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Call detail record. A call detail record (CDR) is a data record produced by a telephone exchange or other telecommunications equipment that documents the details of a telephone call or other telecommunications transactions (e.g., text message) that passes through that facility or device. The record contains various attributes of the call, such ...
Customer proprietary network information (CPNI) is the data collected by telecommunications companies about a consumer's telephone calls. [1] It includes the time, date, duration and destination number of each call, the type of network a consumer subscribes to, and certain other information that appears on the consumer's telephone bill.
Local usage details (LUD) are a detailed record of local calls made and received from a particular phone number. [1] These records are regularly available to police in the United States and Canada [2] with a court order, and were traditionally subject to the same restrictions as telephone tapping. In the United States, LUDs may be legally used ...
A device which records or decodes electronic or other impulses which identify the numbers called or otherwise transmitted on the telephone line to which such device is dedicated. A pen register is similar to a trap and trace device. A trap and trace device would show what numbers had called a specific telephone, i.e., all incoming phone numbers.
Aggregation of partial call detail records related to the same call; Format change and call detail record normalization; Business transformation of data; In a telecom billing scenario, mediation is the first step after receiving a call detail record. The mediated call detail record files are forwarded to a rating engine, which calculates the ...
Data retention. Data retention defines the policies of persistent data and records management for meeting legal and business data archival requirements. Although sometimes interchangeable, it is not to be confused with the Data Protection Act 1998. The different data retention policies weigh legal and privacy concerns economics and need-to-know ...
t. e. The USA Freedom Act (H.R. 2048, Pub. L. 114–23 (text) (PDF)) is a U.S. law enacted on June 2, 2015, that restored and modified several provisions of the Patriot Act, which had expired the day before. The act imposes some new limits on the bulk collection of telecommunication metadata on U.S. citizens by American intelligence agencies ...
To perform the rating calculations it is necessary to produce a Call detail record/EDR. [citation needed] A Call detail record [3] [4] (CDR, also known as Call Data Record) [5] is "a record of a call setup and completion", [5] and its format "varies among telecom providers or programs", which some allow to be configured by the user.