Multi Hop SSH

sshserver

#Generate Local Key Pair

[paul@pauls_mac paul]$ ssh-keygen

Output:
Generating public/private rsa1 key pair.
Enter file in which to save the key (/home/paul/.ssh/id_rsa): /home/paul/.ssh/id_rsa
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /home/paul/.ssh/id_rsa.
Your public key has been saved in /home/paul/.ssh/id_rsa.pub.
The key fingerprint is:
22:bc:0b:fe:f5:06:1d:c0:05:ea:59:09:e3:07:8a:8c paul@pauls_mac

#Place public key on remote server
[paul@pauls_mac paul]$ cd .ssh/
[paul@pauls_mac .ssh]$ scp id_rsa.pub paul@server:./id_rsa.pub
id_rsa.pub    100% |*****************************************************|   526       00:00    

#Create files and folders on server
[paul@server paul]$ mkdir .ssh
[paul@server paul]$ chmod 700 .ssh
[paul@server paul]$ cd .ssh
[paul@server .ssh]$ touch authorized_keys
[paul@server .ssh]$ chmod 600 authorized_keys
[paul@server .ssh]$ cat ../id_rsa.pub >> authorized_keys
[dave@server .ssh]$ rm ../id_rsa.pub