Chapter 7. Call Detail Records
Cisco CallManager produces two types of records which store call history and diagnostic information, as follows:
Call detail records (CDR)—. Data records that contain information about each call that was processed by CallManager.
Call management records (CMR)—. Data records that contain quality of service (QoS) or diagnostic information about the call. Also referred to as diagnostic records.
Both CDRs and CMRs together are referred to as CDR data. CDR data provides a record of all calls that have been made or received by users of the CallManager system. CDR data is useful primarily for generating billing records; however, it can also be used for tracking call activity, diagnosing certain types of problems, capacity ...
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