Draytek Vigor 2910 User Manual page 57

Since the server is actually located inside the LAN, the network well protected by NAT of
the router, and identified by its private IP address/port, the goal of Port Redirection function
is to forward all access request with public IP address from external users to the mapping
private IP address/port of the server.
The port redirection can only apply to incoming traffic.
To use this function, please go to NAT page and choose Port Redirection web page. The
Port Redirection Table provides 10 port-mapping entries for the internal hosts.
Mode
Service Name
Protocol
Vigor2910 Series User's Guide
Two options are provided here for you to choose. To set a range for
the specific service, select Range.
Enter the description of the specific network service.
Select the transport layer protocol (TCP or UDP).
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