Linux systems provide a lot of useful commands for reviewing network configuration and connections. Here's a look at a few, including ifquery, ifup, ifdown and ifconfig. There are a lot of commands ...

Traceroute is still a great tool, but mtr ("my traceroute") provides even more insights when you're looking into network routing problems. The mtr tool—“my traceroute”, originally “Matt’s traceroute” ...

Ubuntu’s included NetworkManager software aims to make your network connections “just work.” Nevertheless, sometimes thing go awry. There are times you have to adjust or change your connection ...

Welcome to our new series on how to build your own Linux-based network appliance. If you’re a small business owner with a shared Internet connection and some networked PCs, this is just what you need ...