Collaborate with subtask 2 and other activities, current and potential future vendors and all relevant R&E partners and related organisations to update the 3 year view of how the GÉANT optical and IP/MPLS platforms and OSS, fibre infrastructure and global connectivity should evolve. Taking into account the influence of GNA and other disruptive projects. Part of this will be to investigate and assess what new services (either being researched within JRAs or outside the project) that might make use of the network and plan to evolve the network to make it suitable to support these services and more economical.