lec7 - EECS 161 - Introduction to Computer Networking Scott...

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Unformatted text preview: EECS 161 - Introduction to Computer Networking Scott Jordan Local Area Networks / Ethernet UCI University of California, Irvine Ethernet -- Topology: (Walrand/Varaiya slides)- computers connected to hub in a star topology- The hub copies any incoming packet onto all other lines thus collisions!!, thus need retransmissions !! [need protocol!] Ethernet MAC: Hub Hub Relay Hub Collision! After a collision, stop for a random time wait for a random time, then try again. Single collision domain EECS 161 - Introduction to Computer Networking Scott Jordan Local Area Networks / Ethernet UCI University of California, Irvine Ethernet -- Addressing: (Walrand fig. 2.1)- Physical (Ethernet) address: assigned by manufacturer, hardwired onto Ethernet card, e.g. 8:0:20:1:C9:7E (48 bits in hex)- Network (IP) address: assigned by system administrator, e.g. 128.200.9.148- Name: assigned by system administrator, e.g. jordan.ece.uci.edu EECS 161 - Introduction to Computer Networking Scott Jordan Local Area Networks / Ethernet UCI University of California, Irvine Ethernet -- Addressing- Physical (Ethernet) address: assigned by manufacturer, hardwired onto Ethernet...
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This note was uploaded on 03/28/2009 for the course CSE 120A taught by Professor Healey during the Spring '08 term at UC Irvine.

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lec7 - EECS 161 - Introduction to Computer Networking Scott...

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