How to create, store and connect with SSH keys.
This post covers secure erasing a drive with hdparm.
Increase memory to 1GB or higher
This post covers adding UniFi controller software to apt
This post explains changing a netplan config from DHCP to static. You can reverse the steps to change it to DHCP.
More than you probably want to know about chmod.
This post explains updating netplan and /etc/network/interfaces configs
lsblk to find device | fdisk to create partition | mke2fs device to create filesystem | mount -av to mount without reboot
sudo apt install nvme-cli
sudo nvme format /dev/device -s 1
Source port is the local port you connect to.
Destination is relative to the system you’re SSHing to.