IP Phone Administrator Guide
Operational Features
Aastra Web UI
1
Click on Advanced Settings->Global SIP->Advanced SIP Settings.
2
Enter a value, in seconds, from 120 (2 min) to 3600 (1 hour) in the "ACD Subscription Period" field.
3
Click
5-134
to save your changes.
41-001160-00, Release 2.1, Rev 04