Technical information

Cisco Unified CallManager 4.2(3) Call Detail Record Definition

OL-10659-01

Working with CDRs

Cause Codes

The following table contains cause codes that may appear in the Cause fields.

Code Description

0No error

1 Unallocated (unassigned) number

2 No route to specified transit network (national use)

3 No route to destination

4 Send special information tone

5 Misdialed trunk prefix (national use)

6 Channel unacceptable

7 Call awarded and being delivered in an established channel

8 Preemption

9 Preemption—circuit reserved for reuse

16 Normal call clearing

17 User busy

18 No user responding

19 No answer from user (user alerted)

20 Subscriber absent

21 Call rejected

22 Number changed

26 Nonselected user clearing

27 Destination out of order

28 Invalid number format (address incomplete)

29 Facility rejected

30 Response to STATUS ENQUIRY

31 Normal, unspecified

34 No circuit/channel available

38 Network out of order

39 Permanent frame mode connection out of service

40 Permanent frame mode connection operational

41 Temporary failure

42 Switching equipment congestion

43 Access information discarded

44 Requested circuit/channel not available

46 Precedence call blocked

47 Resource unavailable, unspecified

49 Quality of Service not available