IEC 62439-2-2016 Industrial communication networks - High availability automation networks - Part 2 Media Redundancy Protocol (MRP)《工业通信网络.高可靠性自动化网络.第2部分 介质冗余协议(MRP)》.pdf

1、 IEC 62439-2 Edition 2.0 2016-03 INTERNATIONAL STANDARD NORME INTERNATIONALE Industrial communication networks High availability automation networks Part 2: Media Redundancy Protocol (MRP) Rseaux de communication industriels Rseaux dautomatisme haute disponibilit Partie 2: Protocole de redondance du

2、 support (MRP) IEC 62439-2:2016-03(en-fr) colour inside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, in

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20、dia Redundancy Protocol (MRP) Rseaux de communication industriels Rseaux dautomatisme haute disponibilit Partie 2: Protocole de redondance du support (MRP) INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE ICS 25.040, 35.040 ISBN 978-2-8322-3149-4 Registered tradem

21、ark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Warning! Make sure that you obtained this publication from an authorized distributor. Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agr. co

22、lour inside 2 IEC 62439-2:2016 IEC 2016 CONTENTS FOREWORD . 7 INTRODUCTION . 9 1 Scope 11 2 Normative references. 11 3 Terms, definitions, abbreviations, acronyms, and conventions 12 3.1 Terms and definitions 12 3.2 Abbreviations and acronyms 12 3.3 Conventions 12 4 MRP Overview . 12 5 MRP Media red

23、undancy behavior . 16 5.1 General . 16 5.2 Ring ports . 16 5.3 Media Redundancy Manager (MRM) 17 5.4 Media Redundancy Client (MRC) . 19 5.5 Redundancy domain 19 5.6 Media Link Check 19 5.7 Application of the Continuity Check protocol 19 5.7.1 General . 19 5.7.2 Continuity Check Message Interval . 20

24、 5.7.3 Maintenance Domain Level 20 5.7.4 Maintenance Association ID (MAID) 20 5.7.5 Maintenance Association End Point ID (MEPID) 20 5.7.6 Sender ID TLV . 20 5.7.7 Port Status TLV . 21 5.7.8 Interface Status TLV 21 5.8 Usage with diagnosis and alarms . 21 5.9 Ring diagnosis 21 5.10 Multiple MRM in a

25、single ring: Manager voting option . 21 5.10.1 General . 21 5.10.2 Basic principle of the manager voting process 22 5.10.3 The manager voting process 23 5.11 BLOCKED not supported (Option) 25 5.12 Interconnection port 25 5.13 Media redundancy Interconnection Manager (MIM) 26 5.14 Media redundancy In

26、terconnection Client (MIC) . 29 5.15 Interconnection domain . 29 5.16 Interconnection diagnosis 30 6 MRP Class specification 30 6.1 General . 30 6.2 Template. 30 6.2.1 Media redundancy template 30 6.2.2 Media redundancy Interconnection template . 31 6.3 Attributes 32 7 MRP Service specification . 36

27、 7.1 Start MRM 36 IEC 62439-2:2016 IEC 2016 3 7.2 Stop MRM . 38 7.3 State Change 38 7.4 Start MRC . 39 7.5 Stop MRC . 41 7.6 Read MRM 41 7.7 Read MRC 43 7.8 Start MIM 45 7.9 Stop MIM 46 7.10 Interconnection State Change 47 7.11 Start MIC 48 7.12 Stop MIC. 49 7.13 Read MIM . 50 7.14 Read MIC . 52 8 M

28、RP protocol specification . 54 8.1 PDU description 54 8.1.1 Basic data types 54 8.1.2 DLPDU abstract syntax reference . 54 8.1.3 Coding of the DLPDU field SourceAddress . 54 8.1.4 Coding of the DLPDU field DestinationAddress . 55 8.1.5 Coding of the field TagControlInformation . 55 8.1.6 Coding of t

