Optical signals are led out by optical jumpers through adapters inside the distribution box, enabling optical wiring functionality. It acts as a central point for terminating, splicing, and distributing these cables, providing necessary protection and. A fiber optic distribution box, also known as a fiber optic terminal box or fiber optic termination box, is a device used to connect and manage fiber optic cables in a network. The distribution box provides. A distribution box serves as a critical component in fiber optic networks.