ATM Data Transmission Basics

Connection-oriented data transmission mechanisms exhibit certain common characteristics. For example, there is always a method of establishing a connection between the communicating computers. In addition, each connection is uniquely identified to prevent the transmission of data through a wrong connection. Typically, data that is transmitted over connection-oriented mechanisms are loaded into a datagram that contains a header, which holds information about the identity of the connection and integrity check measures. The data packet is further encapsulated into its final transmission unit before being sent over the network. On the receiving end, data is unpacked from its encapsulations before being supplied ...

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