We have private cloud setup using SCVMM+Hyper-V setup. Now we want each dept to manage their set of VMs. (Console Access and powerOn Access mostly).

 There is a WAP solution (Windows Azure Pack) available these days. Also App Controller is said to do this thing.

  What would be the best solution for this requir

 oh, just found that SCAC is the past now. Thanks. For the reference of rest, below the answer to above.

   Windows Azure Pack is the future now.

   source: http://technet.microsoft.com/en-us/library/dn806370.aspx

   hope this helps others also.