I didn't really follow any book/course to learn that bit, mostly just hands-on. But, I actually liked the RITx Network Security course on edX. YMMV, though.
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I would really like to look into this part of the industry and networks are my weakest point, so I should start from there.
But out of curiosity do you have any books or courses to begin with the "and how they tie together" part of your answer?
I didn't really follow any book/course to learn that bit, mostly just hands-on. But, I actually liked the RITx Network Security course on edX. YMMV, though.