12 scope this recommended standard defines the cop 1

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Unformatted text preview: data structures and terminology contained in reference [3]. 1.2 SCOPE This Recommended Standard defines the COP-1 in terms of: a) the interfaces with the other procedures; b) the internal variables used by the protocol entity; c) the actions performed by the protocol entity; and d) the state transitions of the protocol entity. It does not specify: a) individual implementations or products; b) the 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. In case of conflict between reference [3] and this Recommended Standard, this Recommended Standard will take precedence. 1.3 APPLICABILITY This Recommended Standard applies to the creation of Agency standards and to the future data communications over space links between CCSDS Agencies in cross-support situations. This Recommended Standard includes comprehensive specification of the procedure for inter-Agency cross support. It is neither a specification of, nor a design for, real systems that may be implemented for existing or future missions. The recommendation specified in this document is to be invoked through the normal standards programs of each CCSDS Agency, and is applicable to those missions for which CCSDS 232.1-B-2 Page 1-1 September 2010 RECOMMENDED STANDARD FOR COMMUNICATIONS OPERATION PROCEDURE-1 cross support, based on capabilities described in this Recommended Standard, is anticipated. Where mandatory capabilities are clearly indicated in sections of this Recommended Standard, they must be implemented when this document is used as a basis for cross support. Where options are allowed or implied, implementation of these options is subject to specific bilateral cross support agreements between the Agencies involved. This Recommended Standard is applicable only to those Projects that implement the TC Space Data Link Protocol (reference [3]). 1.4 RATIONALE The CCSDS believes it is important to document the rationale underlying the recommendations chosen, so that future evaluations of proposed changes or improve...
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