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, ...

Interface packet loss provides indications of link problems that shouldn’t go ignored. But then you have to decide on an alerting threshold that indicates a problem without creating too many false ...

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 ...

Windows PowerShell has revolutionized the Windows command line. From configuration management to software installation to scripting, PowerShell is one of the most powerful tools in any Windows ...

A programmable network is one in which software that operates independently of network hardware handles the behavior of network devices and flow control. The fundamental nature of programmable ...

Network protocols are formal standards and policies consisting of rules, procedures, and formats that define how data is exchanged over networks. They ensure that devices can communicate effectively, ...

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 ...