Yealink SIP-T57W Administrator's Guide

Configuration Parameters
511
reached the maximum number of calls or have waited too long.
Permitted
Values
0-Disabled (power LED indicator does not flash)
1-Enabled (power LED indicator fast flashes (300ms) red)
Default
0
Parameter
features.homescreen_softkey.acd.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to display the ACD soft keys such as Login or Logout on the idle
screen.
Note: It works only if “account.X.acd.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
bw.virtual_user.1.enable <MAC>.cfg
Description
It enables or disables the virtual account for the call center.
Note: It works only if “bw.xsi.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Parameter
bw.virtual_user.1.label <MAC>.cfg
Description
It configures the virtual account label displayed on the phone.
Note: If you leave it blank, the virtual user name uses VirtualUser1 by default.
Permitted
Values
String within 99 characters
Default
Blank
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Parameter
bw.virtual_user.1.xsi.dnd.enable <MAC>.cfg
Description
It enables or disables the user to control the DND status for the virtual account.
Note: It works only if “bw.virtual_user.1.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Parameter
bw.virtual_user.1.xsi.user <MAC>.cfg
Description
It configures the user ID of virtual account for XSI access authentication.
Note: It works only if “bw.xsi.enable” is set to 1 (Enabled).

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