service SuSEfirewall2_init stop
chkconfig SuSEfirewall2_init off
启动操作为：
service SuSEfirewall2_setup start
service SuSEfirewall2_init start
取消开机启动防火墙：
chkconfig SuSEfirewall2_init on
chkconfig SuSEfirewall2_setup on
suse12下操作为：
关闭防火墙
systemctl stop SuSEfirewall2.service
systemctl disable SuSEfirewall2.service
开启防火墙
systemctl enable SuSEfirewall2.service
开机启动防火墙
systemctl start SuSEfirewall2.service