You may have another shell set as your default.
When you log in try chsh at the prompt.
Then enter your password when asked and then enter your new shell as
Log off and reconnect to see if you are now using your bash shell.
Oh and place your aliases in the .bash_profile file.
Opinions are my own views, not DreamHosts'.
I am NOT a DreamHost employee OK!! :@
You act on my advice at your own risk!