Managing firewall on CentOs 8

Check the Status of the Firewall sudo firewall-cmd --state List All Firewall Rules sudo firewall-cmd --list-all Create a New Zone firewall-cmd --permanent --new-zone=allowed Add the Specific IP Address ( allowed…

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Managing firewall on Ubuntu

Following are the useful commands to manage the firewall on ubuntu using UFW sudo ufw enable sudo ufw disable Default Policies sudo ufw default deny incoming sudo ufw default allow…

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