Thanks guys.

My problem's origin is the lack of proper support in MsWin2008/MsSql2008 for an iSCSI tape device. HP StorageWorks 1000i Virtual Library System in my case.

Even HP support couldn't help...

Yes to all 3 questions.

The solution of backing up first to disk and then from disk to tape is ok but then the next problem appears. In windows 2008 there's...