In communications, a link that is established in a switched network, such as the international dial-up telephone system, a Switched 56 digital line or ISDN.
"switched line." YourDictionary, n.d. Web. 17 August 2018. <http://www.yourdictionary.com/switched-line>.
switched line. (n.d.). Retrieved August 17th, 2018, from http://www.yourdictionary.com/switched-line