Yealink SIP-T2XP, Provisioning Manual

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Yealink IP Phones Auto provisioning Guide
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Parameter Permitted Values Descriptions Web Setting Path
features.blf_list_version =
(not applicable to CP860 IP phones)
0 or 1
It enables or disables the phone to deal
with the Version header in the BLF NOTIFY
message sent by the server.
0-Disabled
1-Enabled
The default value is 0.
It takes effect after a reboot.
features.voice_mail_tone_enable = 0 or 1
It enables or disables the phone to play the
warning tone when receiving a voice mail.
0-Disabled
1-Enabled
The default value is 1.
multicast.codec =
(not applicable to SIP-T19P IP phones)
PCMU
PCMA
G729
G722
G726-16
G726-24
G726-32
G726-40
It configures the codec of multicast paging.
Codecs G726-16, G726-24 and G726-40 are
not applicable to SIP-T21P IP phones.
G726-16, G726-24, G726-32, G726-40,
G723_53 are not applicable to CP860 IP
phones.
The default value is G722.
Features->General Information->
Multicast Codec