FreeBSD6 Unleashed

A Look at Some Sendmail Replacements

Although Sendmail is still widely recognized as the industry-leading MTA by a wide margin, it’s not without its faults—in fact, it’s generally understood to be rife with them. Sendmail is widely criticized for its barely comprehensible configuration files, the “master config” file in its otherwise almost-unknown m4 format, the proliferation of different runtime files (such as the access database and virtusertable file), and its comparative bulk and sluggishness. If you’re comfortable with the way Sendmail works in its default configuration (which usually doesn’t take much extra effort), you may have no need to complain. However, if you find you need more speed and less resource consumption, you can choose ...