Thanks very much for your reply Mark, In the file /etc/amavis/conf.d/20-debian_defaults I have the line:
"$final_bad_header_destiny = D_PASS; # False-positive prone (for spam)" I just wandering the reason that the debian admin put that comment. Salute Frank Abel Mark Martinec wrote: > Frank Abel, > > >> Why I see a comment after the "$final_bad_header_destiny" that say: >> "# False-positive prone (for spam)". >> > > Where did you see it? It is not in the distribution I believe. > > >> I mean... I suppose that if an email >> have a bad header is a bad email (or at least a bad structured email). >> > > Right. > > >> What is the reason that most people put "D_PASS" as value of that >> variable? >> > > Because is is mostly harmless as far as security is concerned, > and it does not contribute to spam blocking, which SA can take > care of by itself quite well. > > >> Exist lot of emails that have bad headers and are good email? >> > > There are some types of errors that are rather frequent, > mostly due to poor quality of mail clients, or misconfigurations. > > Some of the more frequent ones are: > > - MUA does not properly encode 8-bit national characters according > to RFC2822 / RFC 2047; this is specially common with web-based mailers > or with very old versions of mail readers, or with clueless users > who misconfigure their clients; > > - some MUAs (like Eudora, or some mailing list) supply double > Message-ID header field; > > - some MUAs (like IncrediMail) don't know how to properly > fold long header fields, leaving empty lines in a header; > > - soma MUAs or mailing lists supply multiple To: header fields; > > - bounce messages often contain truncated sections of original body, > chopped with no regard to repairing MIME structure; > > > >> Can anyone point me to a link that explain this issues? >> > > RFC2822. Don't have a better one at hand. > > Mark > > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share your > opinions on IT & business topics through brief surveys-and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > _______________________________________________ > AMaViS-user mailing list > AMaViS-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/amavis-user > AMaViS-FAQ:http://www.amavis.org/amavis-faq.php3 > AMaViS-HowTos:http://www.amavis.org/howto/ > > > __________________________________________ V Conferencia Internacional de Energía Renovable, Ahorro de Energía y Educación Energética. 22 al 25 de mayo de 2007 Palacio de las Convenciones, Ciudad de la Habana, Cuba http://www.cujae.edu.cu/eventos/cier ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ AMaViS-user mailing list AMaViS-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/amavis-user AMaViS-FAQ:http://www.amavis.org/amavis-faq.php3 AMaViS-HowTos:http://www.amavis.org/howto/
