Chapter 11 Network Address Translation (NAT)
VMG3312-T20A User’s Guide
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Figure 79 Multiple Servers Behind NAT Example
Click Network Setting > NAT > Port Forwarding to open the following screen.
See Appendix D on page 287 for port numbers commonly used for particular services.
Figure 80 Network Setting > NAT > Port Forwarding
The following table describes the fields in this screen.
Table 56 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.
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
Port
This is the first internal port number that identifies a service.
Translation End
Port
This is the last internal port number that identifies a service.
Protocol This shows the IP protocol supported by this virtual server, whether it is TCP, UDP, or TCP/UDP.
Modify Click the Edit icon to edit this rule.
Click the Delete icon to delete an existing rule.
DSL
IP Address assigned by ISP
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