I used the Linux command--shut down the firewall

To turn off the firewall:

Firewall can be used to restrict the use of some ports, can be through the Linux command relationship to it, the corresponding instructions:

To view firewall information:

#service iptables Status

You can see the state of the firewall:

To turn off the firewall:

#service iptables Stop

After closing, verify by the above instruction:

But this way of shutting down the firewall is the same as shutting down a program in Windows. The next time you reboot the program may start or start at some point after the boot.

So with the command chkconfig, this instruction is used to update (start or stop) and query the system service's boot level information.

To view the startup level of the system service:

#chkconfig--list

View the situation:

This command shows the startup of the service, and if there is an on, the service must automatically start at some point after the boot. The following is a pipeline filter to see how the firewall starts.

#chkconfig--list | grep iptables

View results:

To turn off automatic operation of the firewall:

#chkconfig iptables off

and then verify.

I used the Linux command--shut down the firewall