Yealink T40G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series IP Phones
180
Ext Keys
The ext keys take effect only if the expansion module is connected to the IP phone.
It is only applicable to T54S/T52S/T48S/T48G/T46S/T46G/T29G/T27P/T27G IP phones.
Topic
Ext Keys Configuration
Ext Keys Configuration
The following table lists the parameters you can use to configure ext keys.
Parameter
expkey.type_range.custom
<y0000000000xx>.cfg
Description
It configures the list for available ext key types list when configuring ext keys.
To assign function types, specify ext key type IDs which start with or without a
symbol ”+”. For example, “+2,15,16,7,4” or “2,15,16,7,4” means only “N/A”, “Forward”,
“Line”, “BLF”, “ReCall”, “Hold” types are available when you configure ext keys.
To remove a function type, specify ext key type IDs which start with symbol “-”. For
example, “-14, 5, 2” means to remove “Intercom”, “DND”, “Forward” types from the ext
key types list. These ext key types are not available when you configure ext keys.
Note: Multiple ext key type IDs are separated by commas. N/A type is always kept.
Permitted
Values
blank or 0 (all valid function types are available);
Dsskey type IDs.
For supported Dsskey types and IDs, refer to Supported Dsskey Types.
Default
Blank
Parameter
expansion_module.X.key.Y.type
[1]
<y0000000000xx>.cfg
Description
It configures the feature for a specific ext key.
Note: It is only applicable to T54S/T52S/T48S/T48G/T46S/T46G/T29G/T27P/T27G IP
phones.
Permitted
Values
0-N/A
1-Conference
2-Forward
3-Transfer
4-Hold
5-DND
7-ReCall
8-SMS
9-Direct Pickup
15-Line
16-BLF
17-URL
18-Group Listening
20-Private Hold
22-XML Group
23-Group Pickup
24-Multicast Paging
(Paging)
37-Switch (only applicable to ext key 1 for
T29G/T27P/T27G IP phones)
38-LDAP (only appear when
“ldap.enable=1”)
39-BLF List
40-Prefix
41-Zero Touch
42-ACD
45-Local Group

Yealink T40G Specifications

General

SIP Accounts	3
Wall Mountable	Yes
Opus Codec	No
Display	2.3 inch 132x64-pixel graphical LCD
Network	Dual-port Gigabit Ethernet
PoE	Yes
Headset Support	Yes, RJ9 port
Power Adapter	Optional
Voice Codecs	G.722, G.711(A/μ), G.729AB, G.726
Local Phonebook	1000 entries