Compare and contrast the function and relationship between Hubs, routers, and switches

Compare and contrast the function and relationship between Hubs, routers, and switches.  Illustrate how they are used to repeat, relay, route and segment traffic on a network and why are these functions important? 

Please DO NOT USE outside sources or quote your book directly for these discussion – summarize what you want to say in your own words and use examples to illustrate your meaning

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