Yealink SIP-T31G Administrator's Guide

Audio Features
150
Example:
pstn.account.1.ring_type = Ring3.wav
It means PSTN account 1 will use the Ring3.wav as the ring tone.
pstn.account.1.ring_type = Common
It means PSTN account 1 will use the ring tone selected for the IP phone configured by the parameter
“phone_setting.ring_type”.
Permitted
Values
Common, Ring1.wav, Ring2.wav, Ring3.wav, Ring4.wav, Ring5.wav, Ring6.wav, Ring7.wav,
Ring8.wav, Silent.wav, Splash.wav or custom ring tone name (for example, Customring.wav)
Default
Common
Supported
Devices
CP920
Web UI
Account > Basic > Ring Type
Phone UI
Menu > Settings > Basic Settings > Sound > Ring Tones > PSTN Account X
Parameter
ringtone.url <y0000000000xx>.cfg
Description
It configures the access URL of the custom ring tone file.
Permitted
Values
URL within 511 characters
Default
Blank
Web UI
T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U:
Settings > Preference > Upload Ringtone > Custom Ring > Upload Ringtone
Other Phones:
Settings > Preference > Upload Ringtone
Parameter
ringtone.delete <y0000000000xx>.cfg
Description
It deletes all custom ring tone files.
Permitted
Values
http://localhost/all
Default
Blank
Parameter
phone_setting.ringing_timeout <y0000000000xx>.cfg
Description
It configures the duration time (in seconds) in the ringing state.
If it is set to 180, the phone will stop ringing if the call is not answered within 180 seconds.
Permitted
Values
Integer from 1 to 3600
Default
120
Parameter
phone_setting.ring_for_tranfailed <y0000000000xx>.cfg
Description
It configures the ring tone when the phone fails to transfer a call and display "Transfer failed" on the
screen.
Permitted
Values
Ring1.wav, Ring2.wav, Ring3.wav, Ring4.wav, Ring5.wav, Ring6.wav, Ring7.wav, Ring8.wav,
Silent.wav or Splash.wav
For T3 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