cpan[1]> o conf
$CPAN::Config options from /home/hogan/.cpan/CPAN/MyConfig.pm:
    commit             [Commit changes to disk]
    defaults           [Reload defaults from disk]
    help               [Short help about 'o conf' usage]
    init               [Interactive setting of all options]

    allow_installing_module_downgrades undef
    allow_installing_outdated_dists undef