selectivity. All pending messages and attachments are downloaded at the same time. POP3 uses the SMTP messaging protocol.
NNTP (Network News Transfer Protocol). The protocol used to connect to Usenet groups on the Internet. Usenet newsreaders support the NNTP protocol.
SNMP (Simple Network Management Protocol). A widely used network monitoring and control protocol. Data is passed from SNMP agents, which are hardware and/or software processes reporting activity in each network device (hub, router, bridge, etc.) to the workstation console used to oversee the network. The agents return information contained in a MIB (Management Information Base), which is a data structure that defines what is obtainable from the device and what can be controlled (turned off, on, etc.).
Ext. Port. Enter the number of the external port used by the server in the Ext. Port column. Check with the Internet application documentation for more information.
TCP or UDP. Select the protocol UDP or TCP for each application. You cannot select both protocols.
Int. Port. Enter the number of the internal port used by the server in the Int. Port column. Check with the Internet application software documentation for more information.
IP Address. Enter the IP address of the server that you want the Internet users to be able to access. To find the IP address, go to “Appendix B: Finding the MAC Address and IP Address for Your Ethernet Adapter.”
Enabled. Check the Enabled box to enable the service you have defined. UPnP Forwarding will not function if the Enabled button is left unchecked. This is disabled (unchecked) by default.
When you have finished making changes to this screen, click the Save Settings button to save the changes, or click the Cancel Changes button to undo your changes. Help information is shown on the
Chapter 5: Configuring the Router
Broadband Router with 2 Phone Ports
35
The Applications & Gaming Tab - UPnP Forwarding