14. Ethernet Collision Detection Carrier Sense Multiple Access Detects signal Transmits signal Collision detected Characteristics Description Access Method CSMA/CD Transfer Speed Standard Ethernet – 10 Mbps Fast Ethernet – 100 Mbps Gigabit Ethernet – 1 Gbps (1000 Mbps)
15. Token Ring Characteristics Description Access Method Token passing Transfer Speed 4 to 16 Mbps for all cable types Physical Ring Logical Ring MSAU
16. Asynchronous Transfer Mode Characteristics Description Access Method Point-to-point. Transfers fixed-sized packets from one computer to another through ATM switching equipment Transfer Speed Fiber-optic at 155 Mbps to 622 Mbps ATM Switch ATM Switch ATM Switch Cell Cell
17. Fiber Distributed Data Interface Characteristics Description Access Method Token passing Transfer Speed Fiber-optic at 155 Mbps to 622 Mbps Primary Ring Secondary Ring
18. Frame Relay Main Office Branch Offices Frame Relay Network Frame Frame Frame Characteristics Access Method Transfer Speed Description Point-to-point Dependent upon transmittal capabilities of digital leased lines
19.
20. Repeaters and Hubs Repeater Hub Repeater Transmits data to all connected computers Hub Transmits data to all connected computers in a star topology
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