ubuntu

教你如何开启/关闭ubuntu防火墙

https://www.cnblogs.com/kluan/p/5993767.html

远程连接

https://blog.csdn.net/Never_Give_up_z/article/details/83190285

https://blog.51cto.com/12308777/2070600

http://www.cnblogs.com/lenmom/p/9675358.html