Dear tesfama!
I think what you need is PTN (packet transport network) technology. It can realize the combination of R & S, PON, and transmission. For example, the product OptiX PTN 3900 from Huawei.
The OptiX PTN 3900 is a new generation metropolitan optical transport platform, which is developed by Huawei for packet transport. The OptiX PTN 3900 is applied at the convergence layer and the backbone layer of a metropolitan transport network. The OptiX PTN 3900 is used to build various bearer networks for mobile communication, enterprises, and residential broadband.
If you want to know more, please click OptiX PTN 3900.
Thank you!