Technical Program sub-Committee co-chair, 11th International Conference on Optical Internet (COIN 2013), Beijing, China, October 18-20, 2013.

Treasurer chair, 2nd International Workshop on Measurement-based Experimental Research, Methodology and Tools, co-located with the EU FIA week, Dublin, Ireland, May 7, 2013.

Information Systems co-chair, 12th Conference on Optical Network Design and Modelling (ONDM2008), Vilanova i la Geltrú, Catalonia, Spain, March 12-14, 2008.

58th IEEE Global Communications Conference, Exhibition and Industrial forum (Globecom 2015), “Optical Networks and Systems Symposium”, San Diego, CA, USA, December 6-10, 2015.

2nd European Network Intelligence Conference (ENIC2015), Karlskrona, Sweden, September 21-22, 2015.

International Conference on Connected Smart Cities, Las Palmas de Gran Canaria, Spain, July 21–23, 2015.

2015 IEEE International Conference on Communications (ICC 2015), “Optical Networks and Systems Symposium”, London, Uk, June 8-12, 2015.

The 5th International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies (ENERGY 2015), Rome, Italy, May 24-29, 2015.

2014 IEEE International Conference on Connected Vehicles and Expo (ICCVE 2014), Vienna, Austria, November 3-7, 2014.

2014 IEEE 5th International Conference on Photonics (ICP 2014), Kuala Lumpur, Malaysia, September 2-4, 2014.

9th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP14), Manchester, UK, July 23-25, 2014.

2014 IEEE International Conference on Communications (ICC 2014), “Optical Networks and Systems Symposium”, Sydney, Australia, June 10-14, 2014.

The 4th International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies (ENERGY 2014), Chamonix, France, April 20-24, 2014.

3rd International Conference on Smart Grids and Green IT Systems (SmartGreens 2014), Barcelona, Spain, April 3-4, 2014.

2013 IEEE International Conference on Connected Vehicles (ICCVE 2013), Las Vegas, NE, USA, December 2-6, 2013.

2013 IEEE International Conference on Green Computing and Communications (GreenCom 2013), Beijing, China, August 20-23, 2013.

2013 IEEE International Conference on Communications (ICC 2013), “Optical Networks and Systems Symposium”, Budapest, Hungary, June 9-13, 2013.

2nd International Conference on Smart Grids and Green IT Systems (SmartGreens 2013), Aachen, Germany, May 9-10, 2013.

27th IEEE International Conference on Advanced Information Networking and Applications (AINA 2013), Barcelona, Spain, March 25 – 28, 2013.

2013 International Conference on Computing, Networking and Communications (ICNC 2013), “Optical and Grid Networking”, San Diego, California, USA, January 28 – 31, 2013.

2012 ACM/IEEE International Conference on Connected Vehicles (ICCVE), Beijing, China, December 12-16, 2012.

8th IEEE, IET International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP 2012), Poznan, Poland, July 18-20, 2012.

17th European Conference on Network and Optical Communications (NOC 2012), Vilanova i la Geltrú, Spain, June 20-22, 2012.

2012 IEEE International Conference on Communications (ICC 2012), “Optical Networks and Systems Symposium”, Ottawa, Canada, June 10-15, 2012.

1st International Conference on Smart Grids and Green IT Systems (SmartGreens 2012), Porto, Portugal, April 19-20, 2012.

2012 International Conference on Computing, Networking and Communications (ICNC 2012), “Optical and Grid Networking”, Maui, Hawaii, USA, January 30 – February 2, 2012.

54th IEEE Globecom 2011, “Optical Networks and Systems Symposium”, Houston, Texas, USA, December 5-9, 2011.

2011 IEEE/ACM International Conference on Green Computing and Communication (GreenCOM 2011), Chengdu, Sichuan, China, August 4-5, 2011.

2011 International Conference on Green Computing (ICGREEN 2011), Sofia, Bulgaria, July 25-27, 2011.

International Conference on Optical Communication Systems 2011 (OPTICS 2011), Seville, Spain, July 18-21, 2011.

10th Workshop on All-Optical Routing (WAOR), co-located with the 13th IEEE International Conference on Transparent Optical Networks (ICTON 2011), Stockholm, Sweden, June 26-30, 2011.

1st International Conference on Data Compression, Communication and Processing (CCP 2011), Palinuro, Italy, June 21-24, 2011

2011 IEEE International Conference on Communications (ICC 2011), “Optical Networks and Systems Symposium”, Kyoto, Japan, June 5-9, 2011.

1st International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, (ENERGY 2011), Venice, Italy, May 22-27, 2011.

2010 IEEE/ACM International Conference on Green Computing and Communications (GreenCom 2010), Hangzhou, China, December 18-20, 2010.

53th IEEE Globecom 2010, “Optical Networks and Systems Symposium”, Miami, Florida, USA, December 6-10, 2010.

7th International ICST Conference on Broadband Communications, Networks, and Systems (Broadnets 2010), “Optical Track”, Athens, Greece, September, 2010.

2010 Fifth International Conference on Communications and Networking in China (Chinacom 2010), Beijing, P.R. China, August 25-27, 2010.

International Conference on Optical Communication Systems (OPTICS 2010), Athens, Greece, July 26-28, 2010.

7th IEEE, IET International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP 2010), Newcastle, U.K., July 21-23, 2010.

