On Prescribed Contact Establishment * *This work is funded by the EU Horizon 2020 research and innovation programme under grant agreement No 644938, project SARAFun.The authors are with the Center for Research and Technology Hellas (CERTH), 57001 Thessaloniki, Greece and with the Aristotle University of Thessaloniki, Dept. of Electrical and Computer Engineering, 54124, Thessaloniki, Greece