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qmail by John Levine

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Using Ezmlm with qmail

The most popular list manager used with qmail is ezmlm-idx, an extended version of Dan Bernstein's ezmlm. The original ezmlm has a very solid core of mailing list functions: subscription and unsubscription, message distribution and bounce management, and simple message archiving and retrieval. Unlike most list managers, ezmlm lets individual users run automatically managed private lists using subaddresses of their user addresses, as well as the more conventional arrangement where the system manager sets up a list with an address of its own. Ezmlm-idx adds more complex features such as digests, moderated lists, remote list management, and distributed lists with sublists. Nearly all ezmlm users use ezmlm-idx, because the basic ezmlm lacks now-essential abilities such as letting only list members post to a list. The following discussion all applies to ezmlm-index.

Installing Ezmlm-idx

Ezmlm-idx is a little bit tricky to install, because you have to combine the original ezmlm with the additions and patches for ezmlm-idx yourself. The easiest place to find the ezmlm and ezmlm-idx tarballs is http://www.ezmlm.org, where you can click the Download link near the top of the page to find a nearby archive with ezmlm-0.53.tar.gz and ezmlm-idx-0.40.tar.gz (or a newer version if available). While you're there, if you plan to run large lists (tens of thousands of addresses), you might also want to patch qmail, as discussed in Chapter 16, to increase the number of parallel ...

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