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#Always start with the default iptables settings:
:*When you install Iptables in CentOS it already has some rules predefined.
:*You will always get the default rules if you restart the iptables service. <brol><brli value="2">#Save your rule in a bash script (.sh file) so you don't lose it and can rerun it easily.</li></ul>
{{Admon/important |Disconnected from VMs|Some of the traffic between your host and VirtManager goes through IPtables. When you mess with IPtables rules on the host - you may end up losing the console connection to the virtual machines. Don't worry, they're still running and you can still use them.}}