Yealink SIP-T48G Administrator's Manual page 269

Procedure
Recall key can be configured using the configuration files or locally.
Configuration File
Local
ReCall Key
For more information on how to configure the DSS Key, refer to
DSS Key on page 549.
Parameter
linekey.X.type/
programablekey.X.type
Description:
Configures a DSS key as a recall key on the IP phone.
The digit 7 stands for the key type ReCall.
For line keys:
X ranges from 1 to 29 (for 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-T23P/G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
For programable keys:
X=1-10, 12-14 (for SIP-T48G/T46G)
X=1-10, 13 (for SIP-T42G/T41P)
X=1-14 (for SIP-T29G/T27P)
X=1-10, 14 (for SIP-T23P/T23G/T21(P) E2)
Example:
linekey.1.type = 7
<y0000000000xx>.cfg
Web User Interface
Phone User Interface
Permitted Values
Configuring Basic Features
Assign a recall key.
Parameter:
linekey.X.type/
programablekey.X.type
Assign a recall key.
Navigate to:
http://<phoneIPAddress>/servlet
?p=dsskey&q=load&model=0
Assign a recall key.
Appendix D: Configuring
Default
Refer to the
7
following content
255