IEC PAS 62405:2005

Real-time Ethernet Vnet/IP TM specification

describes the communication profile of the whole Vnet/IP, services of each layer and the specifications of the protocols for each layer.

General Information

• Status: Replaced
• Publication Date: 27-Jun-2005
• ICS: 25.040.40 - Industrial process measurement and control
• ICS: 35.100.05 - Multilayer applications
• ICS: 35.240.50 - IT applications in industry
• Technical Committee: SC 65C - Industrial networks
• Drafting Committee: WG 9 - TC 65/SC 65C/WG 9
• Current Stage: DELPUB - Deleted Publication
• Completion Date: 14-Dec-2007

Relations

• Replaced By: IEC 61158-3-17:2007 - Industrial communication networks - Fieldbus specifications - Part 3-17: Data-link layer service definition - Type 17 elements
• Effective Date: 05-Sep-2023
• Replaced By: IEC 61158-4-17:2007 - Industrial communication networks - Fieldbus specifications - Part 4-17: Data-link layer protocol specification - Type 17 elements
• Effective Date: 05-Sep-2023
• Replaced By: IEC 61158-6-17:2007 - Industrial communication networks - Fieldbus specifications - Part 6-17: Application layer protocol specification - Type 17 elements
• Effective Date: 05-Sep-2023
• Replaced By: IEC 61158-5-17:2007 - Industrial communication networks - Fieldbus specifications - Part 5-17: Application layer service definition - Type 17 elements
• Effective Date: 05-Sep-2023

Standards Content (Sample)

PUBLICLY
IEC
AVAILABLE
PAS 62405
SPECIFICATION
First edition
2005-06
TM
Real-time Ethernet Vnet/IP specification

Reference number
IEC/PAS 62405:2005(E)
Publication numbering
As from 1 January 1997 all IEC publications are issued with a designation in the

60000 series. For example, IEC 34-1 is now referred to as IEC 60034-1.

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PUBLICLY
IEC
AVAILABLE
PAS 62405
SPECIFICATION
First edition
2005-06
TM
Real-time Ethernet Vnet/IP specification

 IEC 2005  Copyright - all rights reserved
No part of this publication may be reproduced or utilized in any form or by any means, electronic or
mechanical, including photocopying and microfilm, without permission in writing from the publisher.
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International Electrotechnical Commission
Международная Электротехническая Комиссия
For price, see current catalogue

– 2 – PAS 62405 © IEC:2005(E)
CONTENTS
FOREWORD.9

Section 1: Overview
1 Introduction .11

2 Scope and objective .11

3 Structure of this document .11
4 Normative reference .12
5 Definitions .13
5.1 Terms and definitions .13
5.2 Abbreviations and symbols .18
5.3 Conventions .20
6 Communication Profile of Vnet/IP.21
6.1 General overview.21
6.2 Physical Layer.22
6.3 Data Link Layer .22
6.4 Network Layer .23
6.5 Transport Layer .23
6.6 Application Layer.24
Section 2: Application Layer Service definition
7 Concepts.25
7.1 General .25
7.2 Relationships between ASEs .25
7.3 FAL ASEs.25
7.4 Common FAL service parameters .26
8 ASEs.26
8.1 Variable ASE.26
8.2 Event ASE.30
8.3 Load Region ASE .32
8.4 Function Invocation ASE.35

8.5 Time ASE .37
8.6 Network Management ASE .40
8.7 Application Relationship ASE.44
9 ARs.53
9.1 General .53
9.2 Point-to-point user-Triggered Confirmed client/server AREP (PTC-AR) .53
9.3 Point-to-point user-Triggered Unconfirmed client/server AREP (PTU-AR).55
9.4 Point-to-point network-Scheduled Unconfirmed publisher/subscriber AREP
(PSU-AR) .56
9.5 Multipoint user-Triggered Unconfirmed publisher/subscriber AREP (MTU-AR).58
9.6 Multipoint network-Scheduled Unconfirmed publisher/subscriber AREP
(MSU-AR).59
10 Summary of FAL classes .60
11 Permitted FAL services by AREP role .61

PAS 62405 © IEC:2005(E) – 3 –
Section 3: Application Layer protocol specification

12 Abstract syntax.62

12.1 FAL PDU abstract syntax.62

12.2 Abstract syntax of PDU Body .62

12.3 PDUs for ASEs .64

12.4 Type definitions .67

12.5 Data types.70

13 Transfer syntax .72

13.1 Overview of encoding .72

13.2 APDU Header encoding .72
13.3 APDU Body encoding .73
13.4 Data type encoding rules .74
14 FAL protocol state machines structure .78
15 AP-Context state machine .79
16 FAL Service Protocol Machines (FSPMs) .79
16.1 General .79
16.2 Common parameters of the primitives .79
16.3 Variable ASE Protocol Machine (VARM).80
16.4 Event ASE Protocol Machine (EVTM).83
16.5 Load Region ASE Protocol Machine (LDRM) .85
16.6 Function Invocation ASE Protocol Machine (FNIM) .87
16.7 Time ASE Protocol Machine (TIMM).91
16.8 Network Management ASE Protocol Machine (NWMM).94
17 Application Relationship Protocol Machines (ARPMs).97
17.1 General .97
17.2 Primitive definitions .98
17.3 State machine .98
17.4 Functions .106
18 DLL Mapping Protocol Machine (DMPM) .107
18.1 General .107
18.2 Primitive definitions .108
18.3 DMPM state machine.109
Part 4: Data Link Service definition

19 Overview.112
19.1 General .112
19.2 Overview of network structure.112
19.3 Overview of addressing .113
19.4 Types of Data Link Service .113
20 DLSAP management service.113
20.1 Overview .113
20.2 Facilities of the DLSAP management service.113
20.3 Model of the DLSAP management service.114
20.4 Sequence of primitives at one DLSAP .114
20.5 Create.115
20.6 Delete .116
20.7 Bind .117

– 4 – PAS 62405 © IEC:2005(E)
20.8 Unbind .119

21 Connectionless-mode Data Link Service .119

21.1 Overview .119

21.2 Facilities of the Connectionless-mode Data Link Service .120

21.3 Model of the Data Link Service .120

21.4 Quality of service.121

21.5 Sequence of primitives .123

21.6 Connectionless-mode function .124

21.7 Types of primitives and parameters.124

22 DL-management Service.125
22.1 Scope and inheritance .125
22.2 Facilities of the DL-management service .126
22.3 Model of the DL-management service .
...