Yealink SIP-T31G Administrator's Guide

Network Configurations
45
Default
1
Supported
Devices
T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T42U, T42S, T41S, T29G, T27G
[1]
If you change this parameter, the phone will reboot to make the change take effect.
[2]
X is Wi-Fi ID. X=1-5.
Wireless Network IP Addressing Mode Configuration
The following table lists the parameters you can use to configure IP addressing mode for the wireless network.
Parameter
static.network.wifi.ip_address_mode
[1]
<y0000000000xx>.cfg
Description
It configures the IP addressing mode for the wireless network.
Permitted
Values
0-IPv4
1-IPv6
2-IPv4 & IPv6
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T46U, T46S, T43U, T42U, T42S, T41S, T27G, CP920
Web UI
Network > Wi-Fi > Internet Port > Mode (IPv4/IPv6)
Phone UI
Color Screen Phones:
Menu > Advanced (default password: admin) > Network > Wi-Fi Port > IP Mode
Black-and-white Screen Phones:
Menu > Settings > Advanced Settings (default password: admin) > Network > Wi-Fi Port > IP Mode
Parameter
static.network.wifi.preference
[1]
<y0000000000xx>.cfg
Description
It specifies IPv4 or IPv6 as the preferred wireless network in a Dual-Stack mode.
Note: It works only if “static.network.wifi.ip_address_mode” is set to 2 (IPv4 & IPv6).
Permitted
Values
0-IPv6
1-IPv4
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T46U, T46S, T43U, T42U, T42S, T41S, T27G, CP920
Web UI
Network > Wi-Fi > Internet Port > Preference(IPv4/IPv6)
Phone UI
Color Screen Phones:
Menu > Advanced (default password: admin) > Network > Wi-Fi Port > Preference
Black-and-white Screen Phones:
Menu > Settings > Advanced Settings (default password: admin) > Network > Wi-Fi Port > Preference
[1]
If you change this parameter, the phone will reboot to make the change take effect.
IPv4 Wireless Network Configuration
The following table lists the parameters you can use to configure IPv4 wireless network.
Parameter
static.network.wifi.internet_port.type
[1]
<y0000000000xx>.cfg

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