tmutil

Utility for managing Time Machine backups. Most verbs require root privileges. More information: https://ss64.com/osx/tmutil.html.

• Set an HFS+ drive as the backup destination:
  sudo tmutil setdestination {{path/to/disk_mount_point}}
• Set an APF share or SMB share as the backup destination:
  sudo tmutil setdestination "{{protocol://user[:password]@host/share}}"
• Append the given destination to the list of destinations:
  sudo tmutil setdestination -a {{destination}}
• Enable automatic backups:
  sudo tmutil enable
• Disable automatic backups:
  sudo tmutil disable
• Start a backup, if one is not running already, and release control of the shell:
  sudo tmutil startbackup
• Start a backup and block until the backup is finished:
  sudo tmutil startbackup -b
• Stop a backup:
  sudo tmutil stopbackup