Yealink SIP-T57W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
520
Default
GroupCommon
Web UI
Applications > Broadsoft XSI > Network Directory > Group Common
Parameter
bw.xsi.directory.alphabetized_by_lastname.enable <y0000000000xx>.cfg
Description
It configures the call ID (first name and last name) display method when the phone receives an incom-
ing call, places an outgoing call or is during an active call.
Permitted
Values
0-First name Last name
1-Last name, First name
Default
0
Supported
Devices
All phones except CP920
Parameter
bw.calllog_and_dir <y0000000000xx>.cfg
Description
It enables or disables the phone to directly enter the Network Calls screen when pressing the History
soft key on the idle screen.
Note: It works only if "bw.xsi.call_log.enable" is set to 1 (Enabled).
Permitted
Values
0-Disabled, the phone will enter Local Calls screen when pressing the History soft key.
1-Enabled
Default
0
Parameter
search_in_dialing.bw_directory.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to automatically search entries from the BroadSoft directory, and dis-
play the results on the pre-dialing/dialing screen.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Parameter
search_in_dialing.bw_directory.priority <y0000000000xx>.cfg
Description
It configures the search priority of the BroadSoft directory.
Permitted
Values
Integer greater than or equal to 0
Default
5
Parameter
directory_setting.bw_directory.enable <y0000000000xx>.cfg
Description
It enables or disables the users to access the BroadSoft directory by pressing the Directory/Dir soft
key.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Parameter
directory_setting.bw_directory.priority <y0000000000xx>.cfg
Description
It configures the display priority of the BroadSoft directory.
Permitted
Values
Integer greater than or equal to 0
Default
6

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