Can two switches with fiber ports be directly connected through fiber ports? The answer is yes. The connection between two or more Ethernet switches in a certain way (Uplink port, etc. Optical Fiber cable is directly connected to remote network (see the attached diagram) As mentioned I want the OFC to be the primary & Leased. Depending on the connectivity options you might not be able to plug the ISP side directly into a router due to the fiber in use. So now you would connect a router/firewall's WAN port to that same switch and plug the LAN. Dark fiber is a passive optical fiber cable with lengths up to 80km; In contract to dark fibers, grey fibers come with additional optical or electrical elements that combine signals onto a single fiber (Wavelength-division multiplexing, WDM) or add timing and level regeneration. These additional. A leased line is a dedicated, private connection that provides guaranteed bandwidth exclusively to one business, operating on a fibre-optic network with consistent speeds regardless of other users. Fibre leased lines: This includes a process of sending light from. A leased line, sometimes called a dedicated line, is a dedicated point-to-point link and fixed-bandwidth data connection. A leased line is not a dedicated cable.