ZyXEL VMG3927-B50B User Guide - Page 161

Chapter 11 Network Address Translation (NAT) Figure 81 Multiple Servers Behind NAT Example Click Network Setting > NAT > Port Forwarding to open the following screen. See Appendix D on page 317 for port numbers commonly used for particular services. Figure 82 Network Setting > NAT > Port Forwarding The following table describes the fields in this screen. Table 54 Network Setting > NAT > Port Forwarding LABEL DESCRIPTION Add New Rule Click this to add a new rule. # This is the index number of the entry. Status This field displays whether the NAT rule is active or not. A yellow bulb signifies that this rule is active. A gray bulb signifies that this rule is not active. Service Name This shows the service's name. Originating IP This field displays the source IP address from the WAN interface. WAN Interface This shows the WAN interface through which the service is forwarded. Server IP Address This is the server's IP address. Start Port This is the first external port number that identifies a service. End Port This is the last external port number that identifies a service. Translation Start This is the first internal port number that identifies a service. Port Translation End This is the last internal port number that identifies a service. Port VMG4927-B50A / VMG9827-B50A / VMG3927-B50B User's Guide 161