ZyXEL Communications Prestige 2602R Series - Manual (Page 274)

Prestige 2602R Series User’s Guide
274 Chapter 28 Network Address Translation (NAT)
Figure 152 Menu 15.2 NAT Server Setup
4 Enter a port number in an unused Start Port No field. To forward only one port, enter it
again in the End Port No field. To specify a range of ports, enter the last port to be
forwarded in the End Port No field.
5 Enter the inside IP address of the server in the IP Address field. In the following figure,
you have a computer acting as an FTP, Telnet and SMTP server (ports 21, 23 and 25) at
192.168.1.33.
6 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.
Figure 153 Multiple Servers Behind NAT Example
28.5 General NAT Examples
The following are some examples of NAT configuration.
Menu 15.2 - NAT Server Setup
Rule Start Port No. End Port No. IP Address
---------------------------------------------------
1. Default Default 0.0.0.0
2. 21 21 192.168.1.33
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: