Insert a compatible SFP transceiver into the converter's port, making sure it matches the network's media type and speed. Then, connect one end of the fiber cable to the transceiver and the other to the appropriate port on a switch, router, or another media converter. Both ends must use the same. As we speak I just have optic fibre (Community Fibre) connected to my Huawei modem / Linksys Velop which will be connected to a new POE switch (need to identify the best model to be compatible with my optic fibre extension project). The objective is to run 1 or 2 additional optic fibre from the. After completing the pre-installation preparations as described above, power off all devices and connect the fiber optic media converter to Ethernet devices according to the specified network topology. Connect a network device with an RJ-45 port (workstation, hub, or switch) to the RJ45 port on the. Media converter, also known as fiber to ethernet converter, fiber media converter, and network converter, is a signal conversion device to convert electrical signals of unshielded twisted-pair copper cable to optical signals of fiber optic cable. Media converter is mainly designed to break out the.