Yealink SIP-T33P Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
489
Permitted
Values
0-Disabled
1-Enabled, the phone will subscribe to the value of the Voice Mail dsskey from the server. When there
are unread voice messages, the dsskey LED indicator flashes or the dsskey icon indicates the num-
ber of unread messages.
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T33P, T33G, T31P,
T31G, T31, T30P, T30 and T27G
Related
Parameters
phone_setting.mail_power_led_flash_enable
features.voice_mail_popup.enable
Parameter
features.hide_unread_vm_number.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to hide the number of unread voice mails in the pop-up message
box.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
T33P, T33G, T31P, T31G, T31, T30P, T30
[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.
Short Message Service (SMS)
Yealink phones (except CP920 phones) support short message service (SMS). It allows users to send and receive
a text message on the support server.
By default, SMS is enabled. You can use SMS at the path: Menu > Message > Text Message. You can also disable
SMS.
Topic
SMS Configuration
SMS Configuration
The following table lists the parameter you can use to configure SMS.
Parameter
features.text_message.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to send and receive a text message.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Supported
Devices
All phones except CP920
XML Browser
XML browser simply means that the phone screen display can be managed by external applications. The XML
browser feature allows users to develop and deploy custom services which meet user’s functional requirements on

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