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Month: October 2013

Layer 1 – Physical

Fiber Multimode Fiber Singlemode Fiber Fiber Connectors SC ST LC Fiber Interfaces GBIC SFP Fiber transmitter/receivers SX LX ZX WDM Copper Ethernet Panels – 568A Straight-through – 568B Modern switches/cards...

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OSI Layers

Layer 1 – Physical Wiring Fiber Network Cards Hubs Layer 2 – Data-link Ethernet frames Network card and drivers PPP Switches Bridge MAC addresses Layer 2 network maps include the physical layer 1 port Translates data...

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