Infield installations, splicing is a faster and more efficient method and is used to restore fiber optic cables when a buried cable is accidentally severed. There are 2 methods of splicing, mechanical or fusion. Whether in data centers, telecom rooms, or outdoor FTTx deployments, proper splicing inside a fiber enclosure ensures low signal loss, long-term stability, and easy maintenance. Another method of connecting optical fibers is termination or connectorization, which consists of processing the end of a fiber optic bundle so that it can be connected to other fibers or devices through fiber optic. Fiber optic splicing plays a vital role in modern communication networks by enabling seamless connections between fiber optic cables. This technique ensures high-performance data transmission and is essential in extending cable runs, repairing broken links, or establishing new network paths in data. To begin, the standard definition of splicing in optical fiber is joining two fiber optic cables together. Infield. Once fibers are spliced, they need to be protected. For protection against the outside plant environment and damage, splices require placement in a protective enclosure, usually called a splice closure.