These challenges are the focus of much current R&D. Solutions involving advanced fiber designs, better splicing equipment, and MIMO digital processing are being pursued to make MCF systems practical. Supports high-bandwidth, low-latency intra/inter-rack links; reduces cabling. A Fiber Optic Cable is used to transmit data through fibers (threads) or plastic (glass). This pack of glass which is within sorts of threads transmits modulated messages along sunshine waves. There are many advantages of using these cables over other kinds of communication cables, like the. Fiber-optic communication is a form of optical communication for transmitting information from one place to another by sending pulses of infrared or visible light through an optical fiber. Additionally, due to its characteristics such as multi-channel transmission, high integration, spatial flexibility, and versatility, multi-core optical. Fiber offers several advantages for LAN backbones. In addition, it is unaffected by the interference of electromagnetic radiation which makes it. In simple terms, a Multicore Fiber is a single strand of glass fiber that contains multiple independent light-guiding cores, unlike traditional single-mode fiber (SMF) or multimode fiber (MMF), which have just one. Each core. Fiber Fabrication Complexity: Manufacturing an multi core fiber preform is more complex.