In the optical network, ONU (Optical Network Unit) and ONT (Optical Network Terminal) are two different devices used to connect end users to the optical fiber transmission network.ONU is an optical network unit in an optical network. It is usually located closer to the user. It is responsible for co

The Internet has become an indispensable thing in our lives. As the carrier of the network, what are the differences between ONUs, routers, and switches? How do we differentiate between them? In this article we will answer these questions.First, let us understand what ONUs, routers and switches are.