Yealink SIP-T43U Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
381
Note: It works only if “features.direct_ip_call_enable" is set to 1 (Enabled). The phone cannot auto-
matically answer the incoming IP call when the IP phone is in a call or dialing even if IP call auto
answer is enabled.
Permitted
Values
0-Disabled
1-Enabled, the phone can automatically answer the IP call.
Default
0
Web UI
Features > General Information > IP Direct Auto Answer
Parameter
features.auto_answer.first_call_only <y0000000000xx>.cfg
Description
It enables or disables the phone to only automatically answer the incoming call when the phone is
idle.
Note: It works only if “account.X.auto_answer” or “features.ip_call.auto_answer.enable” is set to 1
(Enabled).
Permitted
Values
0-Disabled. If there is an incoming call arrived when the phone is in a call or dialing, the phone will
automatically answer after you end the current call or cancel the dialing.
1-Enabled. The phone can only automatically answer the incoming call arrived when the phone is
idle. If there is an incoming call arrived when the phone is in a call or dialing, you have to manually
pick up the incoming call.
Default
1
Parameter
features.auto_answer_delay <y0000000000xx>.cfg
Description
It configures the delay time (in seconds) before the phone automatically answers an incoming call.
Note: For the call coming from a SIP account, it works only if “account.X.auto_answer” is set to 1
(Enabled).
Permitted
Values
T48G/T46G/T42G/T41P/T29G:
Integer from 1 to 4
Other Phones:
Integer from 1 to 60
Default
1
Web UI
Features > General Information > Auto Answer Delay
Parameter
features.auto_answer_tone.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to play a warning tone when an incoming call is automatically
answered.
Note: For the call coming from a SIP account, it works only if “account.X.auto_answer” is set to 1
(Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Web UI
Features > General Information > Enable Auto Answer Tone
Parameter
features.auto_answer.ring_type <y0000000000xx>.cfg
Description
It configures a ring tone the phone plays before the incoming call is automatically answered.
Note: It works only if “features.auto_answer_tone.enable” is set to 1 (Enabled).
Permitted
Values
0 (beep tone)

Yealink SIP-T43U Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Sustainability certificates	REACH, RoHS
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Power consumption (typical)	2.2 W
Bluetooth version	4.1
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS, IPv6, LLDP/CDP/DHCP VLAN
USB 2.0 ports quantity	2
Lines quantity	12 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
Voice codecs	AGC, AJB, AMR-NB, AMR-WB, G.711Mu, G.711a, G.723.1, G.726, G.729ab, OPUS, PLC, VAD, iLBC
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	3.7 \
Display resolution	360 x 160 pixels
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	206.2 mm
Width	224.9 mm
Height	174.9 mm
Package depth	223 mm
Package width	246 mm
Package height	120 mm