Yealink SIP-T57W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Notification Popups
Notification popups feature allows the IP phone to pop up the message when it misses a call, forwards an incoming
call to another party, receives a new voice mail or a new text message.
The following shows an example of receiving a new voice mail:
Topic
Notification Popups Configuration
Notification Popups Configuration
The following table lists the parameters you can use to configure notification popups.
Parameter
features.voice_mail_popup.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to pop up the message when it receives a new voice mail.
If the message disappears, it will not pop up again unless the phone receives a new voice mail or the
user re-registers the account that has unread voice mail(s).
Note: It works only if “account.X.display_mwi.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Web UI
Features > Notification Popups > Display Voice Mail Popup
Parameter
features.missed_call_popup.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to pop up the message when it misses a call.
Note: It works only if “account.X.missed_calllog” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Web UI
Features > Notification Popups > Display Missed Call Popup
Parameter
features.forward_call_popup.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to pop up the message when it forwards an incoming call to another
party.
Permitted
Values
0-Disabled
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