9th Workshop on All-Optical Routing (WAOR), co-located with the 12th IEEE International Conference on Transparent Optical Networks (ICTON 2010), Munich, Germany, June 27-July 1, 2010.

2010 IEEE International Conference on Communications (ICC 2010), “Optical Networks and Systems Symposium”, Cape Town, South Africa, May 23-27, 2010.

52th IEEE Globecom 2009, “Optical Networks and Systems Symposium”, Honolulu, Hawaii, USA, November 30-December 4, 2009.

6th International ICST Conference on Broadband Communications, Networks, and Systems (Broadnets 2009), “Optical Track”, Madrid, Spain, September 14-17, 2009.

2009 International Workshop on Optical Burst/Packet Switching (WOBS 2009), co-located with IEEE Broadnets 2009, Madrid, Spain, September 14, 2009.

8th Workshop on All-Optical Routing (WAOR), co-located with the 11th IEEE International Conference on Transparent Optical Networks (ICTON 2009), Island of São Miguel, Azores, Portugal, June 28–July 2, 2009.

2009 IEEE International Conference on Communications (ICC 2009), “Optical Networks and Systems Symposium”, Dresden, Germany, June 14-18, 2009.

51th IEEE Globecom 2008, “Optical Networks and Systems Symposium”, New Orleans, LA, USA, November 30-December 4, 2008.

13th International Telecommunications Network Strategy and Planning Symposium (Networks 2008), Budapest, Hungary, September 28-October 2, 2008.

5th International Conference on Broadband Communications, Networks, and Systems (Broadnets 2008), “Optical Track”, London, UK, September 8-11, 2008.

2008 International Workshop on Optical Burst/Packet Switching (WOBS 2008), co-located with IEEE Broadnets 2008, London, UK, September 8, 2008.

1st Colloquium on Photonic Communication Systems and Networks (PCSN 2008), co-located with International Symposium on Communications Systems, Networks and DSP (CSNDSP), Graz, Austria, July 23-25, 2008.

7th Workshop on All-Optical Routing (WAOR), co-located with the 10th IEEE International Conference on Transparent Optical Networks (ICTON 2008), Athens, Greece, June 22–26, 2008.

8th International Symposium On Computer Networks (ISCN08), Istanbul, Turkey, June 18-20, 2008.

2008 IEEE International Conference on Communications (ICC 2008), “Optical Networks and Systems Symposium”, Beijing, P.R. China, May 19-23. 2008.

COST291 2008 workshop on “The role of optical networking in the future Internet”, Vilanova i la Geltrú, Catalonia, Spain, March 11, 2008.

4th International Telecommunication Networking Workshop on QoS in Multiservice IP networks (QoS-IP 2008), Venice, Italy, February 13-15, 2008.

50th IEEE Globecom 2007, “Optical Networks and Systems Symposium”, Washington, DC, USA, November 26-30, 2007.

IEEE Broadnets 2007, “Optical Communications, Networks and Systems Symposium”, Raleigh, NC, USA, September 10-14, 2007.

6th Workshop on All-Optical Routing (WAOR), co-located with the 9th IEEE International Conference on Transparent Optical Networks (ICTON 2007), Rome, Italy, July 1–5, 2007.

COST291 2007 workshop on “Optical Networking Perspectives vs. Optical Technologies Reality”, co-located with the 11th Conference on Optical Network Design and Modelling (ONDM 2007), Athens, Greece, May 29–31, 2007.

5th Workshop on All-Optical Routing (WAOR), co-located with the 8th IEEE International Conference on Transparent Optical Networks (ICTON 2006), Nottingham, UK, June 18–22, 2006.

7th International Symposium on Computer Networks (ISCN 2006), Istanbul, Turkey, June 15–16, 2006.

COST291 2006/GBOU ONNA workshop on “Design of Next Generation Optical Networks: from the physical up to the network level perspective”, Gent, Belgium, February 6, 2006.

COST291 2005 workshop on “Issues and Challenges in Optical Networking”, co-located with the 7th IEEE International Conference on Transparent Optical Networks (ICTON 2005), Barcelona, Spain, July 4–7, 2005.

12th Conference on Optical Network Design and Modelling (ONDM 2008), Vilanova i la Geltrú, Catalonia, Spain, March 12-14, 2008.

25th IEEE Conference on Computer Communications (Infocom 2006), Barcelona, Spain, April 23–29, 2006.

7th IEEE International Conference on Transparent Optical Networks (ICTON 2005), Barcelona, Spain, July 4–7, 2005.

5th International Workshop on Quality of Future Internet Services (QofIS 2004), Barcelona, Spain, September 29 – October 1, 2005.

Session on WAOR IV, 11th IEEE International Conference on Transparent Optical Networks (ICTON 2009), Island of São Miguel, Azores, Portugal, June 28-July 2, 2009.

Session on WAOR III, 9th IEEE International Conference on Transparent Optical Networks (ICTON 2007), Rome, Italy, July 1-5, 2007.

Session on Optical Networks II, 25th IEEE Conference on Computer Communications (Infocom 2006), Barcelona, Spain, April 23–29, 2006.

Session on Traffic Engineering, 2003 International Workshop on High Performance Switching and Routing (HPSR 2003), Torino, Italy, June 24-27, 2003.