Data link layer part3

Lecture 23(Data Link Layer part3).This lecture includes:
Summary of MAC protocols reference to previous lecture.New topic

includes LAN technologies(addressing Ethernet,hubs, bridges, switches,

802.11,PPP,ATM),LAN Addresses and ARP,disscussion on 32-bit IP 

address,LAN (or MAC or physical) address,routing discussion,ARP: Address

Resolution Protocol,Routing to another LAN,Ethernet,Ethernet Frame Structure,

Ethernet: uses CSMA/CD,exponential backoff,Ethernet Technologies: 10Base2,

10BaseT and 100BaseT,CSMA/CD implemented at hub,Max distance from

node to Hub is 100 meters,Gbit Ethernet,Token Rings (IEEE 802.5),

AC:access control byte,Interconnecting LANs,Interconnecting LANs etc

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