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IEEE 1588a-2023

$41.17

IEEE Standard for a Precision Clock Synchronization Protocol for Networked Measurement and Control Systems Amendment 3: Precision Time Protocol (PTP) Enhancements for Best Master Clock Algorithm (BMCA) Mechanisms (Published)

Published By Publication Date Number of Pages
IEEE 2023 54
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Amendment Standard – Active. Updates to information and messages for the Enhanced Accuracy TLV are provided in this amendment to IEEE 1588-2019. This amendment also clarifies the operation of the best master clock algorithm (BMCA), provides a new annex about the default BMCA, corrects errors in the text, and clarifies unclear passages.

PDF Catalog

PDF Pages PDF Title
1 IEEE Std 1588a™-2023 Front cover
2 Title page
4 Notice and Disclaimer of Liability Concerning the Use of IEEE Standards Documents
8 Participants
10 Introduction
11 Contents
13 3. Definitions, acronyms, and abbreviations
3.2 Acronyms and abbreviations
7. Characterization of PTP characterization
7.7 PTP timing characterization
14 8. PTP data sets
8.1 General specifications for data set members
15 8.2 Data sets for PTP instances
16 9. PTP for Ordinary Clocks and Boundary Clocks
9.2 State protocol
17 9.3 Best master clock algorithms
19 9.5 PTP message processing semantics
13. PTP message formats
13.2 Header
20 16. General optional features
16.4 Holdover upgrade (optional)
16.12 Enhanced synchronization accuracy metrics (optional)
29 17. State configuration options
17.8 Computation of and FOREIGN_MASTER_TIME_WINDOW interval using the received logAnnounceInterval (optional)
32 19. Compatibility of this edition with earlier and future editions
19.5 Compatibility of IEEE Std 1588-2019
33 Annex P1 (informative) BMCA basic introduction
P1.1 Introduction
P1.2 BMCA Overview
42 P1.3 BMCA Example
46 Annex P2 (informative) Theoretical example of an alternate BMCA incorporating the enhanced synchronization accuracy metrics TLV
P2.1 General
P2.2 Generic introduction to using the ENHANCED_ACCURACY_METRICS TLV in alternate BMCA
48 P2.3 Theoretical example of an alternate BMCA that incorporates the enhanced synchronization accuracy metrics TLV
53 Annex Q (informative) Bibliography
54 Back cover
IEEE 1588a-2023
$41.17