Internet using fiber optics: Fast and dependable, but limited availability We’ll start with fiber-optic internet, undoubtedly the most significant connection type. Fiber, as the name implies, refers to an internet connection delivered to your house via fiber-optic cable, which transmits data by sending pulses of light over tiny strands of glass or plastic. These fiber-optic strands provide faster speeds and more dependability than other connection kinds. The Fiber Optics prefferablly used by different IT companies and also recomend by Managed IT Services Professionals