Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. Building enterprise networks with routers and switches ...

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.

Figure 1: Peer to Peer The concept of layered communications is at the foundation of all IP communications, including audio and video over IP. Within a TCP/IP system, functional tasks are separated ...

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 ...

The purpose of the network layer is to help route messages between different local networks. Central to this layer is the concept of exclusive network addresses, where every terminal connected to the ...

Karlsfeld February 3, 2004 - MorethanIP announces new 10/100/1000 Ethernet MAC-NET Core. At high network speeds, or when CPU resources are limited, the processing load caused by network layers to ...

To expand the reach of our hosts, internetworking protocols are necessary to enable communication between different computers attached to diverse local area networks. Internet: a network of networks ...