Yealink SIP-T2 SERIES Administrator's Manual page 387

Parameters
Phone User Interface:
None
account.X.music_on_hold_type
Description:
Configures the way to process Music On Hold when placing an active call on hold
for account X.
0-Calling the Music On Hold server before holding
1-Calling the Music On Hold server after holding
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)
Web User Interface:
None
Phone User Interface:
None
To configure MoH via web user interface:
1. Click on Account->Advanced.
2. Select the desired account from the pull-down list of Account.
Configuring Basic Features
Permitted Values
0 or 1
Default
0
365