The University of L'Aquila, Sumitomo Electric Industries, Ltd. have jointly deployed the world's first testbed for multi-core fiber communications in a field deployed environment in the city of L'Aquila, in Italy. Open Fiber's FTTH access network is built according to the PON (Passive Optical Network) standard, respecting its evolutionary roadmap to guarantee the best connection ever. GPON. Small Form-factor Pluggable (SFP) is a compact, hot-pluggable network interface module format used for both telecommunication and data communications applications. An SFP interface on networking hardware is a modular slot for a media-specific transceiver, such as for a fiber-optic cable or a copper. EXA Infrastructure and Ultranet have signed an agreement to construct a fully diverse, high-performance fibre route spanning approximately 175 km, between Milan and Genoa, an increasingly strategic landing point for subsea cables. The project also includes an extension of EXA's Genoa Metro network. Product to be exhibited at OFC 2026 at the AuthenX booth (Booth #5204), Los Angeles, United States from March 17–19. 0 and convert electrical signals from CPUs, GPUs, and other components into optical signals.