Synonymous with basic rate interface (BRI) and basic rate access (BRA). Referring to the ITU-T specification for an ISDN interface supporting two bearer (B) channels and one data (D) channel. See also ISDN and BRI.
"2B+D." YourDictionary, n.d. Web. 16 September 2018. <http://www.yourdictionary.com/2b-d>.
2B+D. (n.d.). Retrieved September 16th, 2018, from http://www.yourdictionary.com/2b-d
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