johnlyonx / ubuntu22.x-frequently-asked-questions

Ubuntu22.X-Frequently Asked Questions

1. Q: How to configure an independent IP for my Ubuntu system?

   • A: Edit using Vim, /etc/netplan/xx-installer-config.yaml, Configuration content reference file: xx-installer-config.yaml

2. Q: How do I get my Ubuntu system to allow connecting as root when connecting using ssh?

   • A: The file that needs to be modified is: /etc/ssh/sshd_config, find #PermitRootLogin prohibit-password changed to PermitRootLogin yes, if content is null or not folder, You need install ssh (apt install ssh), But you should also consider whether you have your firewall turned off, Finally reload the ssh service