This standard defines the minimal set off bearer services for the ISDN primary rate interface, which conforms closely to CCITT architectural concepts and explicitly considers the service constraints in the telecommunications environment of the United States. The bearer services defined in this standard are the minimal set of bearer services that are to be supported by public networks for ISDN primary rat interfaces.
- Published:
- 04/01/1990
- ANSI:
- ANSI Approved
- Number of Pages:
- 18
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