Blocking SSH ... BUT...

[B Wooster]

>Tom Rivers wrote:
>    Craig White wrote:
>        not responsive to your question but highly recommended...
>        denyhosts package (yum install denyhosts)

>    I have had a lot of luck with fail2ban myself. You might want to take a look
>    http://www.fail2ban.org/wiki/index.php/Main_Page
>    You can install it with yum too.  ;)
># yum install fail2ban denyhosts

Yet another similar package (can use iptables also to block, and block
ftp, pop3, etc services also):
http://www.aczoom.com/cms/blockhosts

But - I don't believe a yum install exists, so use rpm instead:
rpm -Uv BlockHosts-2.0.6-1.noarch.rpm