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Old 08-26-2016, 10:46 PM
AenorVZ AenorVZ is offline
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Quote:
Originally Posted by maskedmelon [You must be logged in to view images. Log in or Register.]
What exactly is L3. I understand it part of the internets, but which part? Where? How different from L1/L2 (am I irresponsible assuming they exist?) what about L4+, those exist?
I'm pretty sure we're talking about Level3, which is an enterprise ISP like Verizon, AT&T and Sprint. Not tcp layers:

https://www.ischool.utexas.edu/~l386...onnection.html