generamos la clave publica y privada
snaker@cornelius:~$ ssh-keygen -t rsa Generating public/private rsa key pair. Enter file in which to save the key (/home/snaker/.ssh/id_rsa): /home/snaker/.ssh/id_rsa already exists. Overwrite (y/n)? y Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /home/snaker/.ssh/id_rsa. Your public key has been saved in /home/snaker/.ssh/id_rsa.pub. The key fingerprint is:
y copiamos la parte pública en los servidores
snaker@cornelius:~$ scp ~/.ssh/id_rsa.pub snaker@fastfoot:~/.ssh/authorized_keys The authenticity of host 'fastfoot (192.168.23.23)' can't be established. RSA key fingerprint is 68:c3:29:9c:8a:62:46:2a:3f:9b:f6:0e:24:47:e2:27. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added 'fastfoot' (RSA) to the list of known hosts. snaker@fastfoot's password: id_rsa.pub