Update Backtrack 5R2 to 5R3
How to upgrade from BT 5r2 to BT 5r3 w/o reinstalling from scratch:
http://www.backtrack-linux.org/backtrack/upgrade-from-backtrack-5-r2-to-backtrack-5-r3/
… and a list of new programs in 5r3:
How to upgrade from BT 5r2 to BT 5r3 w/o reinstalling from scratch:
http://www.backtrack-linux.org/backtrack/upgrade-from-backtrack-5-r2-to-backtrack-5-r3/
… and a list of new programs in 5r3: