What is jumper cable in telecom field?

In the telecom field, a jumper cable is a short length of cable used to connect two points within a network, such as between equipment racks or to patch panels. These cables are typically used for temporary connections or to facilitate testing and troubleshooting. Jumper cables can be made of various types of conductors, including copper or fiber optics, depending on the application and the specific requirements of the network. They play a crucial role in maintaining connectivity and ensuring the efficient operation of telecom systems.