A Call Detail Record (CDR) is a data record produced by a telecommunication service provider that contains details of a specific telephone call or communication session. CDRs are generated for both voice and data communications, including information such as the calling and called numbers, call duration, date and time of the call, and the type of communication (e.g., voice call, SMS, or data usage).
When a call or communication session takes place, the service provider logs all relevant information in a CDR. This information is crucial for various purposes, including:
CDRs are essential for accurate billing and pricing of telecommunication services. They provide detailed information about the number of calls made, their duration, the type of communication, and other relevant metadata. This information enables service providers to calculate charges accurately and generate invoices for their customers.
CDRs are used to analyze network traffic patterns and optimize network performance. By examining the data collected in CDRs, network operators can identify peak usage hours, call drop rates, and other performance indicators. This analysis helps them allocate network resources effectively, identify and address network congestion issues, and improve overall service quality.
In case of network or service issues, CDRs are a valuable source of information for troubleshooting and fault isolation. Service providers can analyze CDRs to identify potential problems, such as dropped calls, poor call quality, or network outages. This information helps them diagnose the root cause of the issue and take appropriate measures to resolve it promptly.
To make the most of CDRs and ensure the security of telecommunications services, both consumers and service providers should follow these best practices:
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