This document provides a detailed explanation of the columns and data present in T-Mobile's Call Detail Records (CDR). It includes information on call types, directions, and various identifiers used in the records. The document also explains the use of UTC time in the records and provides guidance on interpreting location data when available.
documents/vol00010-efta01342680-pdf.pdf
{"document_type":"tabular","document_subtype":"Call Detail Records (CDR)","key_organizations":["T-Mobile"]}