A command-line interface or command language interpreter (CLI), also known as command-line user interface, console user interface, and character user interface (CUI), is a means of interacting with a computer program where the user (or client) issues commands to the program in the form of successive lines of text (command lines).
Resolve common rsync SSH authentication problems with our troubleshooting guide. Learn to fix “Permission denied (publickey)” errors when syncing files between systems.