Aastra Telecom 9143i Series Manual Do Utilizador

41-001160-03, Rev 00, Releaes 2.4 

5-199

Configuring Operational Features

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 

 to save your changes. 

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