@InProceedings{Förster2016local, author= {Klaus-Tycho Förster and Thomas Lüdi and Jochen Seidel and Roger Wattenhofer}, title= {{Local Checkability, No Strings Attached: (A)cyclicity, Reachability, Loop Free Updates in SDNs}}, booktitle= {{Theoretical Computer Science (TCS)}}, month= {November}, year= {2016}, }