
41-001343-01 Rev 02, Release 3.2.2
4-85
.
Aastra Web UI
Step Action
For Global configuration, click on
Advanced Settings->Global SIP->Advanced SIP Settings.
1
Or for per-line configuration, click on
Advanced Settings->Line
N
.
2
Enable the "
Explicit MWI Subscription
" field by checking the check box.
(Disable this field by unchecking the check box. Default is disabled).
If the IP phone has a message waiting subscription with the Service Provider, a Message Waiting
Indicator (MWI) (LED or display icon) tells the user there is a message on the IP Phone.
3
If you enable the “
Explicit MWI Subscription
” field, then in the “
Explicit MWI Subscription Period
”
field, enter the requested duration, in seconds, before the MWI subscription times out. The phone
re-subscribes to MWI before the subscription period ends. Default is 86400.