Yealink SIP-T31G Administrator's Guide

Call Features
412
Description
It enables or disables to synchronize the feature status between the IP phone and the server.
Permitted
Values
0-Disabled
1-Enabled, the phone sends a SUBSCRIBE message with event “as-feature-event” to the server.
Default
0
Parameter
account.X.feature_key_sync.enable
[1]
<y0000000000xx>.cfg
Description
It enables or disables to synchronize the feature status between the IP phone and the server for
account X.
Note: The value configured by this parameter takes precedence over that configured by the parameter
"features.feature_key_sync.enable".
Permitted
Values
0-Disabled
1-Enabled, the phone to send a SUBSCRIBE message with event “as-feature-event” to the server.
Default
Blank
Supported
Devices
All phones except T48G, T46G, T42G, T41P, T29G and CP920
Parameter
features.forward.feature_key_sync.enable <y0000000000xx>.cfg
Description
It enables or disables the forward feature synchronization.
Note: It works only if “features.feature_key_sync.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled, server-based call forward is enabled. Server and local phone call forward are syn-
chronized.
Default
1
Parameter
account.X.forward.feature_key_sync.enable
[1]
<MAC>.cfg
Description
It enables or disables the forward feature synchronization for account X.
Note: The value configured by this parameter takes precedence over that configured by the parameter
"features.forward.feature_key_sync.enable". It works only if “account.X.feature_key_sync.enable” is
set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled, server-based call forward is enabled. Server and local phone call forward are syn-
chronized.
Default
Blank
Supported
Devices
All phones except T48G, T46G, T42G, T41P, T29G and CP920
Parameter
features.forward.feature_key_sync.local_processing.enable <y0000000000xx>.cfg
Description
It enables or disables the local forward when call forward feature synchronization is enabled.
Note: It works only if “features.feature_key_sync.enable” and “features.forward.feature_key_syn-
c.enable” are set to 1 (Enabled). The value configured by the parameter “accoun-
t.X.features.forward.feature_key_sync.local_processing.enable” takes precedence over that
configured by this parameter.
Permitted
Values
0-Disabled, call forward is performed on the server side only.
1-Enabled, call forward is performed on both server side and locally.

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