Fundamentals of Multicasting
You have so far learned about how a data packet is sent from a source to the destination. You also learned that data can be transmitted even if the source and the destination computer belong to two different networks. The process of transmitting data from one computer to another is referred to as unicasting. There are situations in which a message needs to be transferred from one computer to many computers on a network. Transferring messages from one computer to all the computers on a network is called broadcasting. However, if messages are sent from one computer to a specific set of computers, it is referred to as multicasting. Let us consider the example of sending e-mail. E-mail can be sent to one recipient or ...
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