commandline session
$sudo - [sudo] password for jeffrin: sudo: -: command not found $ $su - Password: root>passwd -e jeffrin passwd: password expiry information changed. root>exit logout $login jeffrin login: Cannot possibly work without effective root $sudo login jeffrin [sudo] password for jeffrin: sudo: Account or password is expired, reset your password and try again Changing password for jeffrin. (current) UNIX password: Enter new UNIX password: Retype new UNIX password: Password: Last login: Sat Nov 2 22:01:20 IST 2013 on pts/0 Linux debian 3.11-1-amd64 #1 SMP Debian 3.11.5-1 (2013-10-17) x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. No mail. $exit logout $sudo -s [sudo] password for jeffrin: Sorry, try again. [sudo] password for jeffrin: sudo: 1 incorrect password attempt $su - Password: root>passwd jeffrin Enter new UNIX password: Retype new UNIX password: passwd: password updated successfully root>
following video tutorial content may not be accurate
[youtube https://www.youtube.com/watch?v=xiA2FSUeXQA?rel=0&w=560&h=315]