Yealink SIP-T2XP, Provisioning Manual

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Yealink IP Phones Auto provisioning Guide
114
Parameter Permitted Values Descriptions Web Setting Path
voice.handfree_send =
(only applicable to SIP-T28P, SIP-T26P, SIP-T22P and
SIP-T20P IP phones)
Integer from 1 to 53
It configures the sending volume of speaker.
The default value is 35.
It takes effect after a reboot.
Features-> Audio->Handfree Send
Volume (1~53)
voice.handset_send =
(only applicable to SIP-T28P, SIP-T26P, SIP-T22P and
SIP-T20P phones)
Integer from 1 to 53
It configures the sending volume of handset.
The default value is 25.
It takes effect after a reboot.
Features-> Audio->Handset Send
Volume (1~53)
voice.headset_send =
(only applicable to SIP-T28P, SIP-T26P, SIP-T22P and
SIP-T20P phones)
Integer from 1 to 53
It configures the sending volume of headset.
The default value is 30.
It takes effect after a reboot.
Features-> Audio->Headset Send
Volume (1~53)
security.trust_certificates = 0 or 1
It enables or disables the phone to only
accept the certificates in the Trusted
Certificates list.
0-Disabled
1-Enabled
The default value is 1.
It takes effect after a reboot.
Security->Trusted Certificates->Only
Accept Trusted Certificates
security.ca_cert = 0, 1 or 2
It configures the source certificates for the
phone to authenticate for TLS connection.
0-Default certificates
Security->Trusted Certificates->CA
Certificates