Changes between Version 37 and Version 38 of HowTo/LoginToNodes


Ignore:
Timestamp:
08/17/12 00:42:43 (8 years ago)
Author:
nriga@bbn.com
Comment:

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  • HowTo/LoginToNodes

    v37 v38  
    174174   * '''Mesoscale hosts in some campuses''': If you are using nodes in [wiki:TangoGeni Mesoscale] that are behind a firewall, you can use ops.pgeni.gpolab.bbn.com as a "stepping stone". You can login to ops.pgeni.gpolab.bbn.com using the your pgeni credentials file as your private key.
    175175Once you have determined with host you will use as your stepping stone (pub_host from now on)  to get to the host behind the firewall(priv_host from now on), you have several options:
    176    1. '''Recommended''' Use the `-A` ssh option to enable forwarding of the authentication agent. So try :
     176 1. '''Recommended''' Use the `-A` ssh option to enable forwarding of the authentication agent. So try :
    177177    {{{
    178178ssh -A <username>@<pub_host>
     
    182182user@<pub_host>$> ssh <username>@<priva_host>
    183183}}}
    184     2. If the above option does not work then you can try using [https://help.ubuntu.com/community/SSH/OpenSSH/PortForwarding ssh port forwarding] to get to your host. The main idea is that you will forward a local port on the client to go through the connection to <pub_host> and from there to ssh to <priv_host>. If you want to do this in command line then first login to the public host:
     184 2. If the above option does not work then you can try using [https://help.ubuntu.com/community/SSH/OpenSSH/PortForwarding ssh port forwarding] to get to your host. The main idea is that you will forward a local port on the client to go through the connection to <pub_host> and from there to ssh to <priv_host>. If you want to do this in command line then first login to the public host:
    185185 {{{
    186186ssh -L <local port>:<priv_host>:22 <username>@<pub_host>