Yealink SIP-T52S Administrator's Guide

Configuring Advanced Features
597
Parameters
Permitted Values
Default
Configures the user name used to login the LDAP server.
This parameter can be left blank in case the server allows anonymous to login. Otherwise
you will need to provide the user name to login the LDAP server.
Example:
ldap.user = cn=manager,dc=yealink,dc=cn
Web User Interface:
Directory->LDAP->Username
Phone User Interface:
None
ldap.password
String within 99
characters
Blank
Description:
Configures the password used to login the LDAP server.
This parameter can be left blank in case the server allows anonymous to login. Otherwise
you will need to provide the password to login the LDAP server.
Example:
ldap.password = secret
Web User Interface:
Directory->LDAP->Password
Phone User Interface:
None
ldap.max_hits
Integer from 1 to
32000
50
Description:
Configures the maximum number of search results to be returned by the LDAP server.
If it is set to blank, the LDAP server will return all searched results.
Example:
ldap.max_hits = 50
Note: A very large value of this parameter will slow down the LDAP search speed, therefore
it should be configured according to the available bandwidth.
Web User Interface:
Directory->LDAP->Max Hits (1~32000)
Phone User Interface:
None

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