Yealink SIP-T2XP Administrator's Manual page 531

This section provides the DSS key parameters you can configure on IP phones. DSS key
consists of memory key, line key and programable key. The following table lists the
number of DSS keys you can configure for each phone model:
Phone Model
SIP-T28P
SIP-T26P
SIP-T22P
SIP-T20P
Note
The programable key takes effect only if the IP phone is idle.
DSS key can be assigned with various key features. The parameters of the DSS key are
detailed in the following:
Parameter-
memorykey.X.type
Parameter-
linekey.X.type
Parameter-
programablekey.X.type
Description
Line Key Memory Key
6
3
3
2
Configuration File
<y0000000000xx>.cfg
Configures key feature for the DSS key.
For memory keys:
X ranges from 1 to 10 (
For line keys:
X ranges from 1 to 6 (for SIP-T28P)
X ranges from 1 to 3 (for SIP-T26P/T22P).
X ranges from 1 to 2 (for SIP-T20P).
For programable keys:
X ranges from 1 to 14 (for SIP-T28/T26P)
X=1-10, 14 (for SIP-T22P)
X=5-12, 14 (for SIP-T20P)
For memory keys:
Valid types are:
N/A

Programable Key
10 14
10 14
/ 13
/
for SIP-T28/T26P
Appendix
9
).
513