QUICK SETUP ONE WAY SSH... from client to host.
-----------------------------------------------
start on the authorized client:
-----------------------------------------------

cd
mkdir .ssh
cd .ssh
ssh-keygen  (don't enter anything, just hit return all the way through...)
cp id_rsa.pub id_rsa.CLIENT
scp id_rsa.CLIENT user@host:/home/.ssh/
ssh host

cd .ssh
cat id_rsa.CLIENT >> authorized_keys
exit
ssh host

#######################
note:  ssh-keygen - just hit enter, don't type anything
       replace CLIENT with the system name