From Oct 26th to 27th, the Forum on the 2nd Wave of Coherent Optical Communication, Networking and Signal Processing, a branch forum of The 9th International Conference on Optical Communications and Networks (ICOCN2010), hosted by Nanjing University, was held at NUPT. Attending the forum were world famous scholars from Singapore, the United States and Hong Kong, as well as NUPT staff and students. Tee-Hiang CHENG from Nanyang Technological University and Changyuan YU from National University of Singapore delivered reports titled All-Optical Photonic Packet Switching Revisited: What Have Changed and What Have Not Changed After 20 Years? and Digital coherent communication technologies for ultra-long-haul transmissions respectively.