3-10 Features
B3 Features

Busy Extension Signalling

When an extension user calls a busy extension,the busy extension will hear a Call Waiting
tone to know that a call is waiting.
• This feature is only available if the called extension has set the Call Waiting feature. If
the Call Waiting feature is activated,the caller will hear a ringback tone. If not, the caller
will hear a reorder tone.
• Related Feature Reference
Call Waiting
• Operating Instructions Reference
1.3 Making Calls, “Sending a Call Waiting Tone to a Busy Extension (Busy Extension
Signalling)”
☞
!
!
She is on the line.
I will send a Call
Waiting tone.
CALL WAITING TONE
I’ve got another call.
Please hold.
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