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ZyXEL Communications P-335WT User Manual

Page 328

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P-335 Series User’s Guide

328

Chapter 29 Network Address Translation (NAT)

Figure 178 NAT Example 3

1 In this case you need to 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 159

.

2 Then 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 180

.

6 Repeat the previous step for rules 2 to 4 as outlined above.

7 When finished, menu 15.1.1.1 should look like as shown in Example 3: Final Menu

15.1.1.

Figure 179

Menu 11.3 - Remote Node Network Layer Options
IP Address Assignment= Dynamic
IP Address= N/A
IP Subnet Mask= N/A
Gateway IP Addr= N/A
Network Address Translation = Full Feature
Metric= 1
Private= N/A
RIP Direction= None
Version= N/A
Multicast= None
Enter here to CONFIRM or ESC to CANCEL:

NAT Example 3: Menu 11.3

The following figures show how to configure the first rule.