Modern network connectivity is light years ahead of what it once was. Even though it's much more reliable than it was in the 1990s, issues still come up -- which is why I'm glad that Linux includes a ...

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” ...