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Tag: rockylinux

June 22, 2023July 9, 2023

Allow SSH connections only from certain addresses using hosts.deny/hosts.allow

This is the method that can be used to allow SSH connections from certain IP networks. An example use for this is allowing SSH from certain public IP networks, as well as from my Tailscale network. If possible, it is probably better to use iptables/nftables/ufw or the firewall feature of your hosting provider if they…

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September 15, 2022September 15, 2022

DB_VERSION_MISMATCH error when updating AlmaLinux 8 / RHEL 8 / Rocky Linux

When trying to update the operating system, you might receive an error similar to the following … This can be fixed with the following command to remove the existing database …

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Disclaimer

These posts are notes for me. These are not guides and you should not use these instructions as step-by-step instructions without knowing what they do.

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