Upgrading to fiber optic cabling offers numerous benefits, from faster speeds and increased reliability to enhanced security and long-term cost savings. Understanding the potential of fiber optics and the advantages it brings can help business owners make informed decisions. One of the primary reasons businesses upgrade to fiber optic cabling is the incredible speed it offers. A fiber optic network, in other words, utilizes another media to conduct data transmission between the main and edge network devices. High-Speed Transmission: Fiber optics use light.