ssh without passwords

local host

• ssh-keygen -t rsa
• cd .ssh
• vi id_rsa.pub (COPY SSH KEY)

remote host

• ssh-keygen -t rsa
• cd .ssh
• touch authorized_keys
• chmod 600 authorized_keys
• vi authorized_keys (PASTE SSH KEY)

see also

• http://www.debian.org/devel/passwordlessssh
• http://www.eng.cam.ac.uk/help/jpmg/ssh/authorized_keys_howto.html
• https://help.ubuntu.com/community/SSH/OpenSSH/Keys