NDA-24305
CHAPTER 6
Page 175
Revision 1.0
CALL REDIRECTION (FOR AT&T #4ESS)
C-170
CALL REDIRECTION (FOR AT&T #4ESS)
1. General Description
ISDN (AT&T-#4ESS) enables the call to a busy station in a PBX to transfer (FC TRANSFER) to a
predetermined destination in its network.
In CALL REDIRECTION, a PBX has to send RELCOM message including “user busy” or “resource
unavailable” (Cause) information.
Note 1:
Whether this service is available or not depends on ISDN service provider and needs to be provisioned
on a contract with a network for ISDN line.
2. Operating Procedure
No manual operation is required.
3. Programming
STEP 1:
Assign the Basic Data for ISDN. (Refer to
Busy
Busy
PRT
2 RELCOM (user busy)
3 Transfer
(FC TRANSFER)
1 IC call
#4ESS
AT&T
Summary of Contents for NEAX 2400 IPX
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Page 18: ...LIST OF TABLES NDA 24305 Page viii Revision 1 0 This page is for your notes...
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