Re: [ANNOUNCE] Kernel Blocking Firewall

[Willy Tarreau]

On Thu, Jan 08, 2009 at 07:23:43PM -0700, jmerkey@xxxxxxxxxxxxxxxxxxxxx wrote:
> iptables is just too cumbersome and memory comsumptive to work well and
> has a shitty app inteface so I wrote one with a kernel level database and
> combined it with postfix.    This firewall actually drops packets on the
> floor by port, or in their entirety by IP address to deal with these
> jerks.
> 
> The code is a kernel module that will build an RBL database to disk and it
> will cache up to 500,000 IP addresses efficiently on a 1GB home personal
> computer.  The more memory you have, the more IP addresses you can cache. 
> It is configurable and possible to hold millions of them if you have 4GB
> of memory in the server.

why didn't you use ipset for that ? It's designed exactly for this usage
and is a lot easier to use than plain iptables for dynamic filtering.

Willy

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