Configuring A Server Behind Nat; Figure 121 Menu 15.2 Nat Server Setup - ZyXEL Communications Prestige 2302R User Manual

23.4 Configuring a Server behind NAT

Follow these steps to configure a server behind NAT:
1 Enter 15 in the main menu to go to Menu 15 - NAT Setup.
2 Enter 2 to display Menu 15.2 - NAT Server Setup as shown next.

Figure 121 Menu 15.2 NAT Server Setup

Rule
---------------------------------------------------
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
3 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.
4 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.
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.
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.
Chapter 23 Network Address Translation (NAT)
Menu 15.2 - NAT Server Setup
Start Port No. End Port No.
Default
21
0
0
0
0
0
0
0
0
0
1026
Press ENTER to Confirm or ESC to Cancel:
Prestige 2302R Series User's Guide
IP Address
Default 0.0.0.0
25 192.168.1.33
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
1026 RR Reserved
211