Yealink SIP-T41S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Description
It enables or disables the call waiting feature.
Permitted
Values
0-Disabled, a new incoming call is automatically rejected by the phone with a busy message during a
call.
1-Enabled, the phone screen will present a new incoming call during a call.
Default
1
Web UI
Features > General Information > Call Waiting
Phone UI
Menu > Features > Call Waiting > Call Waiting
Parameter
call_waiting.tone <y0000000000xx>.cfg
Description
It enables or disables the phone to play the call waiting tone when the phone receives an incoming
call during a call.
Note: It works only if “call_waiting.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Web UI
Features > Audio > Call Waiting Tone
Phone UI
Menu > Features > Call Waiting > Play Tone
Parameter
call_waiting.on_code <y0000000000xx>.cfg
Description
It configures the call waiting on code.
The phone will send the code to activate call waiting on server-side when you activate it on the
phone.
Permitted
Values
String within 32 characters
Default
Blank
Web UI
Features > General Information > Call Waiting On Code
Phone UI
Menu > Features > Call Waiting > On Code
Parameter
call_waiting.off_code <y0000000000xx>.cfg
Description
It configures the call waiting off code.
The phone will send the code to deactivate call waiting on server-side when you deactivate it on the
phone.
Permitted
Values
String within 32 characters
Default
Blank
Web UI
Features > General Information > Call Waiting Off Code
Phone UI
Menu > Features > Call Waiting > Off Code
Do Not Disturb (DND)
DND feature enables the phone to reject all incoming calls automatically when you do not want to be interrupted.
You can choose to implement DND locally on the phone or on the server-side.

Yealink SIP-T41S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Wi-Fi	No
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, FTP/TFTP/HTTP/HTTPS
Volume control	Digital
Number of programmable keys	6
Lines quantity	6 lines
Phonebook capacity	1000 entries
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Display diagonal	2.7 \
Display resolution	192 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	CNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC
Certification	CE
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	212 mm
Height	175 mm
Package depth	223 mm
Package width	246 mm
Package height	120 mm