Asynchronous Transfer Mode (ATM) is a connection-oriented packet switching technique that is universally accepted as the transfer mode of choice for Broadband Integrated Services Digital Network. Asynchronous transfer mode (ATM) is a cell-oriented switching and multiplexing technology that uses fixed-length (53 byte; 48 bytes of data, and 5 bytes of header information) packets - called cells - to carry various types of traffic, such as data, voice, video, multimedia, and so on, through multiple classes of services. ATM is a connection-oriented technology, in which a connection is established...