Tag: LAPB

  • Data Link Layer Protocols

    Synchronous data link control / SDLC: supports loop or hub go-ahead configuration used with bounded and unbounded media. High Level Data Link Control / HDLC: Provides an option for a 32bit checksum, maintains data integrity, and provides flow control. Link access procedure balanced / LAPB: Performs packet framing operations, using I-, S- and U-frames.

  • Packet Switching / WAN Technology

    X.25: defines communication between DTE and DCE devices. Switched multimegabit data services (SMDS): Is a connectionless protocol and can provide bandwidth for exchange of large amounts of data. A connectionless, high-speed, datagram-based WAN technology for communication over public data networks. Frame Relay: Forwards packets to their destinations and doesn’t unpack frames at each node. Link…