On Thu, Aug 19, 2010 at 11:47 AM, mcclnx mcc <mcclnx at yahoo.com.tw> wrote: > > Sorry. following way does NOT work. > > user1 (ALL)=user2 /bin/bash > > Leave off su entirely and > > sudo -H user2 -i > > as user1 > Probably should be 'sudo -H -u user2 -i' HTH Mark