DNS based block lists and the like question.

[Ugo Bellavance]

> -----Message d'origine-----
> De : greyhair [mailto:greyhair at GREYHAIR.NET]
> Envoyé : Wednesday, December 10, 2003 12:33 PM
> À : MAILSCANNER at JISCMAIL.AC.UK
> Objet : DNS based block lists and the like question.
> 
> 
> Hi.
>   If I use a dnsbl like SORBS (www.sorbs.net) in MailScanner, 
> do I also
> need to set the same dnsbl in sendmail, or any MTA in general?  If no,
> what happens if there is a  dnsbl listing in the MTA?
> 
> Thanks.
> 
> greyhair
>

Block list in MTA: messages are not accepted
Block list in MS:  messages are tagged and treated as spam
Block list in SA:  messages are give an increased score.

Cpu usage grows from Mta to SA, apparently.