The simplest form of Telecommunications takes place between two stations. however, it is common for multiple transmitting and receiving stations to exchange data among themselves. such an arrangement is called a telecommunications network. Ex :- The internet
Telecommunication and Broadcasting worldwide are overseen by the International Telecommunication Union(ITU), an agency of the United Nations(UN) with headquarters in Geneva, Switzerland. Most Countries have their own agencies that enforce telecommunications regulations formulated by their governments. In the United States, that agency is the Federal Communications Commission(FCC).
Indian Telecom gaint BHARAT SANCHAR NIGAM LIMITED - BSNL has formed as public sector undertaking on 1st October 2000 with almost above 36000 telephone exchanges. National Telecom backbone BSNL celebrates the BSNL formation day on 1st October on every year.
BSNL is India's oldest and largest communication service provider (CSP), It has footprints throughout India except for the metropolitan cities of Mumbai and New Delhi, which are managed by Mahanagar Telephone Nigam (MTNL). BSNL is the only one telecom service provider, offers reliable telephony services in Rural areas also.