Huawei HG8310M has a 100M network port version and a Gigabit network port version. The difference lies in the label on the back. The one with the CLASS C+ logo is the Gigabit network port version.

Advantages: 1. Simple and elegant appearance 2. Good stability, usually connected to the Internet 3. Small and exquisite 4. Fast Internet speed, no lag at all when playing games.

Disadvantages: 1. Instead of using WIFI, it is not as convenient as the all-in-one optical modem machine, and you have to buy another wireless router.
link:http://www.fibertelcom.com/fiber-optical-onus/8310m-fiber-onu.html