About this document

PSTN Network & Services Overview by dopesrinath is a document available to read on EtoBox.

The document outlines the structure and services of the Public Switched Telephone Network (PSTN) in India, detailing the evolution from analog to digital exchanges and the introduction of new technology switching systems. It describes the organization of the BSNL network, including its hierarchical structure, interconnection with private operators, and various services offered, such as ISDN and supplementary services. Additionally, it provides information on numbering schemes and includes self-study questio

Author

dopesrinath

Language

EN