Panasonic KX-NCP500 Manual Manual page 76

4.1.8 DISA (Direct Inward System Access)
No Security
B
What is the dialed number?
Extension No./ CO Line Access No.
Floating + Telephone No.
Extension No.
The dialed number is sent to the CO line.
Is the extension
in DND mode?
Yes
Does the
destination
answer
the call?
Yes
The call is established.
G
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*
Feature numbers are available only when the Walking COS feature is used.
76 Feature Manual
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CO Line Security
Is the dialed number
an extension number or
floating extension number?
Yes
Is the Walking COS/Verification
C
Code Entry feature number dialed?
*
Feature No.
(Absent Message,
FWD, etc.)
D
The feature is set.
C
No
Is the extension
busy?
No
E
The call is directed to the extension.
The caller hears a ringback tone.
Does the caller press
No
while hearing a ringback
tone (Call Retry)?
Yes
A
No
(DISA Intercept
time expires)
The call is routed to the
intercept destination.
(DISA Intercept Routing
No Answer)
Does the destination
answer the call?
Yes
The call is disconnected.
The call is established.
All Security
No
No
Other
Does the caller press
while hearing the reorder
tone (Call Retry)?
Yes
No
Is Call Waiting
mode on?
Yes
E
No
(DISA Disconnect
Time after
Intercept expires)
Continued on next page
Yes
Yes
Is the correct
PIN entered?
No
D
B
Reorder tone
(DISA Reorder
Tone time
expires)
Yes
A
The call is disconnected.
Document Version 2009-12
No