29、he field LT . 56 8.1.7 MRP APDU abstract syntax 56 8.1.8 Coding of the field MRP_TLVHeader 57 8.1.9 Coding of the field MRP_SubTLVHeader 58 8.1.10 Coding of the field MRP_Ed1Type and MRP_Ed1ManufacturerData 58 8.1.11 Coding of the field MRP_Version 59 8.1.12 Coding of the field MRP_SequenceID . 59 8

30、.1.13 Coding of the field MRP_SA . 59 8.1.14 Coding of the field MRP_OtherMRMSA . 59 8.1.15 Coding of the field MRP_Prio . 60 8.1.16 Coding of the field MRP_OtherMRMPrio . 60 8.1.17 Coding of the field MRP_PortRole 60 8.1.18 Coding of the field MRP_RingState . 60 8.1.19 Coding of the field MRP_Inter

31、val 61 8.1.20 Coding of the field MRP_Transition 61 8.1.21 Coding of the field MRP_TimeStamp 61 8.1.22 Coding of the field MRP_Blocked . 61 8.1.23 Coding of the field MRP_ManufacturerOUI . 62 8.1.24 Coding of the field MRP_IECOUI 62 8.1.25 Coding of the field MRP_ManufacturerData 62 8.1.26 Coding of

32、 the field MRP_DomainUUID 62 8.1.27 Coding of the field MRP_InState . 62 8.1.28 Coding of the field MRP_InID . 63 8.2 Protocol machines . 63 8.2.1 MRM protocol machine . 63 8.2.2 MRC protocol machine . 74 8.2.3 MRA protocol machine . 80 8.2.4 MRA, MRM and MRC functions 100 8.2.5 FDB clear timer 105

33、4 IEC 62439-2:2016 IEC 2016 8.2.6 Topology change timer . 105 8.2.7 MIM protocol machine 106 8.2.8 MIC protocol machine 115 8.2.9 MIM and MIC functions . 123 8.2.10 Interconnection Topology Change timer 127 8.2.11 Interconnection Link Status Poll timer . 127 9 MRP installation, configuration and rep

34、air 128 9.1 Ring port and Interconnection port parameters . 128 9.2 Ring topology parameters 128 9.3 MRM parameters . 128 9.4 MRC parameters and constraints . 129 9.5 MRA compatibility to earlier Automanager protocol version 129 9.6 Interconnection topology parameters . 130 9.7 MIM parameters 130 9.

35、8 MIC parameters and constraints 130 9.9 Calculation of MRP ring recovery time . 131 9.9.1 Overview . 131 9.9.2 Deduction of formula 131 9.9.3 Worst case calculation for recovery time of 10 ms . 133 9.9.4 Worst case calculation for 50 devices . 134 9.10 Calculation of MRP Automanager voting time . 1

36、34 10 MRP Management Information Base (MIB) . 134 10.1 General . 134 10.2 MRP MIB with a monitoring view 134 10.3 MRP MIB with a management and monitoring view 147 Annex A (normative) Optional earlier version of the Automanager protocol 162 Bibliography . 163 Figure 1 Two MRP rings redundantly conne

37、cted via MRP Interconnection . 14 Figure 2 MRP stack . 16 Figure 3 MRP ring topology with one manager and clients 17 Figure 4 MRP open ring with MRM . 18 Figure 5 MRP ring with MRA at network startup 22 Figure 6 MRP ring after the manager voting process . 22 Figure 7 Manager voting process . 24 Figu

38、re 8 MRA located outside the MRP ring 25 Figure 9 MRP Interconnection topology 27 Figure 10 MRP ring interconnection open . 28 Figure 11 MRP protocol machine for MRM 63 Figure 12 MRP protocol machine for MRC 74 Figure 13 MRP protocol machine for MRA 81 Figure 14 MRP protocol machine for MIM in RC-mo

