Aastra Telecom 9480i Series - Manual (Page 384)

Operational Features
5-86 41-001160-03, Rev 00, Releaes 2.4
IP Phone Administrator Guide
Aastra Web UI
1 Click on Basic Settings->Preferences->General.
2 Incoming Call Interrupts Dialing is disabled by default.
If required, enable the "Incoming Call Interrupts Dialing" field by checking the check box.
3 Click to save your changes.
Draft 1