signalling link
81Channel Tunnel — Map of the Channel Tunnel Overview Location English Channel (Strait of Dover) Coordinates Folkestone …
82Integrated Services Digital Network — ISDN redirects here. For other uses, see ISDN (disambiguation). Integrated Services Digital Network (ISDN) is a set of communications standards for simultaneous digital transmission of voice, video, data, and other network services over the… …
83E-carrier — In digital telecommunications, where a single physical wire pair can be used to carry many simultaneous voice conversations by time division multiplexing, worldwide standards have been created and deployed. The European Conference of Postal and… …
84Rail transport in India — This article is about the technical workings and operations of railways in India which are run by the Indian Railways. See also History of rail transport in India. Rail transport is a commonly used mode of long distance transportation in India.… …
85USB — This article is about the computer bus to connect peripherals. For other uses of USB, see USB (disambiguation). Universal Serial Bus Original logo Type Computer Hardware Bus …
86Cranleigh Line — [v · d · …
87Avaya Unified Communications Management — Developer(s) Nortel (now Avaya) Operating system MS Windows, and Linux Type Unified Communications Configuration and Management Avaya Unified Communications Management in computer networking is the name of a collection o …
88TGV — The TGV ( train à grande vitesse , French for high speed train ) is France s high speed rail service developed by GEC Alsthom (now Alstom) and SNCF, the French national rail operator, and operated primarily by SNCF. Following the inaugural TGV… …
89Watercress Line — Mid Hants Railway 60163 Tornado climbing the bank heading towards Ropley during the Spring Steam Gala i …
90Chiltern Railways — Chiltern Railways …
