Yealink SIP-T31G Administrator's Guide

Call Features
360
Permitted
Values
String within 16 characters
Default
Blank
Web UI
Settings > Dial Plan > Area Code > Code
Parameter
dialplan.area_code.min_len <y0000000000xx>.cfg
Description
It configures the minimum length of the entered number.
Note: It works only if “dialplan.digitmap.enable” and “account.X.dialplan.digitmap.enable” are set to 0
(Disabled).
Permitted
Values
Integer from 1 to 15
Default
1
Web UI
Settings > Dial Plan > Area Code > Min Length (1-15)
Parameter
dialplan.area_code.max_len <y0000000000xx>.cfg
Description
It configures the maximum length of the entered number.
Note: The value must be larger than the minimum length. It works only if “dialplan.digitmap.enable”
and “account.X.dialplan.digitmap.enable” are set to 0 (Disabled).
Permitted
Values
Integer from 1 to 15
Default
15
Web UI
Settings > Dial Plan > Area Code > Max Length (1-15)
Parameter
dialplan.area_code.line_id <y0000000000xx>.cfg
Description
It configures the desired line to apply the area code rule. The digit 0 stands for all lines. If it is left
blank, the area code rule will apply to all lines on the IP phone.
Note: Multiple line IDs are separated by commas. It works only if “dialplan.digitmap.enable” and
“account.X.dialplan.digitmap.enable” are set to 0 (Disabled).
Permitted
Values
0 to 16 (for T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G)
0 to 12 (for T53W/T53/T43U/T42U/T42S/T42G)
0 to 6 (for T41P/T41S/T27G)
0 to 4 (for T33P/T33G)
0 to 3 (for T40P/T40G/T23P/T23G)
0 to 2 (for T31P/T31G/T31/T21(P) E2)
0, 1 (for T30P/T30/T19(P) E2/CP920)
Default
Blank
Web UI
Settings > Dial Plan > Area Code > Account
Block Out Configuration
The following table lists the parameters you can use to configure the block out.
Parameter
dialplan.block_out.number.X
[1]
<y0000000000xx>.cfg
Description
It configures the block out numbers.

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