AW: please help .. we are under fire !

[Karl M. Joch]

Install smfsav milter for sendmail and dont accept mail to *@domain.
Enabling Watermarking in Mailscanner helps alot too. 

-- 
Best regards / Mit freundlichen Gruessen,

Karl M. Joch

CTS Consulting & Trade Service GmbH
A-5020 Salzburg, Fuerstallergasse 36

http://www.ctseuro.com
Tel: +43-662-621559-0
Fax: +43-662-621559-22
FWD: 716621 (VOIP)
E164.ORG: 8829900273500 (VOIP)

Unsere Services:
http://www.ctseuro.com - IT Netzwerk und Sicherheitstechnik
http://www.ctsnotdienst.com - PC Notdienst, Reparatur und Service


> -----Ursprüngliche Nachricht-----
> Von: mailscanner-bounces at lists.mailscanner.info 
> [mailto:mailscanner-bounces at lists.mailscanner.info] Im 
> Auftrag von Petr Zeman
> Gesendet: Donnerstag, 22. Mai 2008 11:22
> An: MailScanner discussion
> Betreff: please help .. we are under fire !
> 
> Hello,
> 
> we using MailScanner+Sendmail+SpamAssassin+Clamav as an 
> e-mail gateway 
> for aprox. 100 local users. Normally we have 3 000 e-mails 
> daily - 2500 
> is spam 500 is usable. From tommorow we are under fire :-). Anybody 
> nasty use our domain name (juli.cz) to send thousands spam 
> e-mails. From 
> yesterday we obtained over 100 000 non-delivery reports to 
> fake address 
> "tli at juli.cz" and her variants.
> 
> What can i do now? I only set "To: *tli at juli.cz yes" to 
> spam.blacklist.rules. Is much better now, but this is not solution.
> 
> I will be appreciative, for some ideas.
> 
> Thanks
> 
> Petr Zeman
> JULI Motorenwerk, s.r.o.
> organizace a informatika
> zeman at juli.cz
> -- 
> MailScanner mailing list
> mailscanner at lists.mailscanner.info
> http://lists.mailscanner.info/mailman/listinfo/mailscanner
> 
> Before posting, read http://wiki.mailscanner.info/posting
> 
> Support MailScanner development - buy the book off the website! 
>