
IV
6.5 Forwarding Table ..........................................................................41
6.6 Configuring transparent bridging ....................................................41
Chapter 7 IP Routing ............................................................................43
7.1 RIP Configuration .........................................................................43
7.2 Advanced RIP Configuration ...........................................................43
7.3 Static Route Configuration .............................................................45
7.3.1 Add a static route .........................................................................45
7.3.2 Delete a Static Route ....................................................................45
7.3.3 Routing Table/ List Static Routes.....................................................46
7.4 Ping Test Utility ............................................................................46
Chapter 8 Network Address Translation................................................47
8.1 Overview.....................................................................................47
8.2 Network Address Translation ..........................................................48
8.3 Port Address Translation ................................................................50
8.3.1 Bi-directional NAT (Two-Way NAT)...................................................52
8.3.2 Configuration of bi-directional NAT ..................................................52
8.4 Configuration of NAT/PAT...............................................................53
8.4.1 Set Routing Mode .........................................................................54
8.4.2 Configure the LAN Interface ...........................................................54
8.4.3 Configure the ATM interface ...........................................................54
8.4.4 Assign Private IP address Pools.......................................................55
8.4.5 Assign Global IP Address Pools .......................................................56
8.4.6 Pool Mapping ...............................................................................56
8.4.7 Fixed IP Address Mapping ..............................................................57
8.4.8 Configure Virtual Servers...............................................................58
8.4.9 Configure Static Routes .................................................................61
8.5 Applications.................................................................................62
8.5.1 Static One-to-One NAT ..................................................................62
8.5.2 Dynamic One-to-One NAT ..............................................................66
8.5.3 Dynamic Many-to-One PAT.............................................................70
8.5.4 Dynamic Many-to-Many PAT ...........................................................73
8.5.5 Virtual Server Mapping ..................................................................77
Chapter 9 DNS Proxy.............................................................................79
9.1 Overview.....................................................................................79
9.2 Configure DNS Proxy ....................................................................79
Chapter 10 DHCP ...................................................................................81
10.1 Overview.....................................................................................81
10.2 Configure DHCP ...........................................................................81
Chapter 11 SNMP ...................................................................................83
11.1 Community..................................................................................83
11.2 Trap Destinations .........................................................................83
11.2.1 Add Trap Destination Entry ............................................................83
11.2.2 Delete Trap Destination Entry .........................................................84
11.2.3 List Trap Destination Entries...........................................................84
Part III: Maintenance and Applications .......................... 85
Chapter 12 Maintenance ........................................................................87
12.1 Load Factory Default Values ...........................................................87
12.2 Software Upgrade.........................................................................88