ZyXEL Communications Prestige 202 User Manual page 128

Prestige 202 ISDN Router
Our situation looks somewhat like this:
In this case we need to configure Address Mapping Set 1 from Menu 15.1 – Address Mapping
Sets. Therefore we must choose the Full Feature option from the Network Address Translation
field in Menu 4 or Menu 11.3 and select an available NAT Server Set, say Server Set 2 that we can
configure later.
Step 1. Enter 15 from the Main Menu.
Enter 1 to configure the Address Mapping Sets.
Step 2.
Choose 1 to begin configuring this new set. Enter a Set Name, choose the Edit Action
Step 3.
and then select 1 from Select Rule field. Press [Enter] to confirm.
Select Type= as One-to-One (direct mapping for packets going both ways), and enter
Step 4.
the local Start IP as 192.168.1.10 (the IP address of FTP Server 1), the global Start IP
as 10.132.50.1 (our first IGA). (See Figure 7-20.)
Repeat the previous step for rules 2 to 4 as outlined above.
Step 5.
7-20
Figure 7-19 NAT Example 3
NAT