Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
62
Default
1
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
Web UI
Network > Advanced > VPN > Mode
Parameter
static.network.l2tp_server.address
[1]
<y0000000000xx>.cfg
Description
It configures the L2TP server address.
Note: It works only if "static.network.vpn.mode" is set to 0 (L2TP).
Permitted
Values
String within 512 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
Web UI
Network > Advanced > VPN > Layer 2 Tunneling Protocol(L2TP) > L2TP Server Address
Parameter
static.network.l2tp_server.username
[1]
<y0000000000xx>.cfg
Description
It configures the user name of the L2TP server.
Note: It works only if "static.network.vpn.mode" is set to 0 (L2TP).
Permitted
Values
String within 512 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
Web UI
Network > Advanced > VPN > Layer 2 Tunneling Protocol(L2TP) > Authentication Name
Parameter
static.network.l2tp_server.password
[1]
<y0000000000xx>.cfg
Description
It configures the password of the L2TP server.
Note: It works only if "static.network.vpn.mode" is set to 0 (L2TP).
Permitted
Values
String within 512 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
Web UI
Network > Advanced > VPN > Layer 2 Tunneling Protocol(L2TP) > Authentication Password
[1]
If you change this parameter, the phone will reboot to make the change take effect.
Example: Using VPN based on L2TP Prototol
Before you begin
You have set up the L2TP VPN server.
Procedure
1.
Set the following parameters in the configuration file and perform an auto provisioning.
#Set the VPN type to L2TP.
static.network.vpn.mode = 0

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