December 2018
Beginner
826 pages
22h 54m
English
Content preview from Linux Administration Cookbook
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How to do it...
We're going to use postfix in this example, as it's a service that won't be doing much of anything on our VM.
postfix is a Mail Transport Agent (MTA) typically installed on CentOS boxes. Even if your box isn't handling email, processes might use it to email you warning about failures and things of that ilk.