Unless you're "in the know", terms like "layer 2" can seem mysterious, making it all the more plausible when someone touts the benefits. It seems logical: "Bare-metal" communication must be better, faster, and cheaper than higher-level "everything over IP" approaches, right? But it's not quite that simple. This piece assumes you know something about the OSI model. Ivan … [Read more...] about The Lure of Layer 2