ZyXEL Communications VMG5313-B30A User Manual page 183

Chapter 11 Network Address Translation (NAT)
Figure 73 Multiple Servers Behind NAT Example
A=192.168.1.33
B=192.168.1.34
C=192.168.1.3
D=192.168.1.36
Click Network Setting > NAT > Port Forwarding to open the following screen.
See Appendix D on page 383
Figure 74 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.
WAN Interface This shows the WAN interface through which the service is forwarded.
WAN IP This field displays the incoming packet's destination IP address.
Server IP This is the server's IP address.
Address
Start Port This is the first external port number that identifies a service.
LAN
192.168.1.1
for port numbers commonly used for particular services.
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WAN
IP Address assigned by ISP