After a record year in 2011, WDM & Next Generation Optical Networking 2012 will again contribute the optical networking insights and experience of operators, and vendors – ensuring a mix of consensus and controversy – looking forward to 400G and 1 Tbps transmission and the current implementation of 100G, ROADM and CDC technology, planning requirements and migration strategies. Optical networking has moved up the food chain to become a critical enabler of new packet services and revenue streams.