How to use DVDs Ubuntu repository?
You can use Command line interface or Synaptic way to install package(s) using DVDs repository. Command Line Interface • Insert DVDs repo Ubuntu into your DVD-ROM, next type this following command: sudo apt-cdrom add • Wait until finish packages scan • You can name DVD repository yourself, eg. Ubuntu-Main-Restricted • After finished, insert the next DVD and repeat step above Synaptic: • Open Synaptic “System > Administration > Synaptic Package Manager” • In Synaptic Package Manager, choose “Settings > Repositories”, next “Add Cdrom” then insert DVD repository into DVD-ROM and wait until CD-ROM csan finished.