Nat Server Sets - ZyXEL Communications P-660R-T1 Support Notes

NAT Server Sets

The NAT Server Set is a list of LAN side servers mapped to external ports (similar to
the old SUA menu of before). If you wish, you can make inside servers for different
services, e.g., Web or FTP, visible to
netwo rk appears as a single machine to the outside world. A server is identified by the
port num ber, e.g., Web service is on port 80 and FTP on port 21.
As an ex ample (see the following fig
and a FTP server at 192.168.1
server at IP addres s 192.168.1.36 and
192.168.1.33.
Please note that a server can support more than one service, e.g., a server can provide
both FTP and Mail service, while another provides only Web service.
The following procedures show how to configure a server behind NAT.
Step 1. Enter 15 in the Main Menu to go to Menu 15-NAT Setup.
S tep 2. Enter 2 to go to Menu 15.2.1-NAT Server Setup.
Step 3. Enter the service port number in the Port# field and
the server in the IP Address
Step 4. Press [SPACEBAR] at the 'Press ENTE
configuration after you define all the servers or pre
Menu 15.2.1 - NAT Server Setup (Used for SUA Only)
Rule Start Port No. End Port No. IP Address
---------------------------------------------------
1. Default
2. 21
3. 80
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the outside user
ure), if you have a W
.33, the n yo u need to specify for port 80 (Web) the
for port 21 (FTP) another at IP address
field.
Default 0.0.0.0
21 192.168.1.33
80 192.168.1.36
P-660 series Support Notes
s, even though NAT makes your
eb server at 192.168.1.36
the inside IP address of
R to confirm...' prompt to save your
ss ESC at any time to cancel.
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