Yealink SIP-T23G Administrator's Guide

Phone Customization
291
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, 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, T27G and CP920

Yealink SIP-T23G Specifications

General

Backlight	Yes
Voice codecs	G.711a, G.722.2, G.726, G.729ab, iLBC
Volume control	Digital
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Silver
Display resolution	132 x 64 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Networking standards	IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x, IEEE 802.3af
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.56 W
Number of handles included	- pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	188 mm
Width	209 mm
Height	150 mm