[1] Install rsh-server*.rpm from the Linux distribution for your system or using yum.
[2] Add the following to /etc/securetty:
rsh
rexec
rlogin
[3] Edit the rsh, rexec, and rlogin files in /etc/xinetd.d/ and change value of disable from yes to no
[4] /etc/init/d/xinetd restart
[5] Add list of hosts to /etc/hosts as:
[6] Add the hosts to ~/.rhosts as:
[7] chmod 600 ~/.rhosts
Also, ensure .rhosts is owned by the right user:group. Otherwise use chown as well.
[8] Repeat steps 1 to 7 on all hosts
Now, you should be able to rsh among the hosts on which you have setup rsh-server correctly.
