Shannon, Mike, and Mary recently passed the CCNA exam and have been hired to perform network support at your company. Mike has been complaining that memorizing the layers of the OSI model was difficult and a waste of time. He understands why protocol developers need to know about it, but thinks that network administrators and support people only need to know which protocols are operating on the network in question. In your opinion, what is the best way to memorize the OSI layers?

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