Editing Telecommunications link (section)

=== Downlink ===
*Pertaining to [[radiocommunication service]], a '''downlink''' (DL or D/L) is the portion of a [[feeder link]] used for the transmission of signals from a [[space radio station]], [[space radio system]] or [[high altitude platform station]] to an [[earth station]].
*In the context of [[satellite communications]], a '''downlink''' (DL) is the link from a satellite to a [[ground station]].
*Pertaining to [[cellular network]]s, the radio downlink is the transmission path from a [[cell site]] to the [[cell phone]]. Traffic and signalling flowing within the [[base station subsystem]] (BSS) and [[network switching subsystem]] (NSS) may also be identified as uplink and downlink.
*Pertaining to [[computer network]]s, a downlink is a connection from data communications equipment toward [[data terminal equipment]]. This is also known as a [[downstream (networking)|downstream]] connection.