Block access for ips

[Jeff Vian]

On Tue, 2005-10-25 at 12:40 +0530, Abilash Praveen M wrote:
> Forwarding it again.
> ----- Original Message ----- 
> From: Abilash Praveen
> To: fedora-list at redhat.com
> Sent: Tuesday, October 25, 2005 10:48 AM
> Subject: Block access for ips
> 
> 
> Hi,
> I have many failed login attempts on my server. I want to block all ip that 
> produce more than 20 failed logins at a time. How do i go about it? Please 
> note that i want to block ips on fail login for all services, ftp, ssh, 
> telnet, mail, etc.
> Thanks in advance,
> Abilash Praveen M
> 
> p.s: I'm on a FC4 
> 
Look here for possible options
http://www.linux.com/article.pl?sid=05/09/15/1655234

Daemon shield looks like a good candidate.