Aastra Telecom 675xi Series - Manual (Page 18)

New Features in Release 2.4
14 RN-001029-03, Release 2.4, Rev 00
IP Phone Release Notes 2.4
Configuring BLA Support for MWI using the Aastra Web UI
Use the following procedure to configure BLA support for MWI.
Aastra Web UI
1 Click on Advanced Settings->Global SIP->Advanced SIP Settings.
2 The “MWI for BLA Account” field is disabled by default. To enable this feature, place a checkmark in the
“Enabled” box.
Notes:
1. If you change the setting on this parameter, you must reboot the phone for it to take affect.
2. Both the “sip explicit mwi subscription” and “sip mwi for bla account” parameters must be enabled in
order for the MWI subscription for BLA to occur.
3. The MWI re-subscription for the BLA account uses the value set for the "sip explicit mwi subscription
period" parameter to re-subscribe.
4. Whether or not the "sip mwi for bla account" parameter is enabled, the priority for displaying MWI does not
change.
3 Click to save your changes and reboot the phone for the change to take affect.
MWI for BLA Account
Parameter