Cisco Presentation Guide
Cisco Presentation Guide
Cisco Presentation Guide
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Timing<br />
•Propagation Propagation delay (UTP): (UTP) : 20.3 cm/ns,<br />
•100m 100m UTP = 5 bit times (10Mbps)<br />
•Slot Slot time = minimum mi um frame duration<br />
•512bit 512bit times (64B ( 64B) ) for 10 and 100 Mbps bps<br />
Ethernet<br />
•4096 4096 bit time time<br />
slots (512 B) for 1000 Mbps Mbps<br />
•calcula calculated ed assuming maximum maximu cable lengths<br />
(and repeater delay)<br />
•max max delay defined as 51,2 micro mi roseconds seconds<br />
•32bit 32bit “jam jam” signal<br />
•Interframe Interframe spacing 96 bit timeslots timeslots<br />
•time time that allows receiver(s) to process frame<br />
and prepare for another frame reception<br />
© 2005 Petr Grygarek, Advanced Computer Networks Technologies<br />
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