Yealink SIP-T2xP Auto Provisioning Manual page 237

Parameter
account.X.outbound_port =
(SIP-T28P/T48G/T46G: X ranges from 1 to 6.
SIP-T26P/T22P/ T42G/T41P: X ranges from 1 to 3.
SIP-T21P/T20P: X ranges from 1 to 2.
SIP-T19P/CP860: X=1)
voice_mail.number.X =
(SIP-T28P/T48G/T46G: X ranges from 1 to 6.
SIP-T26P/T22P/ T42G/T41P: X ranges from 1 to 3.
SIP-T21P/T20P: X ranges from 1 to 2.
SIP-T19P/CP860: X=1.)
account.X.proxy_require =
(SIP-T28P/T48G/T46G: X ranges from 1 to 6.
SIP-T26P/T22P/ T42G/T41P: X ranges from 1 to 3.
SIP-T21P/T20P: X ranges from 1 to 2.
SIP-T19P/CP860: X=1.)
account.X.sip_trust_ctrl =
(SIP-T28P/T48G/T46G: X ranges from 1 to 6.
SIP-T26P/T22P/ T42G/T41P: X ranges from 1 to 3.
SIP-T21P/T20P: X ranges from 1 to 2.
Permitted Values
It configures the port of the outbound proxy
Integer from 0 to
server for account X.
65535
The default value is 5060.
It configures the voice mail number for
String within 99
account X.
characters
The default value is blank.
It configures the proxy server for account X.
String within 256
characters
The default value is blank.
It enables or disables the phone to only
accept the message from the trusted server
0 or 1
for account X.
0-Disabled
Descriptions
Account->Register ->Outbound Proxy
Server->Port
Account-> Advanced->Voice Mail
Account->Basic-> Proxy Require
Appendix
Web Setting Path
227