Supported Dss Keys; Supported Dsskey Types - Yealink SIP-T5 Series Administrator's Manual

Administrator's Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones

Supported DSS Keys

The following table lists the number of DSS keys you can configure for each phone model:
Phone Model Line Keys Programmable Keys Ext Keys
T57W
T54W
T53W/T53/T43U
T48U
T48G/T48S
T46U
T46S/T46G
T42U/T42G/T42S
T41P/T41S
T40P/T40G
T29G
T27G
T23P/T23G
T19(P) E2
CP920
Note : The programmable key takes effect only if the phone is idle.
The ext key takes effect only if the expansion module is connected to the phone.

Supported Dsskey Types

The supported Dsskey function types vary by line keys, programmable keys, and Ext keys.
ID DSS Key Types
0 N/A
Conference
1
(Line key/Ext key)
2 Forward
Transfer
3
(Line key/Ext key)
Hold
4
(Line key/Ext key)
5 DND
7 Recall
254
29 9
27 15
21 13
29 15
29 15
27 15
27 15
15 13
15 13
3 13
27 16
21 16
3 13
/ 13
/ 8
ID DSS Key Types
20 Private Hold
22 XML Group
23 Group Pickup
Paging(Multicast
24 Paging)
(Line key/Ext key)
Record
25
(Line key/Ext key)
27 XML Browser
History
28
(Programmable key)
60
60
60
60
40
60
40
/
/
/
39
39
/
/
/
ID DSS Key Types
Switch Account Up
51
(Programmable key)
Switch Account Down
52
(Programmable key)
Retrieve Park
56
(Line key/Ext key)
61
66
Custom Key (only appear when "fea-
73
tures.enhanced_dss_keys.enable = 1")
Mobile Account (only appear when the
77 Bluetooth-enabled mobile phone is con-
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nected)