The generic ITU-T term for the international public telephone network that comprises the national Public Switched Telephone Networks (PSTNs) and the facilities that interconnect them. See also ITU-T and PSTN.
"GSTN." YourDictionary, n.d. Web. 22 June 2018. <http://www.yourdictionary.com/gstn>.
GSTN. (n.d.). Retrieved June 22nd, 2018, from http://www.yourdictionary.com/gstn
(General Switched Telephone Network) See PSTN.
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