Description Fail2Ban: ban hosts that cause multiple authentication errors List of BAN IPS sudo zgrep 'Ban' /var/log/fail2ban.log* or sudo fail2ban-client banned Fail2ban prompt sudo fail2ban-c...

Download software wget https://dlm.mariadb.com/3968455/MariaDB/mariadb-11.6.2/yum/rhel/mariadb-11.6.2-rhel-8-x86_64-rpms.tar untar installation file tar -xf ~/mariadb-11.6.2-rhel-8-x86_64-rpms.ta...

In today’s tutorial we are adding 1 new filesystem for a MariaDB database installation and we are doing it using fdisk. fdisk - manipulate disk partition table fdisk -l Disk /dev/sdb: 10 GiB, 1...

NetworkManager WiFi Power Saving Background NetworkManager is a system network service that manages your network devices and connections and attempts to keep network connectivity active when avail...

pihole Background The Pi-hole® is a DNS sinkhole that protects your devices from unwanted content, without installing any client-side software. One-Step Automated Install curl -sSL https://instal...

Background scp — OpenSSH secure file copy scp copies files between hosts on a network Upload Transfer data.zip into path /home/ubuntu/target/ on server2 scp data.zip user1@server2:/home/ubun...

Background Before the invention of DNS, your computer’s hostname was managed through the HOSTS file located at /etc/hosts. Anytime that a new computer was connected to your local network, all othe...

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