Both /sbin/nologin and /bin/false are used to refuse login attempt however they differ slightly on providing customizable error message.
Install-Module cmdlet by default, is not recognized on Windows 2012 R2 server. When running Install-Module on PowerShell, you will receive an error saying Install-Module : The term 'Install-Module' is not recognized as the name of a cmdlet.
Follow steps to manually install Docker on air-gapped Ubuntu systems with no access to the internet.
containerd.io depends on libseccomp2 (>= 2.4.0) error is thrown while installing docker. To resolve this dependency error, build-essential and fix install.