Aastra 9143i Series Administrator's Manual page 552

IP Phone Administrator Guide
Operational Features
Aastra Web UI
For 3-Line LCD phones (not applicable to 6751i):
1 Click on Operation->Programmable Keys.
6753i Screen
2 Pick a key to configure for Last Call Return.
3 In the "Type" field, select lcr.
4 For 3-Line LCD phones (not applicable to 6751i):
In the "Line" field, select a line for which to apply the lcr configuration.
5 Click
5-248
to save your changes.
41-001160-03 Rev 00, Release 2.5