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Yealink SIP-T57W Administrator's Guide

Yealink SIP-T57W
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Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
244
ish_LA, Turkish and Russian.
Permitted
Values
URL within 511 characters
Default
Blank
Parameter
gui_input_method.delete <y0000000000xx>.cfg
Description
It deletes the specified or all custom keypad input method files of the phone user interface.
Delete all custom keypad input method files:
gui_input_method.delete = http://localhost/all
Delete a custom keypad input method file (for example, custom_ime.txt) for the phone:
gui_input_method.delete = http://localhost/custom_ime.txt
Permitted
Values
http://localhost/all or http://localhost/Name.txt
Default
Blank
Parameter
default_input_method.dialing <y0000000000xx>.cfg
Description
It configures the default input method in the dialing screen.
Permitted
Values
0-2aB
1-123
2-abc
3-ABC
Default
1
Parameter
directory.edit_default_input_method <y0000000000xx>.cfg
Description
It configures the default input method when the user edits contacts in the Local Directory, LDAP,
Remote Phone Book, Blacklist or Network Directory.
Permitted
Values
Abc, 2aB, 123, abc, ABC or Hebrew
Note: By default, the Hebrew input method is hidden, the phone will automatically use the Hebrew
input method when the language is set to Hebrew.
Default
Abc
Parameter
directory.search_default_input_method <y0000000000xx>.cfg
Description
It configures the default input method when the user searches for contacts in the Local Directory,
LDAP, Remote Phone Book, Blacklist or Network Directory.
Permitted
Values
Abc, 2aB, 123, abc or ABC
Default
Abc
Parameter
default_input_method.xml_browser_input_screen <y0000000000xx>.cfg
Description
It configures the default input method when the type for input box is set to “string in the InputScreen
object.
Note: For T57W/T48U/T48S/T48G, it works only if "phone_setting.virtual_keyboard.enable" is set to 0
(Disabled).
Permitted
Values
Abc, 2aB, 123, abc or ABC

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Yealink SIP-T57W Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorGray
Ethernet LANYes
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithmsAES, HTTPS, MD5, SRTP
Networking standardsIEEE 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 typeGigabit Ethernet
Supported network protocolsFTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Lines quantity- lines
Phonebook capacity1000 entries
Number of VoIP accounts16
AC adapter input voltage100 - 240 V
AC adapter output current2 A
AC adapter output voltage5 V
Volume controlButtons
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 95 %
Display diagonal7 \
Display resolution800 x 480 pixels
Front cameraNo
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Voice codecsG.722, G.723.1, G.726, G.729A, G.729B, iLBC
Weight and Dimensions IconWeight and Dimensions
Depth220 mm
Width259.4 mm
Height211 mm

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