374
36.7.2 Remote Node Filters .............................................................................374
Chapter 37
SNMP Configuration ............................................................................................ 376
37.1 About SNMP ..................................................................................................376
37.2 Supported MIBs ............................................................................................377
37.3 SNMP Configuration ......................................................................................377
37.4 SNMP Traps ...................................................................................................378