UMBRELLA Deliverable D 1.2 "Interim Report"

This deliverable is a halfway summary of the FP7 project UMBRELLA. It describes the objectives and the results achieved by the end of the second of four project years. UMBRELLA is also cooperating with the related FP7 project iTesla, i.e. some public workshops are performed commonly, test environments are harmonized and a common proposal on potential development of future TSO rules will be proposed at the end of both projects in 2015.