Yealink SIP-T33P Administrator's Guide

Configuration Parameters
538
Description
It configures how the phone behaves when pressing the OK key during the call.
Permitted
Values
0-Do not response
1-The phone sends a SIP INFO request that contains the event flashhook message body to the
remote party.
2-Enter the Status screen, you can check the firmware version, phone's IP address and so on for
troubleshooting.
3-Unhold the call
4-Enter the Menu screen, you are allowed to configure Call Forward, Call Waiting, Auto Answer, Key
As Send, Hotline, Auto Redial, DND, Intercom, Call Completion, History Setting, Paging List features.
Default
0
Supported
Devices
All phones except T57W, T48G, T46G, T42G, T41P and T29G
Unify Parameters
Parameter
unify.enable <y0000000000xx>.cfg
Description
It enables or disables the Unify features.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T33P, T33G, T31P,
T31G, T31, T30P, T30, T27G and CP920
Case Scen-
ario
Identify the Notify messages sent by the Unify server and synchronize the FWD / DND feature with
server.

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