1、关闭ubuntu的防火墙
ufw disable
开启防火墙
iptables -P FORWARD ACCEPT
iptables -P OUTPUT ACCEPT
ufw disable
开启防火墙
ufw enable
2、卸载了iptables
apt-get remove iptables
3、关闭ubuntu中的防火墙的其余命令
iptables -P INPUT ACCEPTiptables -P FORWARD ACCEPT
iptables -P OUTPUT ACCEPT
iptables -F
参考:
http://blog.youkuaiyun.com/hellochenlian/article/details/37535531
http://bguncle.blog.51cto.com/3184079/957315/