[jhugo]

> Now, cable and DSL networks are standardized enough that there's a good chance you can get a third-party one to work. It will be the same with PON in time.

It’s mostly the same with PON now. I’ve always had success with the FS.com PON SFPs, once I get the necessary information for the connection to program them with (the difficulty of which can vary from “ask the tech installing the connection nicely” to “take apart the ISP-provided CPE and solder wires to the debug console pads”).