Earlier quoted context omitted.
> providers install their own Glass Fiber modem It's the same in the US. The ISP fiber network falls inside their security boundary in my experience - you can't BYOD. They install a modem (these days often including an integrated router, switch, and AP) and you receive either ethernet or wifi from them. I think the only major change in that regard has been that coaxial cable providers here will often let you bring yo…
In the U.K. you get a PON which gives you a cat5 gig or mgig port, you then connect your router and pppoe to your ISP. Most ISPs offer a managed router but the ISPs I’ve chosen have always allowed the pppoe option.
They had to start offering routers that integrate the ONT because the common consumer gear is 1G or 2.5G ethernet but they sell up to 10G service here.