Yealink SIP-T2XP, Provisioning Manual

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Yealink IP Phones Auto provisioning Guide
112
Parameter Permitted Values Descriptions Web Setting Path
voice.group_spk_vol =
(not applicable to CP860 IP phones)
Integer from 1 to 15
It configures the receiving volume of the
group listening mode.
The default value is 8.
voice.ring_vol = Integer from 1 to 15
It configures the volume of ringer.
The default value is 8.
voice.rtcp.send_goodbye.enable =
(only applicable to CP860 IP phones)
0 or 1
It enables or disables the IP phone to send
Goodbye RTCP packet to the Server.
0-Disabled
1-Enabled
The default value is 1.
voice.handfree.spk_vol = Integer from 1 to 15
It configures the receiving volume of
speaker.
The default value is 8.
It takes effect after a reboot (only for
SIP-T28P/T26P/T22P/T20P IP phones).
voice.handset.spk_vol =
(not applicable to CP860 IP phones)
Integer from 1 to 15
It configures the receiving volume of
handset.
The default value is 8.
It takes effect after a reboot (only for
SIP-T28P/T26P/T22P/T20P IP phones).