Re: RBL and many DNS querys to my dns

Jimmy Spam <[email protected]> Thu, 26 Aug 2010 12:12:07 +0200
Newsgroups gmane.mail.qmail.ldap
Message-ID <[email protected]>
Also, if I disable RBL check in qmail and enable it in Kaspersky  
Antispam, KAS does the RBL check but I don't see as many connections  
as when qmail do the RBL check.

KAS is configured as default queue:

                        qmail-smtpd ---> KAS queue ---> qmail-queue

Regards

Jimmy Spam <[email protected]> escribió:

> Hi friends,
>
> I've noticed that when I enable RBL in my qmail installation, the  
> firewall show many connections to the default DNS server configured  
> in my qmail server (about 600-800 connections permanently, with  
> peaks of 1000-2000).
>
> When I receive spam attack, the DNS connections + smtp connections +  
> http connections, kill my router.
>
> Do you think that Should I configure djbdns as dns-cache?
>
> Regards,
> Spamis
>
>