Yealink SIP-T33P Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
293
Out of Service
When the network of the phone is disconnected and the warning message appears on the screen, the phone will
play an alert tone.
Topic
Out of Service Configuration
Out of Service Configuration
The following table lists the parameter you can use to configure out of service.
Parameter
features.out_of_service_alert.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to play an alert tone when out of service caused by network abnor-
mality.
Note: You can customize the alert tone by the parameter "voice.tone.congestion".
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
Parameter
features.out_of_service_alert_time <y0000000000xx>.cfg
Description
It configures the time (in seconds) to wait before the phone plays an alert tone after the network is
abnormal.
Note: It works only if "features.out_of_service_alert.enable" is set to 1 (Enabled).
Permitted
Values
Integer from 0 to 3600
Default
60
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T33P, T33G, T31P,
T31G, T31, T30P, T30, T27G and CP920

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