ssh-copy-id no identities found error

Question

I have few client systems where I need to push the ssh key and login from my server without authentication prompts.

First, on the server, I created ssh key as below whi

Answer 1

Use simple ssh-keyscan hostname to find if key(s) exists on both sites:

ssh-keyscan rc1.localdomain
[or@rc2 ~]$ ssh-keyscan rc1
# rc1 SSH-2.0-OpenSSH_5.3
rc1 ssh-rsa AAAAB3NzaC1yc2EAAAABI.......==

ssh-keyscan rc2.localdomain
[or@rc2 ~]$ ssh-keyscan rc2
# rac2 SSH-2.0-OpenSSH_5.3
rac2 ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAys7kG6pNiC.......==