Blacklist & Whilelist IP's from server?

[Arthur Pemberton]

Lonnie wrote:

> Greeting All,
>
> I have a Fedora 3 server up and running and I have noticed various 
> IP's in my logs trying to hack SSH, APACHE, or email for example and 
> even though I am running the built-in firewall through the "setup" 
> program, I would like to know if there is some additional application 
> that I can add that I can blacklist, and whilelist IP from connecting 
> to my server at all?
>
> I am sure that there is something out there, but not sure what you 
> might recommend?
>
> Thanks all,
> Lonnie
>
Not apps, simple text files
/etc/hosts.allow
/etc/hosts.deny