Yealink SIP-T52S Administrator's Guide

Configuring Basic Features
393
4. Press the Save soft key to accept the change.
To configure auto answer and auto answer mute via phone user interface:
1. Press Menu->Features->Auto Answer.
2. Press the or soft key to select Enabled from the Status field.
3. Press the or soft key to select Enabled from the Auto Answer Mute field.
4. Press the Save soft key to accept the change.
IP Direct Auto Answer
IP direct auto answer allows IP phones to automatically answer an IP address call. IP direct auto
answer works only if allow IP call is enabled. For more information on allow IP call, refer to
Allow IP Call on page 394.
Procedure
IP direct auto answer can only be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure IP direct auto answer
feature.
Parameter:
features.ip_call.auto_answer.enable
Web User Interface
Configure IP direct auto answer
feature.
Navigate to:
http://<phoneIPAddress>/servlet?p
=features-general&q=load
Details of Configuration Parameter:
Parameter
Permitted Values
Default
features.ip_call.auto_answer.enable
0 or 1
0
Description:
Enables or disables the auto answer feature for IP call.
0-Disabled
1-Enabled
If it is set to 1 (Enabled), the IP phone can automatically answer an IP call.
Note: It works only if the value of the parameter “features.direct_ip_call_enable” is set to 1
(Enabled). The IP phone cannot automatically answer the incoming IP call during a call even
if IP call auto answer is enabled.

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