Yealink SIP-T42S User Manual

User Guide for the SIP-T42S IP Phone
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To use this feature, contact your system administrator for the network conference URI in
advance.
To configure network conference via web user interface:
1. Click on Account->Advanced.
2. Select the desired account from the pull-down list of Account.
3. Select Network Conference from the pull-down list of Conference Type.
4. Enter the conference URI (e.g., conference@example.com) in the Conference URI field.
5. Click Confirm to accept the change.
Note
To set up a network conference call:
1. Place a call to the first party.
2. Press the Conf soft key to place a new call.
The active call is placed on hold.
3. Enter the number of the second party and then press , , or the Send soft key.
4. When the second party answers the call, press the Conf soft key to add the second party to
the conference.
5. Press the Conf soft key to place a new call.
The conference is placed on hold.
6. Enter the number of the new party and then press , , or the Send soft key.
7. When the new party answers the call, press the Conf soft key to add the new party to the
conference.
Network conference is configurable via web user interface only.

Yealink SIP-T42S Specifications

General

Manual	Yes
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Lines quantity	12 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	CNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	2.7 \
Display resolution	192 x 64 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Volume control	Digital
Number of programmable keys	6
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
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

Weight and Dimensions

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