Page comments http://www.nersc.gov/home/ http://www.nersc.gov/users/computational-systems/hopper/updates-and-status/announcements/users-should-access-hopper2-via-hopper-nersc-gov-now/#PageComment_41 SSH will complain about an incorrect host key now that the host ID associated with the name "hopper.nersc.gov" has changed. Please edit ~/.ssh/known_hosts on your computer and remove lines that start with "hopper" and then connect again using SSH. Fri, 25 Feb 2011 12:50:53 -0800 Richard Gerber http://www.nersc.gov/users/computational-systems/hopper/updates-and-status/announcements/users-should-access-hopper2-via-hopper-nersc-gov-now/#PageComment_41