Yealink SIP-T33G 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-T33G Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Opus Codec	Yes
Lines	4
Supported Codecs	Opus, G.722, G.711(A/μ), G.729AB, G.726, iLBC
Headset Port	RJ9
Network	Dual-port Gigabit Ethernet
PoE	Yes (IEEE 802.3af)
Audio Features	HD voice
SIP Accounts	4
Buttons	4 context-sensitive soft keys
Headset Support	Yes
Supported Protocols	SIP
Operating Temperature	0 ~ 40°C
Humidity	10% to 90% (non-condensing)