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 ...

Unix sysadmins routinely use the “ifconfig -a” command to list network parameters associated with their systems. In particular, they use this command to determine the IP address, netmask and broadcast ...

The only Linux command you need for monitoring network traffic - and how to use it ...

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 ...

Restarting the network interface using command lines in Linux is a straight-forward procedure. While the GUI (Graphical User Interface) for Linus network configuration is more graphical and visually ...

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 ...

There are numerous problems that can interfere with your access to a system — everything from the system being down to problems with name servers and routers. In today’s troubleshooting tale, we’re ...

In this chapter, you will learn about the addressing used in IPv4 and IPv6. We'll assign addresses of both types to various interfaces on the hosts and routers of the Illustrated Network. We'll ...