Layer 2 of the OSI model is where we find the Data Link Layer, which provides the mechanism by which data is transferred from node to node across a network. What makes this layer important is that it ...

Networks function and flourish because they deliver reliable and fast communication over large distances. And while people often marvel at the speed, it's the reliability -- made possible through the ...

Verifying the design of network components is quite different from testing the networks themselves. Network engineers test from the top down. If they encounter a problem, they look only as far down ...

“This is not an easy subject to talk about. There are so many protocols, and terms have evolved—even the way the word ‘Ethernet’ has been used,” states John Ditter, input/output product specialist ...