what is jumpering in telecom
MDF Jumpering is a physical connection that is made between two networks. It is connecting your internal phone network to the external network via a cable called a jumper wire. The MDF or Main Distribution Frame is were this connection takes place. The MDF is split into two side an A side and a B side.The A side is the Telstra cable that connects back to your local telephone exchange, and the B side is where all the internal cables from your unit or office will terminate.he MDF or Main Distribution Frame is were this connection takes place. The MDF is split into two side an A side and a B side. The A side is the Telstra cable that connects back to your local telephone exchange, and the B side is where all the internal cables from your unit or office will terminate.