Aastra Telecom SIP 57I - Manual (Page 377)

Operational Features
41-001160-00, Release 2.1, Rev 04 5-167
Configuring Operational Features
Operational IP Phone Features
For the 53i
1 Click on Operation->Programmable Keys.
53i Screen
2 Pick a hard key (from keys 3 through 6) to configure for Last Call Return.
3 In the "Type" field, select lcr.
4 For the 53i:
In the "Line" field, select a line for which to apply the lcr configuration.
5 Click to save your changes.
Aastra Web UI