ip.access:
   After OpStart BTS SiteManager should be disabled/offline but
   it is enabled (with no additional availability state)


OpenBSC:
   Sending OpStart before the Software Activated Report has been
   received. It luckily works.

   Sending OpStart as a response to the StateChange Report, e.g.
   after OpStart a state changed report should be sent, this is
   responded by another OpStart..
