3.1.9 CALL WAITING FEATURES
Feature Manual References
3.1.19 COS (Class of Service)
Operating Manual References
1.3.11 Call Transfer
1.3.49PDN (Primary Directory Number)/SDN (Secondary Directory Number) Extension
3.1.9CALL WAITING FEATURES
Description
Used to inform a busy extension that another incoming call is waiting. The busy extension user can answer the second call by disconnecting the current call or placing it on hold.
The following notification method can be assigned for each extension depending on the call waiting and the telephone type:
a.Call Waiting Tone: Tone from the handset or
b.OHCA: Voice from the
c.Whisper OHCA: Voice from the handset
d.Off: No notification.
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Intercom Call | Call Waiting tone/ |
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| Whisper OHCA/Off |
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CO Line Call*1 | Call Waiting tone/Off |
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*1 | Including a doorphone call, call via an incoming call distribution group, and a CO line call transferred from another extension. |
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Call Waiting is also known as Busy Station Signaling (BSS).
Conditions
•Automatic Call Waiting
Through system programming, it is possible to select whether a call waiting tone is automatically sent to the extension when receiving CO line calls, doorphone calls, external sensor calls and
•Call Waiting call for an extension in a VM group (DPT/DTMF) is not available.
•Data Line Security
Setting Data Line Security cancels the Call Waiting setting. (→ 4.1.1 Data Line Security)
•Caller Information
With the Call Waiting tone, the caller’s information flashes on the display for five seconds, followed by a
•Call Waiting from the Telephone Company
Besides the Call Waiting service within the PBX, the Call Waiting tone offered by an analog line from the telephone company informs the extension user of another incoming CO line call that is waiting. He can
Document Version | Feature Manual |
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