show all logs in php it can be dangerous , the logs and errors not suppose to show to simple people so use it in right way add these at top of your php file.
delete all iptables rules and chains these commands will delete all chains and rules inside them completly. take a backup with : if you are not sure about what you tryin to do.
default route in linux replace your router or gateway ip instead 10.0.0.11 then your default route (0.0.0.0) will forward to your gateway