DPM 2010 Hyper-V Protection: Cluster networks for CSV redirected access
Another great KB is launched...
This is all about that you can "kill" your network by protecting your hyper-v virtual machines on a CSV, by using a software VSS providor.
This has been discussed on the forums for many many times, and now, we finally have a clear, explained reason, and some workarounds and solutions
A must read KB if you want to protect VM's
http://blogs.technet.com/b/dpm/archive/2010/12/09/system-center-data-protection-manager-2010-hyper-v-protection-configuring-cluster-networks-for-csv-redirected-access.aspx
or
http://support.microsoft.com/default.aspx?scid=kb;EN-US;2473194
Cheers,
Mike