页面“文件:Esport.png”与“Ufw on debian”之间的差异

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第1行： 第1行：
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[[category:ops]]  [[category:debian]] 
  
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=*  install=
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apt  install ufw
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=* Configuration=
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<pre>
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ufw enable
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Command may disrupt existing ssh connections. Proceed with operation (y|n)? y
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Firewall is active and enabled on system startup
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ufw default deny incoming
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ufw default allow outgoing
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ufw status verbose
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</pre>
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=* Firewall Rules=
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<pre>
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ufw app list
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ufw  allow 'SSH'
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ufw  allow  22/tcp
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ufw  allow WWW #其实就是80
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ufw allow 'Nginx HTTP'
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ufw allow 53/tcp </pre>
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==** Port Ranges ==
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<pre>
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Port ranges may also be specified, a simple example for tcp would be:
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  ufw allow 1000:2000/tcp
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and for udp:
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  ufw allow 1000:2000/udp</pre>
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==** IP address==
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<pre>An IP address may also be used:
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ufw allow from 111.222.333.444</pre>
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=* Deleting Rules=
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<pre>
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Rules may be deleted with the following command:
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ufw delete allow ssh</pre>
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=* see also=
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https://wiki.debian.org/Uncomplicated%20Firewall%20%28ufw%29
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https://help.ubuntu.com/community/UFW
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https://www.digitalocean.com/community/tutorials/how-to-setup-a-firewall-with-ufw-on-an-ubuntu-and-debian-cloud-server
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[https://zhuanlan.zhihu.com/p/36646621 ubuntu ufw 防火墙]

2020年2月28日 (五) 02:36的版本


* install

apt  install ufw

* Configuration

 ufw enable 
Command may disrupt existing ssh connections. Proceed with operation (y|n)? y
Firewall is active and enabled on system startup



ufw default deny incoming
ufw default allow outgoing

ufw status verbose


* Firewall Rules

 ufw app list
 

 ufw  allow 'SSH'
ufw  allow  22/tcp
 ufw  allow WWW #其实就是80

 
 
 ufw allow 'Nginx HTTP'


ufw allow 53/tcp


** Port Ranges

Port ranges may also be specified, a simple example for tcp would be:

  ufw allow 1000:2000/tcp

and for udp:

  ufw allow 1000:2000/udp

** IP address

An IP address may also be used:

 ufw allow from 111.222.333.444

* Deleting Rules

Rules may be deleted with the following command:

 ufw delete allow ssh


* see also

https://wiki.debian.org/Uncomplicated%20Firewall%20%28ufw%29


https://help.ubuntu.com/community/UFW

https://www.digitalocean.com/community/tutorials/how-to-setup-a-firewall-with-ufw-on-an-ubuntu-and-debian-cloud-server

ubuntu ufw 防火墙

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