Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
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Clearing User's Personalized Configuration Settings
Keeping User’s Personalized Settings Configuration
The following table lists the parameters you can use to keep the user's personalized settings.
Parameter
static.auto_provision.custom.protect <y0000000000xx>.cfg
Description
It enables or disables the phone to keep the user’s personalized settings after auto provisioning.
Note: The provisioning priority mechanism (phone/web user interface > central provisioning > factory
defaults) takes effect only if the value of this parameter is set to 1 (Enabled). If “overwrite_mode” is set
to 1 in the boot file, the value of this parameter will be set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled, <MAC>-local.cfg file generates and personalized non-static settings configured via the
web or phone user interface will be kept after auto provisioning.
Default
0
Parameter
static.auto_provision.custom.sync <y0000000000xx>.cfg
Description
It enables or disables the phone to upload the <MAC>-local.cfg file to the server each time the file
updates, and to download the <MAC>-local.cfg file from the server during auto provisioning.
Note: It works only if “static.auto_provision.custom.protect” is set to 1 (Enabled). The upload/download
path is configured by the parameter “static.auto_provision.custom.sync.path”.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Parameter
static.auto_provision.custom.sync.path <y0000000000xx>.cfg
Description
It configures the URL for uploading/downloading the <MAC>-local.cfg file.
If it is left blank, the phone will try to upload/download the <MAC>-local.cfg file to/from the provisioning
server.
Note: It works only if “static.auto_provision.custom.sync" is set to 1 (Enabled).
Permitted
Values
URL
Default
Blank
Parameter
static.auto_provision.custom.upload_method <y0000000000xx>.cfg
Description
It configures the way the phone uploads the <MAC>-local.cfg file, <MAC>-calllog.xml file or <MAC>-
contact.xml file to the provisioning server (for HTTP/HTTPS server only).
Permitted
Values
0-PUT
1-POST
Default
0
Auto Provisioning Flowchart for Keep User’s Personalized Configuration
Settings
The following shows an auto provisioning flowchart for Yealink phones when a user wishes to keep the user’s per-
sonalized configuration settings.

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