Yealink SIP-T27G 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-T27G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Gold
Wall mountable	Yes
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
RJ-9 ports quantity	2
USB 2.0 ports quantity	1
Voice codecs	CNG, G.711, G.722, G.723.1, G.726, G.729, G.729ab, VAD, iLBC
Dual-Tone Multi-Frequency (DTMF) modes	SIP info
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Bluetooth	-
Security algorithms	AES, MD5
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Volume control	Digital
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm