Motorola Netopia 2200 Administrator's Handbook page 46

Administrator's Handbook
If you chose Port Forwarding, the Port Range entry screen appears.
Port Forwarding forwards a range of WAN ports to an IP address on the LAN. Enter the following infor-
mation:
◆
Service Name: A unique identifier for the Custom Service.
◆
Global Port Range: Range of ports on which incoming traffic will be received.
◆
Base Host Port: The port number at the start of the port range your Gateway should use when for-
warding traffic of the specified type(s) to the internal IP address.
◆
Protocol: Protocol type of Internet traffic, TCP or UDP.
Click the Next button.
If you chose Trigger Ports, the Trigger Ports entry screen appears.
Trigger Ports forwards a range of ports to an IP address on the LAN only after specific outbound traffic
"triggers" the feature. Enter the following information:
◆
Service Name: A unique identifier for the Custom Service.
◆
Global Port Range: Range of ports on which incoming traffic will be received.
◆
Local Trigger Port: Port number of the type of outbound traffic that needs to happen (will be the
trigger) to then allow the configured ports for inbound traffic.
Example: Set the trigger port to 21 and configure a range of 25 – 110. You would need to do an out-
bound ftp before you were able to do an inbound smtp.
Click the Next button.
Static NAT
This feature allows you to:
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