Yealink SIP-T52S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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Parameter
Permitted Values
Default
1-Enabled
Note: It is only applicable to CP860/CP920 IP phones. It works only if the value of the
parameter “features.usb_call_recording.enable” is set to 1 (Enabled).
Web User Interface:
None
Phone User Interface:
None
CSTA Control
User Agent Computer Supported Telecommunications Applications (uaCSTA) is explained in
detail in Using CSTA for SIP Phone User Agents (uaCSTA) and Services for Computer Supported
Telecommunications Applications Phase III.
The uaCSTA feature on the phone may be used for remote control of the phone from computer
applications such as PC softphone. You can use the application to control the phone to perform
basic call operations. For example, place a call, answer a call, end a call and transfer a call to
another party.
It is not applicable to SIP-T19(P) E2/CP860 IP phones.
Procedure
The uaCSTA feature can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure uaCSTA feature.
Parameter:
features.csta_control.enable
Web User Interface
Configure uaCSTA feature.
Navigate to:
http://<phoneIPAddress>/servlet?p=f
eatures-remotecontrl&q=load
Details of the Configuration Parameter:
Parameter
Permitted Values
Default
features.csta_control.enable
0 or 1
0
Description:
Enables or disables the uaCSTA (User Agent Computer Supported Telecommunications

Yealink SIP-T52S Specifications

General

Touchscreen	-
Display diagonal	2.8 \
Backlight display	Yes
Display resolution	320 x 240 pixels
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
Bluetooth version	2.1+EDR
Security algorithms	802.1x RADIUS, HTTPS, MD5
Ethernet LAN interface type	Gigabit Ethernet
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	G.722, G.723, G.723.1, G.726, OPUS, iLBC
Volume control	Digital
Operating temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Front camera	No
Operating system installed	Linux

Weight and Dimensions

Depth	212 mm
Width	211.6 mm
Height	166.8 mm