atm
What Is ATM? Asynchronous Transfer Mode Explained
ATM stands for Asynchronous Transfer Mode. It’s a cell-based networking technology that uses asynchronous time-division multiplexing (also called statistical TDM) to carry voice, video, and data across private and public networks. That “asynchronous” in the name is the key detail: unlike synchronous TDM, which reserves fixed time slots for each source whether or not it...
What Is Frame Relay? A Complete CCNA Guide
Frame Relay is a packet-switching telecommunication service designed for interconnecting enterprise LANs over a wide area network. It’s a Layer 2, non-broadcast multi-access (NBMA) WAN technology that allows a single serial interface on a router to connect to multiple remote sites using permanent virtual circuits (PVCs) or, less commonly, switched virtual circuits (SVCs). Though largely...