Yealink SIP-T57W Administrator's Guide

Phone Customization
235
Softkey Layout File Elements and Attributes
The following table lists the elements and attributes you need to understand in the softkey layout file. We recom-
mend that you do not edit these elements and attributes.
Elements & Attributes
Description
<Disable >
</Disable >
Specify the disabled soft key list.
The phone screen will not display the disabled soft keys.
<Enable >
</Enable >
Specify the enabled soft key list.
The phone screen will display the enabled soft keys.
<Default >
</Default >
Specify the default soft key list.
The phone screen displays these soft keys by default.
<Key Type=" "/ > Specify the soft key type.
Customizing Softkey Layout File
1.
Open the template file.
2.
For each soft key that you want to enable, move the string from the disabled soft key list to enabled soft key list
in the file or replace the Empty in the enabled soft key list.
The following shows a portion of the softkey layout file “CallFailed.xml”:
3.
For each soft key that you want to disable, just move the string from the enabled soft key list to disabled soft key
list.
The following shows a portion of the softkey layout file “CallFailed.xml”:

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