Yealink IP Phones Auto provisioning Guide
114
Parameter
Permitted Values
Descriptions
Web Setting Path
SIP-T20P phones)
It takes effect after a reboot.
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
1-Custom certificates
2-All certificates
The default value is 2.
It takes effect after a reboot.
Security->Trusted Certificates->CA
Certificates
Summary of Contents for SIP-CP860
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Page 79: ...Appendix 69 4 Fill the provisioning server address in the input field ...