#ssh-keygen -t rsa
Roa$ ssh-keygen -t rsa
Generating public/private rsa key pair.
#Donde guardaremos las llaves
Enter file in which to save the key (/Users/Roa/.ssh/id_rsa):
#Si tendra contraseña nuestra llave
Enter passphrase (empty for no passphrase):
#llaves publica y privada creada
Your identification has been saved in /Users/Roa/.ssh/id_rsa.
Your public key has been saved in /Users/Roa/.ssh/id_rsa.pub.
The key fingerprint is:
28:1d:58:a8:89:70:70:ab:da:35:4a:eb:66:06:49:ba [email protected]
Ahora que ya tenemos nuestra llave
La copiaremos a las maquinas a donde nos conectamos en este caso si administramos servidores o simple maquinas locales.
scp .ssh/id_rsa.pub [email protected]:.ssh/authorized_keys2
scp .ssh/id_rsa.pub [email protected]:.ssh/authorized_keys2
[email protected]’s password:
id_rsa.pub 100% 401 0.4KB/s 00:00
Macintosh:~ Roa$ ssh [email protected]
Linux RoaVaio 2.6.22-14-generic #1 SMP Sun Oct 14 23:05:12 GMT 2007 i686
The programs included with the Ubuntu system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.
Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted by
applicable law.
Last login: Tue Dec 11 23:26:58 2007 from macintosh.local
Y listo 
es todo
Podremos usar alias
Macintosh:~ Roa$ alias vaio=’ssh [email protected]′
Macintosh:~ Roa$ vaio
Linux RoaVaio 2.6.22-14-generic #1 SMP Sun Oct 14 23:05:12 GMT 2007 i686
The programs included with the Ubuntu system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.
Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted by
applicable law.
Last login: Mon Jan 7 22:25:08 2008 from macintosh.local
##
vaio “df;uptime”
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/sda3 37483592 7471700 28107788 22% /
varrun 513020 104 512916 1% /var/run
varlock 513020 0 513020 0% /var/lock
udev 513020 88 512932 1% /dev
devshm 513020 0 513020 0% /dev/shm
lrm 513020 34696 478324 7% /lib/modules/2.6.22-14-generic/volatile
/dev/sda1 6387708 5454604 933104 86% /media/sda1
22:31:54 up 1:00, 2 users, load average: 0.00, 0.00, 0.00
Macintosh:~ Roa$
Dudas,Comentarios?
Bibliografia
Ussing ssh-Agent Effectively Linux Server Hacks O’rreily Rob Flickenger