Network Convergence and Voice over IP These telephone networks have progressively evolved from the initial analog circuits to the current digital networks with bandwidth in excess of 1 Gbps. For reasons of varying bandwidth and networking requirements, different services were provided on separate networks. For example, Telegraph networks, Telex networks, Telephone networks, Facsimile networks, Cable networks and Data networks support different services, as their names would suggest.

Computers NetworkingVoIPNetworkConverage.pdf

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