On 30/04/2012 19:59, carlopmart wrote:
>
>  .. but it seems too old, or not? My linux servers are CentOS 6 ...
system-config-firewall

Essentially, set your default policies to DROP (once you configure via 
system-config-firewall)

Then edit /etc/sysconfig/iptables to just allow additional protocols you 
require that might not be done by the system-config-firewall interface.

-- 
Best Regards,
Giles Coochey, CCNA Security, CCNA
NetSecSpec Ltd
giles.coochey@netsecspec.co.uk
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