In the examples of typical Linux routing tables in the book Linux Administration Handbook (Nemeth et al, 2002), the loopback route is shown and referred to as if it was normal for it to be present.

For years, we used to have a plain-old ADSL in the office—fast download speeds, slow upload, high latency—all that at the cost of $1/GB. We have had so many problems with performance and reliability ...

Heres everything you need to know to get started in setting up Linux routing parameters. The Linux operating system makes a perfect solution to your routing needs. With phenomenal uptime and simple ...

Asymmetric TCP/IP routing causes a common performance problem on servers that have more than one network connection. The atypical network flows created by asymmetric routes occur most often in server ...

You need to understanding routing tables if you're going to do any kind of network troubleshooting. Let's take a look at what Linux commands can tell you about how your system is making connections.