At present most fixed broadband networks in the UK are focused on deploying 10Gbps capable XGS-PON based full fibre (
FTTP) technology for retail ISPs, while less than a handful are playing with 50Gbps (50G-PON) technology (
here,
here and
here) and
CityFibre has talked about 100Gbps for the mid-2030s (
here). But the next gen 200G PON technology is also making progress, and it’s a major shift.