Web Interface Settings Glossary 75
NAT Mapping Menu (IP Tree)
Default NAT Server
Defines the IP address of the device where all unresolved datagrams should be forwarded.
Protocol
Defines the protocol that is used. Choices:
UDP: The server uses the UDP protocol.
•TCP: The server uses the TCP protocol.
Server Port
Defines the TCP or UDP port the server uses.
For example, if you are setting up an SMTP server, set Protocol to TCP and Server port to 25
(25 is the conventional SMTP port).
Server IP Address
Defines the IP address of the server.