Configuring Network Settings Without Sysinstall

Using Sysinstall to configure your cards makes things easy in some ways; it’s nice and visual, for instance, and it does everything in one place. But configuring with Sysinstall is a less-than-versatile option for many of the networking tasks you may need to do. You can access and modify the network settings more directly from the command line. Naturally, you must be root in order to run these commands in a way that alters the system’s configuration; also, you should perform these steps from the physical console, because any misconfigurations will cause you to lose connectivity to the machine.

Caution

Some of the functions we’ll be discussing cannot be done in Sysinstall, such as adding IP aliases ...

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