Journal of Telecommunications & Systems Management deals with review articles in a variety of topics related to telecommunications and mangement. Another classification of networks is by its physical capacity and organizational purpose. On a geographical scale, netowrks can be classified as: personal area network, local area network, home area network, storage area network, campus area network, backbone network,metreopolitan area network, wide area network, enterprise private netowork, virtual private network and global area network. Important aspect of networking is Routing which is the process of selecting appropriate networks to carry and manage the netwrok traffic. Routing is performed for networks such as: circuit switch networks and packet switched networks. There are network hardware devices that are intermediates like routers, bridges, gateways, firewalls and switches. These intermediates play a role in regulation and control of the message being transmittedand received . The fundamental units of any telecommunication system are: transmitter, transmission medium and receiver. The role of transmitter is to convert the transmissible information into a readable signal. The transmission medium is a physical channel that carries the signal. The receiver converts this signal in to a readable form. A telecommunications network is a collection of these transmitters, receivers and communication channels. The communication channel can be physical and through the atmosphere. Electromagentic signals like radio waves, infrared waves, visible light, ultra violet light are examples of communication through atmosphere. Optical fibers and coaxial cables are examples of physical communication.
Last date updated on April, 2024
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