Netcat: Remote Partition Backup
Remote Backups
For a simple but efficient way to perform remote backups, you can use the dd and netcat commands.
Netcat is available in two flavors ;-):
or
To create an image of your entire hda1 partition, start netcat in passive (listening) mode on the remote machine:
On your machine, run dd to read the partition, gzip to compress it, and netcat to transfer the image to the other machine:
Refer to How to clone a Linux box using netcat for more information.