Configuring The Port Forwarding Screen - ZyXEL Communications P-2612HNU-Fx User Manual

addresses and the ISP assigns the WAN IP address. The NAT network appears as a
single host on the Internet.
Figure 44 Multiple Servers Behind NAT Example
A=192.168.1.33
B=192.168.1.34
C=192.168.1.35

8.2.1 Configuring the Port Forwarding Screen

Click Network > NAT > Port Forwarding to open the following screen.
See Appendix E on page 369
services.
Figure 45 Network > NAT > Port Forwarding
The following table describes the fields in this screen.
Table 34 Network > NAT > Port Forwarding
LABEL
Port Forwarding
Service Name
WAN Interface
P-2612HNU-Fx User's Guide
LAN
192.168.1.1
D=192.168.1.36
for port numbers commonly used for particular
DESCRIPTION
Select a pre-defined service from the drop-down list box. The pre-
defined service port number(s) and protocol will display in the External
port, Internal port and Protocol fields.
Otherwise, select User Defined and manually enter the port number(s)
and select the IP protocol.
Select the WAN interface through which the service is forwarded.
You must have already configured a WAN connection with NAT enabled.
Chapter 8 Network Address Translation (NAT)
WAN
IP Address assigned by ISP
151