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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

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

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).