Cisco Presentation Guide

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802.3x Flow Control •Link Link layer •PAUSE PAUSE frame (full duplex) •EtherType EtherType 8808h •Reserved Reserved destination MAC address •not not forwarded by switch •Similar Similar to Xon/Xoff, but with timeout for Xoff •Parameter Parameter specifies number of units to wait •0 0 cancels PAUSE request unit corresponds to 1 time slot (512ns) •unit © 2005 Petr corresponds Grygarek, Advanced Computer Networks to 1 Technologies time slot (512ns) 40
Modern Ethernet Technologies © 2005 Petr Grygarek, Advanced Computer Networks Technologies 41
Page 1 and 2: Ethernet Petr Grygárek Gryg rek ©
Page 3 and 4: Ethernet Naming Rules (IEEE Standar
Page 5 and 6: Historical Ethernet Implementations
Page 7 and 8: 10Base5 Capabilities •Bus Bus (co
Page 9 and 10: 10BaseT •Star Star (tree) topolog
Page 11 and 12: Physical Layer of Fast Ethernet •
Page 13 and 14: Ethernet Today •Ethernet Ethernet
Page 15 and 16: Physical Layer of the Gigabit • 1
Page 17 and 18: 1000BaseT (802.3ab) • uses TP Cat
Page 19 and 20: Ethernet Advantages •Simplicity S
Page 21 and 22: Ethernet Frame •Preamble: Preambl
Page 23 and 24: Timing •Propagation Propagation d
Page 25 and 26: Collisions •When hen a transmitti
Page 27 and 28: •Local Local collision Collision
Page 29 and 30: Bit Synchronization •10Mbps: 10Mb
Page 31 and 32: 100BaseT2, 100BaseT4 (1) •Propose
Page 33 and 34: Ethernet Capability Autonegotiation
Page 35 and 36: FLP Bursts •data data pulses inte
Page 37 and 38: Negotiated capabilities •speed sp
Page 39: Capability negotiation process (2)
Page 43 and 44: 10GE on Fiber (10GBase-R) 802.3ae
Page 45 and 46: Ethernet WAN PHYs (10GBASE-W) 10GBA
Page 47 and 48: Additional Information © 2005 Petr
Page 49 and 50: Ethernet statistics terminology (2)
Page 51: Useful Ethernet information •http

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