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Issues and Recommendations for a STEP Application Protocol Framework



Thomas Kramer, M Palmer, Allison Barnard Feeney


This report provides a description of application protocols, a summary of AP development issues (supplemented by discussions and case studies in the appendicies), a listing of the relevant documentation and issues papers, and recommendations for resolving the identified issues. This includes recommendations on functional requirements for an AP framework, elements of AP structure, coordination of AP development, and AP classification, plus others. This report provides a baseline study for subsequent work on an AP Framework by members of the STEP community.
NIST Interagency/Internal Report (NISTIR) - 4755
Report Number


AP framwork, application protocols, PDES, STEP


Kramer, T. , Palmer, M. and Barnard Feeney, A. (1992), Issues and Recommendations for a STEP Application Protocol Framework, NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD, [online],, (Accessed April 21, 2024)
Created May 31, 1992, Updated October 12, 2021