ubuntu10.10 防火墙 ufw 设置简介

ubuntu10.10 防火墙 ufw 设置简介

root@ubuntu10-virtual-machine:/# ufw enable

Firewall is active and enabled on system startup

root@ubuntu10-virtual-machine:/# sudo apt-get install ufw

正在读取软件包列表… 完成

正在分析软件包的依赖关系树

正在读取状态信息… 完成

ufw 已经是最新的版本了。

升级了 0 个软件包，新安装了 0 个软件包，要卸载 0 个软件包，有 331 个软件包未被升级。

root@ubuntu10-virtual-machine:/# ufw disable

Firewall stopped and disabled on system startup

root@ubuntu10-virtual-machine:/# ufw enable

Firewall is active and enabled on system startup

root@ubuntu10-virtual-machine:/# ufw logging on

Logging enabled

root@ubuntu10-virtual-machine:/# ufw  logging off

Logging disabled

root@ubuntu10-virtual-machine:/# ufw default allow

Default incoming policy changed to ‘allow’

(be sure to update your rules accordingly)

root@ubuntu10-virtual-machine:/# ufw status

Status: active

 

To                         Action      From

—                         ——      —-

22                         ALLOW       Anywhere

22/tcp                     ALLOW       Anywhere

22/tcp                     ALLOW       192.168.1.1

22/tcp                     ALLOW       192.168.184.137

 

root@ubuntu10-virtual-machine:/# ufw allow 53

Rule added

root@ubuntu10-virtual-machine:/# ufw delete allow 53

Rule deleted

root@ubuntu10-virtual-machine:/# ufw delete allow 80/tcp

Could not delete non-existent rule

root@ubuntu10-virtual-machine:/# ufw allow 80/tcp

Rule added

root@ubuntu10-virtual-machine:/# ufw delete allow 80/tcp

Rule deleted

root@ubuntu10-virtual-machine:/# ufw allow smtp

Rule added

root@ubuntu10-virtual-machine:/# ufw delete allow smtp

Rule deleted

root@ubuntu10-virtual-machine:/# ufw allow from 192.168.1.29

Rule added

root@ubuntu10-virtual-machine:/# ufw delete allow from 192.168.1.29

Rule deleted

root@ubuntu10-virtual-machine:/# ufw allow from 192.168.1.29

Rule added

root@ubuntu10-virtual-machine:/#

 

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