Yealink SIP-T57W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Description
It configures the IP address or domain name of the LDAP server.
Permitted
Values
IP address or domain name
Default
Blank
Web UI
T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U:
Directory > LDAP > LDAP Server Address
Other Phones:
Directory > LDAP > Server Address
Parameter
ldap.port <y0000000000xx>.cfg
Description
It configures the port of the LDAP server.
Permitted
Values
Integer from 1 to 65535
Default
389 (LDAPS: 636)
Web UI
Directory > LDAP > Port
Parameter
ldap.base <y0000000000xx>.cfg
Description
It configures the LDAP search base which corresponds to the location of the LDAP phonebook from
which the LDAP search request begins. The search base narrows the search scope and decreases
directory search time.
Example:
ldap.base = dc=yealink,dc=cn
Permitted
Values
String within 99 characters
Default
Blank
Web UI
T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U:
Directory > LDAP > LDAP Base
Other Phones:
Directory > LDAP > Base
Parameter
ldap.user <y0000000000xx>.cfg
Description
It configures the user name used to log into the LDAP server.
This parameter can be left blank in case the server allows anonymity to log into. Otherwise, you will
need to provide the user name to log into the LDAP server.
Example:
ldap.user = cn=manager,dc=yealink,dc=cn
Permitted
Values
String within 99 characters
Default
Blank
Web UI
T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U:
Directory > LDAP > LDAP Username
Other Phones:
Directory > LDAP > User Name

Yealink SIP-T57W Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Ethernet LAN	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithms	AES, HTTPS, MD5, SRTP
Networking standards	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
Volume control	Buttons
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	7 \
Display resolution	800 x 480 pixels
Front camera	No
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Voice codecs	G.722, G.723.1, G.726, G.729A, G.729B, iLBC

Weight and Dimensions

Depth	220 mm
Width	259.4 mm
Height	211 mm