A circuit employed for long-haul carriage within the core or backbone of a wide area network (WAN). See also access circuit, long haul circuit, and transport.
"transport circuit." YourDictionary, n.d. Web. 24 May 2018. <http://www.yourdictionary.com/transport-circuit>.
transport circuit. (n.d.). Retrieved May 24th, 2018, from http://www.yourdictionary.com/transport-circuit