dqd is a qmail distribution based on the dirqmail patch and intended to be used by qmail power users.
Here are some key features of "dqd":
SMTP service:
· SMTPS support
· qmail-smtpd patched with:
· dirqmail 0.14
· qmail-spp 0.41
· qmail-smtpd-auth 0.4.3
· big-dns
· big-concurrency
· moreipme (includes qmail-0.0.0.0 patch)
· sendmail-flagf
· qmail-smtpd-size
· qmail-bouncecontrol
· qmail-bounce-maxbytes
· qmail-local 'tab' patch
· errno patch
· qmail-queue
· accept-5xx.patch
· ext_todo 20030105 (optional)
· qmail-spp plugins:
· maxbouncercpts
· maxrcpts
· rcptexists
· requireauth
· spf
· tarpit
· SMTP authorization:
· supports PLAIN, LOGIN and CRAM-MD5
· fast RBL configuration
POP3 service:
· POP3S service
· supports PASS and APOP
· support for IMAP and IMAPS using BINC IMAP
· content scanning via qmail-qfilter (optional)
· support for ClamAv and SpamAssassin (as sample)
· bundles with proper checkpassword program
· comes with fast installation system which checks for dependencies and optional software
· supports per-user quota
· bundles with a web administration interface
What's New in This Release:
· Upgrades dirqmail to 0.14.
· Fixes small bugs in administration scripts and in the Web interface.
Product's homepage