Yealink SIP-T41P

User Guide for the SIP-T41P IP Phone
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The MWI subscription parameters you need to know:
Options
Description
Subscribe for MWI
Enable or disable a subscription for MWI service.
MWI Subscription Period
Period of MWI subscription. The IP phone sends a
refresh SUBSCRIBE request before initial SUBSCRIBE
expiration.
Subscribe MWI To Voice
Mail
Enable or disable a subscription to the voice mail
number for MWI service.
To use this feature, you should also configure the
voice mail number.
Note
To configure subscribe for MWI via web user interface:
1. Click on Account->Advanced.
2. Select the desired account from the pull-down list of Account.
3. Select Enabled from the pull-down list of Subscribe for MWI.
4. Enter the period time in the MWI Subscription Period(Seconds) field.
5. Click Confirm to accept the change.
The phone will send SUBSCRIBE messages for the MWI service to the account or the
voice number MWI service depending on the server. Contact your system administrator
for more information.