Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
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Web UI
Dsskey > Ext Key > Label
Parameter
expansion_module.X.key.Y.extension
[1]
<y0000000000xx>.cfg
Description
For multicast paging:
It configures the channel of the multicast paging group.
For the BLF/BLF list/intercom feature:
It configures the pickup code.
Note: It is only applicable when “expansion_module.X.key.Y.type” is set to 14, 16, 24 or 39.
Permitted
Values
For multicast paging:
0 to 31
For the BLF/BLF list/intercom feature:
String within 256 characters
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T29G, T27G
Web UI
Dsskey > Ext Key > Extension
Parameter
expansion_module.X.key.Y.xml_phonebook
[1]
<y0000000000xx>.cfg
Description
It specifies a specific group/phone book when multiple groups/phone books are configured on the
phone.
For example, both Remote Phone Book 1 “Sell” and Remote Phone Book 2 “Market” are configured
on the phone, you can configure “expansion_module.X.key.Y.xml_phonebook = 0” to specify the
Remote Phone Book 1 “Sell” for the specific ext key. The user can press this line key to access the
Remote Phone Book 1 “Sell”.
Note: It is only applicable when “expansion_module.X.key.Y.type” is set to 22 or 45.
Permitted
Values
Integer from 0 to 48
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T29G, T27G
Web UI
Dsskey > Ext Key > Ext KeyX > Line
[1]
X is the expansion module ID, Y is the EXT key ID. For T57W/T54W/T53W/T53/T48U/T46U/T43U, X=1-3, Y=1-60;
For T48S/T48G/T46S/T46G, X=1-6, Y=1-40; for T29G/T27G, X=1-6, Y=1-20, 22-40.
Dsskey Lock Configuration
The following table lists the parameters you can use to configure dsskey lock.
Parameter
custom.features.dsskey_lock_type <y0000000000xx>.cfg
Description
It configures which types of dsskeys to be locked on the phone.
Multiple dsskey type IDs are separated by commas.
Permitted
Values
Blank (all valid function types are not locked); dsskey type IDs. For supported dsskey types and IDs,
refer to Supported Dsskey Types.

Yealink SIP-T31G Specifications

General

Mounting kit	Yes
Number of handles included	1 pc(s)
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	G.722, G.729, AGC, G.729A, AJB, PLC, G.711Mu, VAD, G.711a, G.723.1, G.726, iLBC, CNG, OPUS
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	3 W
Lines quantity	2 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	2
Sustainability certificates	RoHS, REACH
Networking standards	IEEE 802.3af, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	188 mm
Height	162 mm
Package depth	210 mm
Package width	213 mm
Package height	103 mm