[K12OSN] OT - disk clone over network

Nils Breunese nils at breun.nl
Thu Aug 16 08:29:06 UTC 2007

Les Mikesell wrote:

> rmcdaniel at indata.us wrote:
>> Can anyone recommend an application that I can use to take a good  
>> image of a laptop and clone other laptops across the network?  I  
>> have been trying to use DRBL with no luck.  I can't get the  
>> clients that boot from the network using PXE to see the server and  
>> boot.
> If you don't mind it taking a long time and the disks are all  
> identical, boot your master with a knoppix CD or the install CD in  
> rescue mode and:
> dd if=/dev/hda | ssh server 'cat >/path/to/image_name'
> the on the clones:
> ssh server 'cat < /path/to/image_name' |dd of=hda
> (note that this will destroy anything currently on the disk).

If you don't really need ssh's encryption on the network you might  
want to use dd with netcat (nc) instead of ssh. Much faster! See  
ghost.html> for instance for some examples.

Nils Breunese.
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