Yealink SIP-T48G Administrator's Manual page 403

Details of Configuration Parameters:
Parameters
account.X.sip_server.Y.address
(X ranges from 1 to 16, Y ranges from 1 to 2)
Description:
Configures the IP address or domain name of the SIP server Y for account X.
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G).
X ranges from 1 to 12 (for SIP-T42G).
X ranges from 1 to 6 (for SIP-T41P/T27P).
X ranges from 1 to 3 (for SIP-T23P/G).
X ranges from 1 to 2 (for SIP-T21(P) E2).
Example:
account.1.sip_server.1.address = yealink.pbx.com
Web User Interface:
Account->Register->SIP Server Y->Server Host
Phone User Interface:
None
account.X.sip_server.Y.port
(X ranges from 1 to 16, Y ranges from 1 to 2)
Description:
Configures the port of the SIP server Y for account X.
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G).
X ranges from 1 to 12 (for SIP-T42G).
X ranges from 1 to 6 (for SIP-T41P/T27P).
X ranges from 1 to 3 (for SIP-T23P/G).
X ranges from 1 to 2 (for SIP-T21(P) E2).
Example:
account.1.sip_server.1.port = 5060
Web User Interface:
Account->Register ->SIP Server Y->Port
Phone User Interface:
None
account.X.sip_server.Y.expires
(X ranges from 1 to 16, Y ranges from 1 to 2)
Configuring Advanced Features
Permitted Values Default
String within 256
Blank
characters
Integer from 0 to
5060
65535
Integer from 30
3600
to 2147483647
389