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Wireless Cable Voice Gateway CG3000/CG3100 User Manual
5-6 Customizing Your Network
v1.0, July 2009
The UPnP Portmap Table displays the IP address of each UPnP device that is currently
accessing the gateway and which internal and external ports of the gateway were opened by
that device. The UPnP Portmap Table also displays the protocol for the port that was opened
and if that port is still active for each IP address.
4. Perform one of the following actions:
• Click Ap
ply to save your settings.
• Click Ca
ncel to disregard any unsaved changes.
• Click R
efresh to update the UPnP Portmap Table and to show the active ports that are
currently opened by UPnP devices.
NAT
You can enable or disable network address translation (NAT) protocol. In the main menu, under
Advanced, select NAT The following screen displays.
Figure 5-4
Normally the Turn NAT On check box should be selected, which is the default setting.