Yealink SIP-T2 SERIES Administrator's Manual page 509

The following table lists line number values for each phone model.
Phone Model
SIP VP-T49G/SIP-T48G/T46G/T29G
SIP-T42G
SIP-T41P/T27P
SIP-T40P/T23P/T23G
SIP-T21(P) E2
SIP-T19(P) E2/CP860
Example of a SIP REGISTER message:
REGISTER sip:10.2.1.48:5060 SIP/2.0
Via: SIP/2.0/UDP 10.3.20.14:5060;branch=z9hG4bK3990593443
From: "11" <sip:11@10.2.1.48:5060>;tag=255071842
To: "11" <sip:11@10.2.1.48:5060>
Call-ID: 1_2369214377@10.3.20.14
CSeq: 2 REGISTER
Contact: <sip:11@10.3.20.14:5060;line=1da6aa8d7254654>
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER,
PUBLISH, UPDATE, MESSAGE
Max-Forwards: 70
User-Agent: Yealink SIP-T23G 44.80.0.60
Expires: 0
Allow-Events: talk,hold,conference,refer,check-sync
Line: 1
Content-Length: 0
Procedure
SIP send line can be configured using the configuration files or locally.
Configuration File
Local
Line Number
0~15
0~11
0~5
0~2
0~1
0
<MAC>.cfg
Web User Interface
Configuring Basic Features
Description
0~15 stand for line1~line16
0~11 stand for line1~line12
0~5 stand for line1~line6
0~2 stand for line1~line3
0~1 stand for line1~line2
0 stand for line1
Configure SIP send line on a
per-line basis.
Parameters:
account.X.register_line
Configure SIP send line on a
per-line basis.
Navigate to:
For
SIP-T48G/T46G/T42G/T41P/T40P/T2
9G/T27P/T23P/T23G/T21(P)
E2/T19(P) E2/CP860:
487