Education and Career Forum

Telecommunication is integral to the whole idea of communication and hence its study involves every little intricacy about the whole system of telecommunication. The telecommunication switching systems focus specifically on the systems of switching in the whole network of telecommunication and a thorough knowledge of this subject is required to be involved at some level in the telecommunication industry. Some of the topics covered under this paper are measurement of telephone traffic intensity, basic functions of the switching system, grade of service, concept of busy hours, Traffic Erlang and Full Availability, Homogeneous grading and Skipped Grading, working of T-S-T switching network, sequences of operation of call processing function, diagrammatic representation of functioning of space switch, multiframing, ALOHA protocol, BUS and RING LAN topologies and their comparison, ISDN, principle of cellular mobile networks, 30-channel PCM system, two-motor selector arrangement, second Erlang distribution, advantages of combining switch, Broadband networks, virtual circuits and datagram, Ring Networks.