Over deze norm
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This Recommendation defines the Data Link layer (framing, media access, data services, and input-output sublayers). The specifications for the protocol data units, framing, media access control, expedited and sequenced controlled data transfer, timing service, i/o control as well as the procedures for establishing and terminating a session between a caller and responder are defined in this document. The Coding and Synchronization sublayer is defined in the separate CCSDS recommendation entitled, Proximity-1 Space Link Protocol-Coding and Synchronization Sublayer; see reference . The Physical layer is defined in the separate CCSDS recommendation entitled, Proximity-1 Space Link Protocol-Physical Layer; see reference . This Recommendation does not specify a) individual implementations or products, b) implementation of service interfaces within real systems, c) the methods or technologies required to perform the procedures, or d) the management activities required to configure and control the protocol.