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problem solver series (3)

How to Solve a Problem: The OSI Model

Years ago, I lived in a small military town attached to a naval base. There were few ways for a civilian like myself to become employed on base, and the first one I latched onto was to get some sort of IT certification. I was good with computers, and I knew I wanted to work with them. So I looked up some certs, picked a few, got the books, and got to studying.

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