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Operational Features
41-001160-00, Release 2.1, Rev 04
5-57
Configuring Operational Features
Operational IP Phone Features
Aastra Web UI
1
Click on Basic Settings->Preferences->General.
2
The  "UPnP Mapping Lines" field is set to 0 by default. If required, change the setting to a specific 
line by selecting a line from the list. Valid values are through 10. The line you select is the line that 
your remote phone uses to perform Universal Plug and Play on the network you are connecting to.
3
Click 
 to save your changes.