This article originally appeared in TV Technology. When it comes to audio over IP, one area that seems to cause a substantial amount of confusion is whether a technology works at Layer 2 or Layer 3.

I am currently enrolled in the CCNA academy at my school. we are a chapter where cisco is talking about layer 2 and 3 switches. i was under the impression that all switches were layer 2? i assume that ...

Last month I asked if Layer 3 capabilities belong in your wiring closet, and you responded. The majority said no – and I’ll relay some of those responses today. Let’s start with one of the more ...