Yealink SIP-T2 SERIES Administrator's Manual page 633

Configuring Advanced Features
Parameters Permitted Values Default
Phone User Interface:
Menu->Features->DSS Keys->Line Key X->Label
URL Record Key
Parameters Permitted Values Default
linekey.X.type/ Refer to the following
35
expansion_module.X.key.Y.type content
Description:
Configures a DSS key as a URL record key on the IP phone.
The digit 35 stands for the key type URL Record.
For line keys:
X ranges from 1 to 29 (for SIP VP-T49G/SIP-T48G)
X ranges from 1 to 27 (for SIP-T46G/T29G)
X ranges from 1 to 15 (for SIP-T42G/T41P)
X ranges from 1 to 21 (for SIP-T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
For ext keys:
X ranges from 1 to 6, Y ranges from 1 to 20, 22 to 40 (Ext key 21 cannot be
configured).
Example:
linekey.2.type = 35
Default:
For SIP VP-T49G/SIP-T48G IP phones:
The default value of the line key 1-16 is 15, and the default value of the line key
17-29 is 0.
For SIP-T46G/T29G IP phones:
The default value of the line key 1-16 is 15, and the default value of the line key
17-27 is 0.
For SIP-T42G IP phones:
The default value of the line key 1-12 is 15, and the default value of the line key
13-15 is 0.
For SIP-T41P IP phones:
611