Configuration manual

Chapter 9 Network Address Translation (NAT) 123
Nortel Business Secure Router 252 Configuration — Advanced
The example situation looks like this:
Figure 51 NAT example 3
1 In this case you must configure Address Mapping Set 1 from Menu 15.1 -
Address Mapping Sets. Therefore, you must choose the Full Feature
option from the Network Address Translation field (in menu 4 or menu
11.3) (see Figure 52).
2 Enter 15 from the main menu.
3 Enter 1 to configure the Address Mapping Sets.
4 Enter 1 to begin configuring this new set. Enter a Set Name, choose the Edit
Action and then enter 1 for the Select Rule field. Press [ENTER] to confirm.
5 Select Type as One-to-One (direct mapping for packets going both ways),
and enter 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 53).
6 Repeat the previous step for rules 2 to 4 as outlined above.
7 When finished, menu 15.1.1 looks like as shown in Figure 54.
Business Secure Router