Controlling network interfaces
Networking is one of the core elements of server management, and can be one of the more complex to manage. This recipe will show you how to use the IP tool to discover the details of, and make changes to, the networking setup of your server.
Although these are ephemeral changes, the ability to apply them at the command line is very powerful; for instance, it allows you to script the addition and removal of IP addresses. When looking at command-line tools, it's a good idea to think of not only how they can help you now, but also how they could be used for automation in future.
Getting ready
The IP tools come preinstalled on the major Linux distributions (RHEL and Debian based), so additional configuration is no longer ...
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