Yealink SIP-T27G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Save the language pack and place it to the provisioning server.
Custom Language for Phone Display Configuration
The following table lists the parameters you can use to configure a custom language for the phone display.
Parameter
gui_lang.url <y0000000000xx>.cfg
Description
It configures the access URL of the custom LCD language pack for the phone user interface.
Note: You can also download multiple language packs to the phone simultaneously.
Permitted
Values
URL within 511 characters
Default
Blank
Parameter
gui_lang.delete <y0000000000xx>.cfg
Description
It deletes the specified or all custom LCD language packs of the phone user interface.
Permitted
Values
For example http://localhost/all or http://localhost/X.GUI.name.lang
X starts from 017, “name” is replaced with the language name.
Default
Blank
Example: Setting a Custom Language for Phone Display
The following example shows the configuration for uploading custom language files “017.GUI.English_17.lang” and
“018.GUI.English_18.lang”, and then specify “017.GUI.English_17.lang” to display on the phone user interface.
These language files are customized and placed on the provisioning server “192.168.10.25”.
Example
gui_lang.url= http://192.168.10.25/017.GUI.English_17.lang
gui_lang.url= http://192.168.10.25/018.GUI.English_18.lang
lang.gui=English_17

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