39、de and LC-mode . 107 Figure 15 MRP protocol machine for MIC in RC-mode and LC-mode . 116 Table 1 Patent information . 9 Table 2 Coding of the Maintenance Association ID (MAID) 20 IEC 62439-2:2016 IEC 2016 5 Table 3 MRP Start MRM 36 Table 4 MRP Stop MRM . 38 Table 5 MRP Change State 39 Table 6 MRP St

40、art MRC . 40 Table 7 MRP Stop MRC . 41 Table 8 MRP Read MRM 42 Table 9 MRP Read MRC 44 Table 10 MRP Start MIM 45 Table 11 MRP Stop MIM 47 Table 12 MRP Interconnection Change State 47 Table 13 MRP Start MIC 48 Table 14 MRP Stop MIC . 50 Table 15 MRP Read MIM . 51 Table 16 MRP Read MIC 53 Table 17 MRP

41、 DLPDU syntax for ISO/IEC/IEEE 8802-3 (IEEE 802.3) . 54 Table 18 MRP OUI . 55 Table 19 MRP MulticastMACAddress . 55 Table 20 MRP TagControlInformation.Priority field 56 Table 21 MRP LT field . 56 Table 22 MRP APDU syntax . 56 Table 23 MRP Substitutions . 57 Table 24 MRP_TLVHeader.Type 58 Table 25 MR

42、P_SubTLVHeader.Type 58 Table 26 MRP_Ed1Type and MRP_Ed1ManufacturerData 59 Table 27 MRP_Ed1Type and MRP_Ed1ManufacturerData 59 Table 28 MRP_Version 59 Table 29 Coding of the field MRP_OtherMRMSA 60 Table 30 MRP_Prio 60 Table 31 Coding of the field MRP_OtherMRMPrio . 60 Table 32 MRP_PortRole . 60 Tab

43、le 33 MRP_RingState . 61 Table 34 MRP_Interval . 61 Table 35 MRP_Transition . 61 Table 36 MRP_TimeStamp . 61 Table 37 MRP_Blocked 62 Table 38 MRP_DomainUUID 62 Table 39 MRP_InState . 62 Table 40 MRP Local variables of MRM protocol machine 65 Table 41 MRM State machine 66 Table 42 MRP Local variables

44、 of MRC protocol machine. 75 Table 43 MRC state machine . 76 Table 44 MRP local variables of MRA protocol machine 82 Table 45 MRA state machine 83 6 IEC 62439-2:2016 IEC 2016 Table 46 MRP functions and macros 101 Table 47 MRP FDB clear timer . 105 Table 48 MRP topology change timer . 106 Table 49 MR

45、P Local variables of MIM protocol machine 108 Table 50 MIM State machine for LC-mode 109 Table 51 MIM State machine for RC-mode . 112 Table 52 MRP Local variables of MIC protocol machine 117 Table 53 MIC State machine for LC-mode 118 Table 54 MIC State machine for RC-mode 121 Table 55 MRP Interconne

46、ction functions . 124 Table 56 MRP Interconnection topology change timer . 127 Table 57 MRP Interconnection link status poll timer 128 Table 58 MRP Network/Connection parameters 128 Table 59 MRP MRM parameters . 129 Table 60 MRP MRC parameters . 129 Table 61 MRP MIM parameters 130 Table 62 MRP MIC p

47、arameters 131 Table A.1 Compatible mode MRP_Option for MRP_Test Substitutions 162 Table A.2 Compatible mode MRP_Option frames MRP_TestMgrNAck and MRP_TestPropagate Substitutions 162 IEC 62439-2:2016 IEC 2016 7 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ INDUSTRIAL COMMUNICATION NETWORKS HIGH AVAILAB

48、ILITY AUTOMATION NETWORKS Part 2: Media Redundancy Protocol (MRP) FOREWORD 1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international co-operation on all questions concerning standardization in the electrical and electronic fields. To this end and in addition to other activities, IEC publishes International Standards, Technical Specifications, Technical Reports, Publicly Available Specifications (PAS)