NEC NEAX 2000, Руководство по программированию

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ND-91285-001(E)
DECEMBER, 1999
Page 81
Revision 1.0
(1/1)
CALL FORWARDING - INTERCEPT ANNOUNCEMENT
GENERAL DESCRIPTION
This service feature provides the interception of DIRECT INWARD DIALLING, and Tie Line calls
which cannot be completed (unassigned station, level, etc.). These calls are automatically routed to a
recorded announcement informing the caller that an inoperative number was reached and giving the listed
directory number for information.
STATION APPLICATION
All stations
OPERATING PROCEDURE
No manual operation is required.
SERVICE CONDITIONS
1. This feature requires Digital Announcement Trunk (DAT) circuits of MP card or 2DAT/4DAT card.
MP card includes 2DAT circuits and 2DAT/4DAT card provides 2/4 DAT circuits.
2. Plural calls at a time may be connected to each DAT. If a second call should arrive while the first is
being processed, the caller will receive the announcement half way.
3. This feature is only available on DID, and Tie Line calls.
4. The following call conditions which cannot be completed, can be routed to intercept:
• Vacant Level
• Unassigned station number
5. Calls to restricted codes are always routed to Reorder Tone.
6. Only one common message can be provided for the different intercept conditions.
7. There is no method by which to exempt individual DID, and Tie trunks from intercept.