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NDA-24300 CHAPTER 6
Page 413
Issue 1
SYSTEM OPERATIONS
7.2.5 Route Advance Information
When a call has been originated by route advancing, the following data is transmitted.
7.2.6 Condition B Information
The 51st through 53rd bytes are Condition B Information. The Condition B Information indicates the
following data:
BYTE
54
55
56
57
58
THE CALL ORIGINATES
EXAMPLE
0
0
3
0
3
0
59
ROUTE
NUMBER 1
ROUTE
NUMBER 2
VIA NO. 3 ROUTE BECAUSE
NO. 30 ROUTE IS BUSY.
DATA
1st DIGIT
2nd DIGIT
3rd DIGIT
1st DIGIT
2nd DIGIT
3rd DIGIT
ROUTE NUMBER 1: The route which was actually used.
ROUTE NUMBER 2: The route which should have been selected first.
OUTPUT NUMBER
DATA
C2
C1
C0
BYTE
51
52
53
0, 1 or SPACE
0–3 or SPACE
0–5 or SPACE
C2: 0 = Call is not transferred
1 = Call is transferred
C1: 0 = Normal Call
1 = Call originated by OG trunk queuing
2 = Call originated by dialing with Account Code
3 = Call originated by OG trunk queuing and dialing with Account Code
C0: 0 = Regular Call (Direct Dialing from a station)
1 = Regular Call (Call is made through an ATTCON/DESKCON)
2 = Call through route advance (Direct Dialing from a station)
3 = Call through route advance (Call is made through an ATTCON/DESKCON)
4 = Call through Least Cost Routing (Direct Dialing from a station)
5 = Call through Least Cost Routing (Call is made through an ATTCON/DESKCON)