April 2018
Beginner
992 pages
23h 11m
English
Content preview from Networking All-in-One For Dummies, 7th Edition
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Chapter 7
Running Sendmail
IN THIS CHAPTER
Looking at how email works
Installing and starting Sendmail
Understanding basic Sendmail configuration
Blocking spam with SpamAssassin
Reading email with mail and Evolution
Sendmail, which is a standard part of most Linux distributions, is one of the most popular mail server programs on the Internet. You can use Sendmail as an alternative to expensive mail server programs, such as Microsoft Exchange Server, to provide email services for your LAN. This chapter shows you how to set up and use Sendmail on a Linux server.
Spam artists — unscrupulous marketers who clutter the Internet with millions of unsolicited emails — are constantly on the prowl for unprotected Sendmail servers, which they can use to launch their spam campaigns. If you don’t protect your server, sooner or later, a spammer will coax your computer into spending almost all its ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.