1. Login to a RHEL6 SLAC cluster computer (e.g. rhel6-64)              

ssh <username>@rhel6-64.slac.stanford.edu

2. To see your shell choices of default shell

/usr/local/bin/ypchsh -help

please take note of the full path shown for each shell                                    

3. To select your default shell, run the command

/usr/local/bin/ypchsh 

and enter the full path of the shell when prompted.