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CHAPTER 6 NDA-24305
Page 176
Revision 1.0
DID ADDRESSING
D-123 DID ADDRESSING
1. General Description
This feature provides for a called-party number received via ISDN to be used to designate the station at which
the call is to terminate.
2. Operating Procedure
No manual operation is required.
3. Programming
1. When the called party number and terminating station number are the same.
STEP 1: Assign the Basic Data for ISDN (Refer to Chapter 3.)
STEP 2: ARTD - Assign the number of digits of the called line to the parameter DC (CDN 66) of the routes
of the B-channel and D-channel of the 24 PRT which interfaces with the ISDN line with
DID Addressing.
Note:
Specify “DC” on a route basis.
2. When the called party number and terminating station number are different (Number Conversion).
Example of Office Data Assignment for DID Line (No Digit Conversion)
CALLED PARTY
NUMBER
TERMINATING STATION No. DC REMARKS
438-3000 3000
4
When the number of digits for
the station number is 4.
438-3001 3001
438-3100 100
3
When the number of digits for
the station number is 3.
438-3101 101
CALLING PARTY
ISDN
STN: 3000
STN: 100
DID NO. 438-3000
DC = 4
DID NO. 438-3100
DC =3
PBX