Select proper cable types: Use single-mode fiber at demarcation points for long connections. Pick connectors that your service provider wants. Integrate with building systems: Run cables through conduits, trays, or fiber-ready boxes that are already there. This guide explores different types of fiber optic cable, including indoor fiber optic cable and outdoor fiber optic cable, and outlines best practices for installation in different settings. Follow all safety rules when you install cables. Protect cables from sharp bends. On long runs, use proper lubricants and make sure they are compatible with the cable jacket. OPGW, all-dielectric self-supporting cable, and OSFP 400G transceivers are part of modern SDGI, so we'll also discuss it.