Stop iptable on linux

[root@linux ~]# /etc/init.d/iptables stop
iptables: Setting chains to policy ACCEPT: filter          [  OK  ]
iptables: Flushing firewall rules:                         [  OK  ]
iptables: Unloading modules:                               [  OK  ]

[root@linux ~]# chkconfig --level 2345 iptables off