IT 242 Week 1 OSI Model

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IT 242 Week 1 OSI Model
Describe the open systems interconnection (OSI) model and how it relates to a network in 200 to 350 words. Include answers to the following:

  • On which layers of the OSI model do WAN protocols operate?

  • What are some of these protocols?

  • On which OSI layers do switches and routers operate?

  • If routers reside at more than one layer, what is the difference between OSI layers?


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