Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
60
Web UI
Network > Advanced > Port Link > PC Port Link
Para-
meter
static.network.vlan.pc_port_mode
[1]
<y0000000000xx>.cfg
Descrip-
tion
It configures how the phone processes packets for the PC port when VLAN is enabled on the PC port.
Per-
mitted
Values
0-The phone forwards the packets sent from the PC port to the Internet port directly.
1-If there are no VLAN tags in the packets sent from the PC port to the Internet port, the phone tags the
packets and then forward them; else, the phone forwards the packets directly.
Default
1
Sup-
ported
Devices
All phones except CP920
Para-
meter
static.network.pc_port.mode
[1]
<y0000000000xx>.cfg
Descrip-
tion
It configures the PC port mode.
Per-
mitted
Values
0-The phone can only share the wired network with the connected PC, not the wireless network.
1-The phone can share both the wired network and wireless network with the connected PC.
Default
0
Sup-
ported
Devices
T57W, T54W, T53W, T53
Case
Scenario
When the phone is connected to the wireless network, the office's PC can obtain the network through the
phone's PC port.
[1]
If you change this parameter, the phone will reboot to make the change take effect.
VPN
Yealink phones use OpenVPN or L2TP (not available on T3 phones) to achieve VPN feature.
For more information on OpenVPN, refer to OpenVPN Feature on Yealink phones.
Topics
OpenVPN Related Files
VPN Configuration
Example: Using VPN based on L2TP Prototol
Exporting the OpenVPN Configuration File from the Phone
Importing the OpenVPN Configuration File to Phone
OpenVPN Related Files
To use OpenVPN, you should collect the VPN-related files into one archive file in .tar format and then upload this tar
file. The VPN-related files include certificates (ca.crt and client.crt), key (client.key) and the configuration file
(vpn.cnf) of the VPN client.
The following table lists the name of the OpenVPN certificates and key in the configuration file (vpn.cnf) for Yealink
phones:

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