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.

What is a network protocol? Most textbook writers state something like this: A network protocol is a set of guidelines or standards for the operation of network devices, the methods of operation, and ...

The harmonious operation of the various networking devices in a LAN requires correct and valid configuration of the protocols and applications that are enabled in ...

I love new security testing tools. There is nothing quite like finding some magical bits of code allowing you to use and abuse protocols in unique and unnatural ways. I was introduced to Loki at ...

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol, which resides at layers 3 and 4. To understand network communications, it is essential to learn about the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Video over Internet Protocol, not to be confused with VoIP (voice over IP), is becoming a ...

As important as Spanning Tree has been to the acceptance and spread of Ethernet, making it possible to link Ethernet segments without creating loops and packet storms, its inventor, Radia Perlman, ...

Terms can sometimes play tricks on the mind. Take EtherNet/IP, for example. Many people will read “IP” as internet protocol and think that EtherNet/IP refers to plain old, standard industrial Ethernet ...