Yealink SIP-T57W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
44
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
Web UI
Network > Wi-Fi > Add > Anonymous Identity
Phone UI
Color Screen Phones:
Menu > Basic > Wi-Fi > Wi-Fi (On) > Known Network (press Add) > Anonymous Identity
Menu > Basic > Wi-Fi > Wi-Fi (On) > Known Network > Option > Edit > Anonymous Identity
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Wi-Fi > Wi-Fi (On) > Known Network (press Add) > Anonymous
Identity
Menu > Settings > Basic Settings > Wi-Fi > Wi-Fi (On) > Known Network > Option > Edit > Anonymous
Identity
Parameter
static.wifi.X.eap_password
[2]
<y0000000000xx>.cfg
Description
It configures the EAP authentication password of a specific wireless network.
Note: It works only if “static.wifi.enable” is set to 1 (Enabled) and “static.wifi.X.security_mode” is set to
802.1x EAP.
Permitted
Values
String within 64 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T42U, T42S, T41S, T29G,
T27G, CP920
Web UI
Network > Wi-Fi > Add > Password
Phone UI
Color Screen Phones:
Menu > Basic > Wi-Fi > Wi-Fi (On) > Known Network (press Add) > Password
Menu > Basic > Wi-Fi > Wi-Fi (On) > Known Network > Option > Edit > Password
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Wi-Fi > Wi-Fi (On) > Known Network (press Add) > Password
Menu > Settings > Basic Settings > Wi-Fi > Wi-Fi (On) > Known Network > Option > Edit > Password
Parameter
static.wifi.show_scan_prompt <y0000000000xx>.cfg
Description
It enables or disables the phone to prompt you whether to scan Wi-Fi after connecting Wi-Fi USB
dongle to the IP phone.
Permitted
Values
0-Disabled, the phone will enable the Wi-Fi feature and try to connect to the known wireless network
(according to the priority) automatically. But if the phone fails to connect to any known wireless net-
work, the phone will still display the Wi-Fi scanning prompt when connecting to the phone.
1-Enabled
Default
1
Supported
Devices
T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T42U, T42S, T41S, T29G, T27G
[1]
If you change this parameter, the phone will reboot to make the change take effect.
[2]
X is Wi-Fi ID. X=1-5.

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