A quick and useful answer to a common question. This article explains the color coding for a fiber optic cable installation. Yellow = Single-Mode (long-distance). Aqua/Orange = Multimode (short-distance). A simple visual guide that's great to save or share with a DFW team. This post clarifies the "why" behind the colors. https://www.cablingindfw.com/fiber-optic-cable-installation-single-mode-vs-multimode/