Cisco Presentation Guide
Cisco Presentation Guide
Cisco Presentation Guide
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Legacy Ethernet:<br />
Common Characteristics<br />
•10Base5-1980, 10Base5-1980, 10Base2-1985,<br />
10BaseT-1990<br />
•Timing Timing parameters (100ns bit timeslot,<br />
51.2us slot time)<br />
•Frame Frame format<br />
•Transmission Transmission processes<br />
•Manchester Manchester encoding<br />
•CSMA/CD CSMA/CD (half duplex)<br />
•full full duplex defined later for 10BaseT (1997)<br />
•Basic Basic design rule (5-4-3)<br />
•No No more than four repeaters can be used in<br />
series between any two stations. There can<br />
also be no more than three populated<br />
segments between any two stations.<br />
© 2005 Petr Grygarek, Advanced Computer Networks Technologies<br />
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