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Why need installed qemu-guest-agent?
Qemu-Guest-Agent is a helper daemon that is installed on the guest system. It is used to exchange...
How to allow the root user to login using a password?
In some OSes, by default it is forbidden for the root user to log in using a password; to change...
External firewall settings
Configuring an external firewall can provide an additional layer of security for your virtual...
How to block network settings in Cloud-Init at start VM?
To disable the network configuration in Cloud-Init, you need to create a file...
How to add a swap file on a VPS
Creating the swap file To begin with, before creating a swap file, it is advisable to check the...
