5: DataLink Layer5-1 Mac Addressing, Ethernet, and Interconnections.
5: DataLink Layer5-1 CSMA (Carrier Sense Multiple Access) CSMA: listen before transmit: If channel sensed idle: transmit entire frame r If channel sensed.
CS 1652 Jack Lange University of Pittsburgh 1. 5: DataLink Layer5-2 MAC Addresses and ARP r 32-bit IP address: m network-layer address m used to get datagram.
Link Layer5-1 Link layer, LAN s: outline 5.1 Introduction and services 5.2 Error detection and correction 5.3Multiple access protocols 5.4 Link-Layer.
1 Data Link Layer Ethernet Bridges Token Ring. 2 Summary of MAC protocols What do you do with a shared media? Channel Partitioning: time, frequency or.
Introduction1-1 1DT014/1TT821 Computer Networks I Chapter 5 Link Layer and LANs.
EEC-484/584 Computer Networks Lecture 14 Wenbing Zhao [email protected].
5: DataLink Layer5-1 MAC Addresses and ARP r 32-bit IP address: m network-layer address m used to get datagram to destination IP subnet r MAC (or LAN or.
5: DataLink Layer5-1 Data Link Layer r What is Data Link Layer? r Multiple access protocols r Ethernet.
5: DataLink Layer5-1 Link Layer r Link layer services r Error detection and correction r Multiple access protocols r 5.4 Link-Layer Addressing r 5.5 Ethernet.
LAN Technologies. LAN technologies Data link layer so far: –services, error detection/correction, multiple access Next: LAN technologies –addressing –Ethernet.
LANs to WANs Management guide w.lilakiatsakun Text book LANs to WANs The complete management guide.
