Ssh login without password, sshlogin

Ssh login without password, sshlogin
1. ssh-keygen

Shufengs-iMac:~ wangbo$ ssh-keygenGenerating public/private rsa key pair.Enter file in which to save the key (/Users/wangbo/.ssh/id_rsa): [enter-return]Enter passphrase (empty for no passphrase): <span style="font-family: Arial, Helvetica, sans-serif;">[enter-return]</span>Enter same passphrase again: <span style="font-family: Arial, Helvetica, sans-serif;">[enter-return]</span>Your identification has been saved in /Users/wangbo/.ssh/id_rsa.Your public key has been saved in /Users/wangbo/.ssh/id_rsa.pub.The key fingerprint is:6e:14:e8:ae:48:2a:ae:29:ac:95:82:8f:8b:cc:1c:df wangbo@Shufengs-iMac.localThe key's randomart image is:+--[ RSA 2048]----+|                 ||       .         ||      . .        ||     .   .       ||      . S        ||.  . . o         ||+.+   . o        ||BXo... .         ||#*o..E           |+-----------------+

2. Make sure there is ~ /. Ssh folder on remote server3. Apend new public key to remote server

Shufengs-iMac:~ wangbo$ cat .ssh/id_rsa.pub | ssh oracle@192.168.0.111 'cat >> .ssh/authorized_keys'oracle@192.168.0.111's password:

4. Try to login5. If login still need password you may need to do following steps on remote server

[oracle@ol65 .ssh]$ chmod 644 .ssh/authorized_keys[oracle@ol65 ~]$ chmod 700 .ssh