Description of problem:
-----------------------
Chapter-6 of deployment guide helps to set up the public key authentication ( passwordless SSH ) SSH connection

But this section starts with '6.1 - adding known hosts to first host'
This section is not required, but part of the content can be added to 6.3
section.


Expected content
-----------------
Section 6.3  Copying SSH keys

Procedure

    Log in to the first host as the root user.

    Copy your public key to all the hosts, including the same host using their front-end FQDN that you want to access.

    # ssh-copy-id -i <location>/<keyname>.pub root@<front-end-FQDN-of-self>
    # ssh-copy-id -i <location>/<keyname>.pub root@<front-end-FQDN-of-host2>
    # ssh-copy-id -i <location>/<keyname>.pub root@<front-end-FQDN-of-host3>

    Enter the password for root@<hostname> when prompted. 


    Copy your public key to all the hosts, including the same host using their front-end FQDN that you want to access.

    # ssh-copy-id -i <location>/<keyname>.pub root@<back-end-FQDN-of-self>
    # ssh-copy-id -i <location>/<keyname>.pub root@<back-end-FQDN-of-host2>
    # ssh-copy-id -i <location>/<keyname>.pub root@<back-end-FQDN-of-host3>

    Enter the password for root@<hostname> when prompted.