O'Reilly logo

Absolute FreeBSD, 2nd Edition by Michael W. Lucas

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Sendmail

For many years now, Unix-like operating systems have included the traditional Sendmail Mail Transfer Agent (MTA), or mail server. This program is huge, obtuse, and downright intimidating to new administrators. Many experienced system administrators also find it huge, obtuse, and downright intimidating. Sendmail even breaks one of the cardinal rules of Unix-like systems: Instead of many small tools that each do a single job well, Sendmail is a huge program that performs many jobs. When Sendmail was written, the very idea of a program that could be configured by a file, without having to recompile the program, was revolutionary. The fact that the Sendmail configuration looked like the result of placing an excited gerbil on a keyboard really ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required