ZyWALL 2 Series User’s Guide

Step 5. Press [ENTER] at the “Press ENTER to confirm …” prompt to save your configuration after you define all the servers or press [ESC] at any time to cancel.

Menu 15.2 - NAT Server Setup

Rule Start Port No. End Port No. IP Address

---------------------------------------------------

1.

Default

Default

0.0.0.0

2.

21

25

192.168.1.33

3.

0

0

0.0.0.0

4.

0

0

0.0.0.0

5.

0

0

0.0.0.0

6.

0

0

0.0.0.0

7.

0

0

0.0.0.0

8.

0

0

0.0.0.0

9.

0

0

0.0.0.0

10.

0

0

0.0.0.0

11.

0

0

0.0.0.0

12.

0

0

0.0.0.0

Press ENTER to Confirm or ESC to Cancel:

Figure 28-8 Menu 15.2: NAT Server Setup

You assign the private network IP addresses. The NAT network appears as a single host on the Internet. A is the FTP/Telnet/SMTP server.

Figure 28-9 Multiple Servers Behind NAT Example

28.4 General NAT Examples

The following are some examples of NAT configuration.

NAT

28-9