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ATIS-1000608.1991(S2017)
Digital Subscriber Signaling System No. 1 DSS1 signaling Specification for X.25 Packet Switch Bearer Service
The interface standard was written to provide a set of requirements for user-network signaling for ISDN support of packetized data transfer, while conforming, wherever possible, with the I-Series Recommendations of the International Telegraph and Telephone Consultative Committee (CCITT), and while not compromising the principles of evolution expressed therein. Formerly known as T1.608-1991(R2007).
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