Changing the System Configuration
Most (nearly all) of the system configuration files for Unix systems are contained in the /etc directory. If it’s a configuration setting that’s specific to a user, the setting will be located in the user’s home directory; otherwise, configuration settings for the whole system are located in the /etc directory.
We’re not going to get into changing much here—you really should know what you’re doing before you start futzing with the system configuration. However, if you’re root, you should have some fun with it, so here’s something fun to play with. In the following example, you’ll see how to change the Message of the Day (aka, the motd), which users are greeted with when they log into the system (Figures 16.1 ...
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