Yealink SIP-T2 SERIES Administrator's Manual page 603

Configuring Advanced Features
Parameters Permitted Values Default
Description:
Configures the voice mail number for SIP account X.
X ranges from 1 to 16 (for SIP VP-T49G/SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Example:
voice_mail.number.1 = 1234
Web User Interface:
Account->Advanced->Voice Mail
Phone User Interface:
Menu->Message->Voice Mail->Set Voice Mail->AccountX Code
account.X.display_mwi.enable 0 or 1 1
Description:
Enables or disables the IP phone to present audio and visual MWI when receiving new voice
messages.
0-Disabled
1-Enabled
X ranges from 1 to 16 (for SIP VP-T49G/SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Note: It always works at the time of Unsolicited MWI; at the time of solicited MWI, MWI
subscription feature should be configured in advance. To present audio MWI, you also need
to set the value of the parameter "features.voice_mail_tone_enable" to 1 (Enabled) in
advance.
Web User Interface:
Account->Advanced->Voice Mail Display
Phone User Interface:
None
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