Yealink SIP-T31G Administrator's Guide

Phone Provisioning
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Template File File Name Description Reference in Section
Keypad Input
Method File
ime.txt
Russian_ime.txt
Hebrew_ime.txt
Customize the existing input method.
Keypad Input Method
File Customization
Onscreen Key-
board Input
Method File
keyboard_lang.xml
keyboard_ime_*.xml
keyboard_layout_*.xml
Customize the onscreen keyboard input
method.
Onscreen Keyboard
Input Method File Cus-
tomization
Replace Rule
Template
DialPlan.xml Customize replace rules for the dial plan.
Replace Rule File
Customization
Dial Now Tem-
plate
DialNow.xml Customize dial now rules for the dial plan.
Dial Now File Cus-
tomization
Softkey Layout
Template
CallFailed.xml
CallIn.xml
Connecting.xml
Dialing.xml
RingBack.xml
Talking.xml
Customize soft key layout for different call
states.
Softkey Layout File
Customization
Directory Tem-
plate
favorite_setting.xml Customize the directory list.
Directory List File Cus-
tomization
Super Search
Template
super_search.xml Customize the search source list.
Search Source File
Customization
Local Contact File contact.xml Add or modify multiple local contacts.
Local Contact File
Customization
Remote Phone
Book Template
Department.xml
Menu.xml
Add or modify multiple remote contacts.
Remote Phone Book
File Customization
Screen Saver
Template
CustomScreenSaver.xml
Customize the XML items (for example, noti-
fications, company logo) which will be dis-
played on the screen saver.
Screensaver Display
Customization
Files Download Process
When you provision the phones, the phones will request to download the boot files, configuration files and resource
files from the provisioning server according to the following flowchart:

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