1 Definitions
1.1 Essential information (of internal automatic observations)
1.2 Supplementary information (of internal automatic observations)
1.3 Answer Seizure Ratio (ASR)
1.4 Answer Bid Ratio (ABR)
1.5 Network Effectiveness Ratio (NER)
2
Merits of internal automatic observations
3
Time of observations
4
Exchange of the results of observations
6
Destination analysis from service observation data
7
Details about supplementary information for Signalling System No. 5
7.1 Signalling faults
7.2 Ineffective calls associated with the calling subscriber
7.3 Ineffective calls associated with the called subscriber
7.4 Network
8
Equipment impact