How do I delete a UFW firewall rule running on Ubuntu or Debian Linux? What is the command to remove ufw rules on a CentOS Linux server? How can I list and remove firewall rules when using UFW?
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I am a new Linux system administrator. I have a hardware-based firewall, so I don’t need a firewall on each server. How do I disable the firewall on Linux?
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I am a new Ubuntu Linux 18.04 LTS server user. How do I set up an OpenVPN Server on Ubuntu Linux version 18.04 LTS server to shield my browsing activity from bad guys on public Wi-Fi, and more?
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How do I allow incoming DNS tcp/udp port 53 connections from a specific IP address or subnet on a Ubuntu or Debian Linux server using ufw? How can I open DNS port 53 using ufw firewall?
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I am a new Debian Linux version 9 server user. How do I setup an OpenVPN Server on Debian Linux version 9.x or 8.x server to shield my browsing activity from bad guys on public Wi-Fi, and more? How can I Setup a VPN with OpenVPN on Debian 9 Stretch Linux server hosted at AWS cloud?
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How do I allow incoming SSH connections from a specific IP address or subnet on a Ubuntu or Debian Linux server using ufw? How do I open ssh 22/TCP port using ufw on Ubuntu or Debian server?
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