This standard defines the minimal set of bearer services for the ISDN basic rate interface, which conforms closely to CCITT architectural concepts and explicitly considers the service constraints in the telecommunications environment of the United States.
ATIS 1000604.1990(R2009)
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Integrated Services Digital Network (ISDN) Minimal Set of Bearer Services for the Basic Rate Interface (formerly T1.604-1990 (R2009) )
Category: ATIS