Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
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Default
Blank
Parameter
account.X.dialplan.digitmap.apply_to.history_dial
[1]
<MAC>.cfg
Description
It enables or disables the digit map to be applied to the numbers (received calls or missed calls)
dialed from call log lists.
Note: It works only if “account.X.dialplan.digitmap.enable” is set to 1 (Enabled). The value configured
by the parameter “account.X.dialplan.digitmap.apply_to.history_dial” takes precedence over that con-
figured by this parameter.
Permitted
Values
0-Disabled
1-Enabled
Default
Blank
Parameter
account.X.dialplan.digitmap.apply_to.forward
[1]
<MAC>.cfg
Description
It enables or disables the digit map to be applied to the numbers that you want to forward to when per-
forming call forward.
Note: It works only if “account.X.dialplan.digitmap.enable” is set to 1 (Enabled). The value configured
by the parameter “account.X.dialplan.digitmap.apply_to.forward” takes precedence over that con-
figured by the parameter “dialplan.digitmap.apply_to.forward”.
Permitted
Values
0-Disabled
1-Enabled, the incoming calls will be forwarded to the desired destination number according to the
string of the digit map.
Default
Blank
Parameter
account.X.dialplan.digitmap.apply_to.press_send
[1]
<MAC>.cfg
Description
It enables or disables the entered number to match the predefined string of the digit map after press-
ing a send key using off-hook dialing.
The off-hook dialing includes: pick up the handset, press the Speakerphone key or press the line key
when the phone is idle.
Note: It works only if “account.X.dialplan.digitmap.enable” is set to 1 (Enabled). The value configured
by the parameter “account.X.dialplan.digitmap.apply_to.press_send” takes precedence over that con-
figured by the parameter “dialplan.digitmap.apply_to.press_send”.
Permitted
Values
0-Disabled
1-Enabled
Default
Blank
[1]
X is the account ID. For T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G, X=1-16; for
T53W/T53/T43U/T42G/T42U/T42S, X=1-12; for T41P/T41S/T27G, X=1-6; for T33P/T33G, X=1-4; for
T40P/T40G/T23P/T23G, X=1-3; for T31P/T31G/T31/T21(P) E2, X=1-2; for T30P/T30/T19(P) E2/CP920, X=1.
Emergency Dialplan and Enhanced 911
You can dial the emergency telephone number (emergency services number) at any time when the IP phone is
powered on and has been connected to the network. It is available even if your phone keypad is locked or no SIP
account is registered.
Yealink phones support emergency dialplan and enhanced 911.
Emergency Dial Plan
You can configure the emergency dial plan for the phone (for example, emergency number, emergency routing).
The phone determines if this is an emergency number by checking the emergency dial plan. When placing an emer-
gency call, the call is directed to the configured emergency server. Multiple emergency servers may need to be

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