Page 42 - eBOOK FUNDAMENTAL OF TELECOMMUNICATION NETWORK
P. 42

Answer












                   Question 1





                   Define  Public  Switched  Telephone  Network

                   (PSTN).










                  Public Switched Telephone Network or PSTN is the

                  conventional circuit-switched telephone network.


                  Consists of telecommunication instruments, that


                  is inter-connected by switching center (in central


                  office).































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