Yealink SIP-T27G Administrator's Guide

Security Features
106
Default
0
Web UI
Features > Phone Lock > Phone Lock Enable
Phone UI
Color Screen Phones:
Menu > Basic > Phone Lock > Lock Enable
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Phone Lock > Lock Enable
Parameter
phone_setting.phone_lock.lock_key_type <y0000000000xx>.cfg
Description
It configures the type of phone lock.
Note: It works only if “phone_setting.phone_lock.enable” is set to 1 (Enabled).
Permitted
Values
0-All Keys
1-Function Keys
2-Menu Key
Default
0
Supported
Devices
All phones except T57W, T48U, T48S and T48G
Web UI
Features > Phone Lock > Phone Lock Type
Phone UI
Color Screen Phones:
Menu > Basic > Phone Lock > Lock Type
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Phone Lock > Lock Type
Parameter
phone_setting.phone_lock.unlock_pin <y0000000000xx>.cfg
Description
It configures the password for unlocking the phone.
Permitted
Values
Characters within 15 digits
Default
123
Web UI
Features > Phone Lock > Phone Unlock PIN (0~15 Digit)
Phone UI
Color Screen Phones:
Menu > Basic > Change PIN
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Change PIN
Parameter
phone_setting.phone_lock.lock_time_out <y0000000000xx>.cfg
Description
It configures the idle time (in seconds) before the phone is automatically locked.
The default value is 0 (the phone is locked only by long pressing the pound key or pressing the phone
lock DSS key).
Note: It works only if “phone_setting.phone_lock.enable” is set to 1 (Enabled).
Permitted
Values
Integer from 0 to 3600
Default
0

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