[SURBL-Discuss] OT: RBL needed!

Raymond Dijkxhoorn raymond at prolocation.net
Fri May 28 17:33:23 CEST 2004


> I got a whole bunch of open relays doing rumpelstiltskin(sic) attacks on 
> both my main mailserver and my seconary MX server... hitting the 
> secondary and making it throttle the main one.
> Anyway is there a way to use some of these RBLs to basically deny these 
> open relays to be able to even attempt these attacks?
> I'm running  Sendmail 8.12.11 on Linux... both these boxen run RH 6.2 
> and are really locked down against other attacks.
> I use to just drop routes to these idiots but never a good solution 
> IMNSHO 8*)
> I looked through the sendmail FAQs and didn't find anything that was 
> helpful.

Start filtering there with DSBL on the MTA, and submit missing ones you 
find to DSBL, pretty effective.


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