10. Acknowledgements

The authors would like to thank Andrea Basso, Orit Levin, and Nermeen Ismail for their work on the requirement and discussion document [Basso].

Versions of this memo were reviewed and extensively commented on by Roni Even, Colin Perkins, Randell Jesup, Keith Lantz, Harikishan Desineni, Guido Franceschini, and others. The authors appreciate these reviews.