If you do not need a password to log on to the host ols00biiitf001 from the host com00biiitf001, perform the following steps:
- Generate public/private key pairs on com00biiitf001
$ ssh-keygen -t rsaGenerating public/private rsa key pair.Enter file in which to save the key (/export/home/jyu/.ssh/id_rsa):Created directory ‘/export/home/jyu/.ssh‘.Enter passphrase (empty for no passphrase):Enter same passphrase again:Your identification has been saved in /export/home/jyu/.ssh/id_rsa.Your public key has been saved in /export/home/jyu/.ssh/id_rsa.pub.The key fingerprint is:b0:89:f6:e5:4c:43:f1:9b:c4:ac:a7:d8:1d:98:67:4d [email protected]
- Create a. Ssh directory on ols00biiitf001
$ mkdir -p $HOME/.ssh$ chmod 700 $HOME/.ssh$ touch $HOME/.ssh/authorized_keys$ chmod 600 $HOME/.ssh/authorized_keys
- Upload the public key of com00biiitf001 to ols00biiitf001.
$ cat $HOME/.ssh/id_rsa.pub | ssh ols00biiitf001 ‘cat >> .ssh/authorized_keys && echo "Key uploaded successfully"‘The authenticity of host ‘ols00biiitf001 (10.0.17.20)‘ can‘t be established.RSA key fingerprint is 96:f2:60:e1:22:c8:54:ad:35:9c:3e:d1:51:a0:73:79.Are you sure you want to continue connecting (yes/no)? yesWarning: Permanently added ‘ols00biiitf001,10.0.17.20‘ (RSA) to the list of known hosts.|-----------------------------------------------------------------|| This system is for the use of authorized users only. || Individuals using this computer system without authority, or in || excess of their authority, are subject to having all of their || activities on this system monitored and recorded by system || personnel. || || In the course of monitoring individuals improperly using this || system, or in the course of system maintenance, the activities || of authorized users may also be monitored. || || Anyone using this system expressly consents to such monitoring || and is advised that if such monitoring reveals possible || evidence of criminal activity, system personnel may provide the || evidence of such monitoring to law enforcement officials. ||-----------------------------------------------------------------|Password:Key uploaded successfully
- Now you can log on to ols00biiitf001 directly from com00biiitf001.
$ ssh [email protected]