On Mon, 25 Feb 2008 16:32:53 +0100 "Olivier Wulveryck" <[EMAIL PROTECTED]> wrote:
> Hello everybody, > > I have a problem with my dspam installation. > > Here is what I want to do: > > Let's say that my MX is mailsystem.com and that I have a test user > [EMAIL PROTECTED] > The MTA (postfix) is hosted on a machine mta.mydomain.com > The MDA (cyrus) is hosted on a machine mda.mydomain.com and > communicates with postfix via lmtp. > > What I wanted to do basically was something like this: > > SMTP lmtp lmtp > -----> MTA.mydomain.com -----> DSPAM.mydomain.com -----> > MDA.mydomain.com OK, so delivery to the cyrus works. > DSPAM is using a mysql backend and postfix is using DSPAM as a > content_filter: > content_filter = lmtp:[dspam.mydomain.com]:24 OK. > > What I could see with dspam_stats -H [EMAIL PROTECTED] was something > like this > > [EMAIL PROTECTED]: > TP True Positives: 0 > TN True Negatives: 100 > FP False Positives: 0 > FN False Negatives: 0 > SC Spam Corpusfed: 0 > NC Nonspam Corpusfed: 0 > TL Training Left: 2400 > SHR Spam Hit Rate 100.00% > HSR Ham Strike Rate: 0.00% > OCA Overall Accuracy: 100.00% > > The point is that no spam were detected, and I'm sure there was... Blank database, no training so it's normal. > So I decided to do a training of dspam this way: > I've downloaded 20021010_spam.tar.bz2 and 20030228_easy_ham.tar.bz2 > from http://spamassassin.apache.org/publiccorpus/ This are very old; very probably the spams look different these days. > untar, and the run > > # dspam_train [EMAIL PROTECTED] spam/ easy_ham/ > > every single spam was failed and detected as innocent e.g: > [test: spam ] 00013.d3f0b591a65f116ea5d9d4ad91 result: FAIL > (Innocent) [fn] Subject: Get the Child Support You Deserve > 11.180 Umm, this is the output from what ? > Retraining didn't help, and dspam_stats gave me the following results: > > [EMAIL PROTECTED]: > TP True Positives: 0 > TN True Negatives: 65 > FP False Positives: 0 > FN False Negatives: 14 > SC Spam Corpusfed: 0 > NC Nonspam Corpusfed: 0 > TL Training Left: 2435 > SHR Spam Hit Rate 0.00% > HSR Ham Strike Rate: 0.00% > OCA Overall Accuracy: 82.28% What I don't see here is the corpus training. I see 65 non-spam mails correctly identified as ham and 14 identified wrong. > I was getting mad so I've decided to change my configuration in a more > standard one, in order to reinject the mails back to postfix via SMTP. > Of course the result is the same. Yeh, of course. > I may have missed something... Is there something special with virtual > users or something. I've already RTFM or STFW ;-) Yeh, maybe, please read /usr/local/share/doc/dspam/README.FreeBSD and pass _all_ the info requested there. I wrote it on purpose, you know ;-) Run dspam with debug and pass the output. > Don't think this have any importance but dspam is hosted on FreeBSD. Except that we know mail/dspam works very well on FreeBSD, no, there -- IOnut - Un^d^dregistered ;) FreeBSD "user" "Intellectual Property" is nowhere near as valuable as "Intellect"
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