Greetings all. Looking for some general guidance as I try to wrap my head around a new area for me.<br><br>Specifics: running a pfsense firewall/router on a dedicated box.<br>1 WAN port going to cable ...

Only the very smallest companies can be run without a computer, and once you've got even a handful of computers you'll probably want to network them. A Local Area Network, or LAN, turns individual ...

Equipment from the telephone company that terminates its lines at the customer's premises. The network interface device (NID) provides the demarcation point between the telephone network and the ...

A modern normal network card will have onboard an Ethernet controller which, of course, is a pre-programmed microcontroller. Not only does it do the things required to keep a computer on the network, ...

I am doing a review of the configuration of all our Cisco equipment after taking over from my predecessor. I noticed in one of the routers has a loopback interface on it but I can’t account for the ...

Most of my current work for PCMag is about printers and projectors, but I've covered a wide variety of other subjects—in more than 4,000 pieces, over more than 40 years—including both computer-related ...

The ip command has a lot to tell you about the configuration and state of your network connections, but what do all those words and numbers mean? Let’s take a deep dive in and see what all the ...

Longer chip lifetimes, more data to process and move, and a slowdown in the rate of processor improvements has created a series of constantly shifting bottlenecks. Kartik Srinivasan, director of data ...

The Model 4872 GPIB-to-LAN printer interface connects older analyzers and instruments with GPIB outputs to a printer with an Ethernet interface. The Model 4872 GPIB-to-LAN printer interface connects ...