Chapter 18. FURTHER DIRECTIONS
There's a lot to Linux. This book can only go so far, and although it's time to wind down, this chapter will give you an idea of what lies beyond the fundamental topics covered in this book.
Additional Topics
Most (but not all) of these topics are network related. Furthermore, none are specific to Linux; you can carry the knowledge you have of them to and from other Unix systems.
- Electronic mail
Email is a big topic. Chapter 5 and Chapter 6 talked a little about the SMTP port (25) used for mail transfer, and they briefly mentioned Postfix and qmail, the two most viable mail transfer agents (MTAs) available now. There's more behind the MTA: for example, if you want to run an IMAP (Internet Message Access Protocol) server, ...
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