How to Enable Passwordless Rsh Redhat/Centos

[bs ~]$ yum install rsh-server

#rsh,rlogin,rexec,xinetd on

[bs ~]$ chkconfig rsh on

[bs ~]$ chkconfig rexec on

[bs ~]$ chkconfig rlogin on

[bs ~]$ chkconfig xinetd on

[bs ~]$ service xinetd start or restart

#Edit /etc/securetty file. Append the lines below

rsh

rexec

rlogin

#Create .rhosts file in user home(~) with the host names of the machines you wish to allow

in below format.(node01 should be resolved with DNS)

node01

192.168.0.1

#Make sure file permissions

[bs ~]$ chmod 600 ~/.rhosts