1. Centre Tecnològic de Telecomunicacions de Catalunya, Barcelona, Spain
2. Graduate School of Engineering, Osaka University, Suita, Japan
3. Fujitsu Laboratories, Ltd., Kawasaki, Japan
4. KDDI R&D Laboratories, Fujimino, Japan
5. Fraunhofer HHI, Berlin, Germany
6. Telefónica I+D, Madrid, Spain
7. High-Performance Networks Group, University of Bristol, Bristol, U.K.
8. ADVA Optical Networking, Munich, Germany
9. National Institute of Information and Communications Technology, Tokyo, Japan