Yealink SIP-T33P Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
465
“phone_setting.call_appearance.calls_per_linekey” is greater than 1.
Permitted
Values
0-Disabled
1-Enabled, the phone will automatically answer the intercom call and place the active call on hold.
Default
0
Web UI
Features > Intercom > Intercom Barge
Phone UI
Menu > Features > Intercom > Intercom Barge
Parameter
features.intercom.barge_in_dialing.enable <y0000000000xx>.cfg
Description
It enables or disables the intercom call to answer an incoming intercom call while dialing.
Note: It works only if “features.intercom.barge” is set to 0 (Disabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Parameter
features.intercom.headset_prior.enable <y0000000000xx>.cfg
Description
It configures the channel mode to use when receiving an incoming intercom call.
Permitted
Values
0-Speaker Mode
1-Headset Mode, it works only if you connect the headset to the IP phone and the headset mode is
activated for use.
Default
1
Supported
Devices
All phones except CP920
Parameter
account.X.alert_info
[1]
<MAC>.cfg
Description
It configures the value of the Alert-Info header for intercom feature.
The value format likes: <sip:XXX (X can be any value)>; answer-after=0.
Note: If both Call-Info header (defined by the parameter "account.X.call_info") and Alert-Info header
are configured, the Call-Info header has a higher priority than the Alert-Info header.
Permitted
Values
String within 256 characters
Default
Blank
[1]
X is the account ID. For T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G, X=1-16; for
T53W/T53/T43U/T42G/T42U/T42S, X=1-12; for T41P/T41S/T27G, X=1-6; for T33P/T33G, X=1-4; for
T40P/T40G/T23P/T23G, X=1-3; for T31P/T31G/T31/T21(P) E2, X=1-2; for T30P/T30/T19(P) E2/CP920, X=1.
CSTA Control
User Agent Computer Supported Telecommunications Applications (uaCSTA) is explained in detail in Using CSTA
for SIP Phone User Agents (uaCSTA) and Services for Computer Supported Telecommunications Applications
Phase III.
The uaCSTA feature on the phone may be used for remote control of the phone from computer applications such as
PC softphone. You can use the application to control the phone to perform basic call operations. For example,
place a call, answer a call, end a call and transfer a call to another party.
It is not applicable to T30P/T30/T19(P) E2/CP920 phones.

Yealink SIP-T33P Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Operating system installed	Linux
Lines quantity	4 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	4
Volume control	Buttons
Number of function keys	5
Display diagonal	2.4 \
Display resolution	320 x 240 pixels
Voice codecs	AGC, AJB, CNG, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, PLC, VAD, iLBC
Security algorithms	AES, HTTPS
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
RJ-9 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
Power consumption (typical)	3 W
Power consumption (Power over Ethernet (PoE))	5 W
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	186 mm
Width	212 mm
Height	146 mm