/etc/init.d/iptables stop
systemctl stop firewalld.service
[root@bigdata-server-01 myrestserver]# firewall-cmd --state
not running
[root@bigdata-server-01 myrestserver]# systemctl stop firewalld.service
[root@bigdata-server-01 myrestserver]# firewall-cmd --state
not running
[root@bigdata-server-01 myrestserver]# systemctl start firewalld.service
[root@bigdata-server-01 myrestserver]# firewall-cmd --state
running
[root@bigdata-server-01 myrestserver]# systemctl stop firewalld.service
[root@bigdata-server-01 myrestserver]# firewall-cmd --state