Yealink SIP-T23G Administrator's Guide

Directory
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Example:
ldap.name_filter = (|(cn=%)(sn=%))
When the cn or sn of the LDAP contact matches the entered name, the record will be displayed on the
phone screen.
ldap.name_filter = (&(cn=*)(sn=%))
When the cn of the LDAP contact is set and the sn of the LDAP contact matches the entered name,
the records will be displayed on the phone screen.
ldap.name_filter = (!(cn=%))
When the cn of the LDAP contact does not match the entered name, the records will be displayed on
the phone screen.
Permitted
Values
String within 99 characters
Default
Blank
Web UI
Directory > LDAP > LDAP Name Filter
Parameter
ldap.number_filter <y0000000000xx>.cfg
Description
It configures the search criteria for LDAP contact numbers lookup.
The “*” symbol in the filter stands for any number. The “%” symbol in the filter stands for the number
entered by the user.
Example:
ldap.number_filter = (|(telephoneNumber=%)(mobile=%)(ipPhone=%))
When the number of the telephoneNumber, mobile or ipPhone of the contact record matches the
search criteria, the record will be displayed on the phone screen.
ldap.number_filter = (&(telephoneNumber=*)(mobile=%))
When the telephoneNumber of the LDAP contact is set and the mobile of the LDAP contact matches
the entered number, the record will be displayed on the phone screen.
Permitted
Values
String within 99 characters
Default
Blank
Web UI
Directory > LDAP > LDAP Number Filter
Parameter
ldap.tls_mode <y0000000000xx>.cfg
Description
It configures the connection mode between the LDAP server and the phone.
Permitted
Values
0-LDAP—The unencrypted connection between the LDAP server and the IP phone (port 389 is used
by default).
1-LDAP TLS Start—The TLS/SSL connection between the LDAP server and the IP phone (port 389 is
used by default).
2-LDAPs—The TLS/SSL connection between the LDAP server and the IP phone (port 636 is used by
default).
Default
0
Web UI
Directory > LDAP > LDAP TLS Mode
Parameter
ldap.host <y0000000000xx>.cfg

Yealink SIP-T23G Specifications

General

Backlight	Yes
Voice codecs	G.711a, G.722.2, G.726, G.729ab, iLBC
Volume control	Digital
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Silver
Display resolution	132 x 64 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Networking standards	IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x, IEEE 802.3af
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.56 W
Number of handles included	- pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	188 mm
Width	209 mm
Height	150 mm