1.8.4 Second Call Notification to Busy Extension
1.8.4.1 Second Call Notification to Busy Extension—SUMMARY
Description
When attempting to call a busy extension (ringing or having a conversation), an extension user can send a
Call Waiting indication to the busy extension (Call Waiting). The notification receiving method depends on the
called extension's personal setting and the telephone type:
Notification Receiving Method
Call Waiting Tone
Off-hook Call Announcement (OH-
CA)
Whisper OHCA
Conditions
•
Each extension user can choose to receive Call Waiting tone, OHCA, Whisper OHCA, or none of these.
•
OHCA and Whisper OHCA are enabled or disabled by the COS of the calling extension.
•
OHCA and Whisper OHCA do not work for some telephone types. In such cases, the Call Waiting tone will
be sent to the called extension.
Calling Ex-
tension's OH-
CA COS
Mode
Disable
Enable
•
The notification receiving methods (Call Waiting tone, OHCA, and Whisper OHCA) are available only when
the called extension is having a conversation with another party. If the called party is not yet connected
with the other party (e.g., still ringing, on hold, etc.), the calling extension will hear a ringback tone and will
be kept waiting until the called extension becomes available to receive the call waiting notification.
•
If none of these notification receiving methods (Call Waiting tone, OHCA, or Whisper OHCA) are set at the
called party's extension, the caller will hear a reorder tone.
Sends the Call Waiting tone to the busy extension.
® 1.8.4.2 Call Waiting Tone
Talk with the busy extension using the built-in speaker and
microphone of the called extension while the existing call is
made using the handset.
® 1.8.4.3 Off-hook Call Announcement (OHCA)
Send a spoken message to a busy extension that will be heard
directly by only the called extension user, through the hand-
set, without interrupting the ongoing conversation.
® 1.8.4.4 Whisper OHCA
Called Extension's Call Waiting Mode
OFF
Cancel
Call Waiting Tone
Call Waiting dis-
Call Waiting tone
abled
Call Waiting dis-
Call Waiting tone
abled
1.8.4 Second Call Notification to Busy Extension
Description & Reference
ON
OHCA
Call Waiting tone
OHCA
(or Call Waiting
tone)
Whisper OHCA
Call Waiting tone
Whisper OHCA (or
Call Waiting tone)
Feature Guide
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