Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
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Changes for Release V85, Guide Version V85.2
Documentations of the newly released T3 phones have also been added.
The following sections are new for this version:
l Device Management
Major updates have occurred to the following section:
l Custom Logo Configuration
Changes for Release V85, Guide Version V85.1
The following sections are new for this version:
l Out of Service
l PIN Code Provisioning Settings Configuration
l Smart Noise Filtering
l Unify Parameters
l Example: Using VPN based on L2TP Prototol
l Exporting the OpenVPN Configuration File from the Phone
l Importing the OpenVPN Configuration File to Phone
l Dsskey Page Reset Configuration
Major updates have occurred to the following sections:
l Bluetooth
l Language
l MWI for Voice Mail Configuration
l Call Park and Retrieve Configuration
l Call Transfer Configuration
l LDAP Configuration
l SCA Configuration
l BLA Configuration
l VPN Configuration
l Internet Port and PC Port Configuration
l Warnings Display
l BroadSoft Settings
l Wi-Fi Configuration
l Ethernet Interface MTU Parameters
l Call Display Configuration
l Network Conference Configuration
l Handset/Headset/Speakerphone Mode Configuration
l Power LED Indicator Configuration
l Macro Action Strings
l Web Server Type Configuration
l Return Code for Refused Call Configuration
l Return Code for Unanswered Call Configuration
l DND Settings Configuration
l Line Keys Configuration
l Multicast Paging Settings Configuration
l Ringer Volume Configuration
l Encryption and Decryption Configuration

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