ZyXEL FSG2200HNU User Guide - Page 125
Configuring the Port Forwarding Screen, Table 36
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Chapter 8 Network Address Translation (NAT) addresses and the ISP assigns the WAN IP address. The NAT network appears as a single host on the Internet. Figure 46 Multiple Servers Behind NAT Example A=192.168.1.33 LAN WAN B=192.168.1.34 192.168.1.1 C=192.168.1.35 D=192.168.1.36 IP Address assigned by ISP 8.2.1 Configuring the Port Forwarding Screen Click Network > NAT > Port Forwarding to open the following screen. See Appendix E on page 331 for port numbers commonly used for particular services. Figure 47 Network > NAT > Port Forwarding The following table describes the fields in this screen. Table 36 Network > NAT > Port Forwarding LABEL DESCRIPTION Port Forwarding Service Name Select a pre-defined service from the drop-down list box. The predefined service port number(s) and protocol will display in the External port, Internal port and Protocol fields. WAN Interface Otherwise, select User Define to open the Rule Setup screen where you can manually enter the port number(s) and select the IP protocol. Select the WAN interface through which the service is forwarded. FSG2200HNU User's Guide 125