I'd advise Bacula.
http://bacula.org/

2011/5/26 Kristjan Kalder <jolinar1@gmail.com>
Hey,

I'm currently looking for a good backup service so I could do centralized backups of all my Windows and Linux clients.
I don't have any tape devices so the backups have to go on a hard drive.
What would you suggest?

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Regards,
Kristjan Kalder





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Kind regards,
Denis Bondar