Feature Manual References
1.3.19 COS (Class of Service)
Operating Manual References
1.3.11 Call Transfer
1.3.9
CALL 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 built-in speaker
b)
OHCA: Voice from the built-in speaker
c)
Whisper OHCA: Voice from the handset
d)
Off: No notification.
Call Type
Intercom Call
CO Line Call*
*: Including a doorphone call, call via an incoming call distribution group, and a CO line call transferred
from another extension.
Call Waiting is also known as Busy Station Signalling (BSS).
Conditions
•
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. (→ 1.4.1 Data Line Security)
•
Caller Information
With the Call Waiting tone, the caller's information flashes on the display for five seconds, followed by
a 10-second pause, then flashes again for five seconds.
•
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 answer the second call by disconnecting the current call or placing it on hold using EFA. For details,
consult your telephone company.
Call Waiting Caller ID (Visual Caller ID):
When using the call waiting tone supplied by the telephone company over analog lines, the caller's
telephone number and name can be received. Either the name or the number will flash on the display
Notification Method
DPT
Call Waiting tone/OHCA/
Whisper OHCA/Off
Call Waiting tone/Off
1.3 C
Other Telephone
Call Waiting tone/Off
Feature Manual
47