ANSI TIA-4957.000-A-2017 Architecture Overview Extension on Field Area Networks.pdf
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1、 TIA-4957.000-A (Revision of TIA-4957.000) July 2017Architecture Overview Extension on Field Area Networks ANSI/TIA-4957.000-A 2017 APPROVED: APRIL 6, 2017 NOTICE TIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufa
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6、7.000-A-R1, formulated under the cognizance of the TIA TR-51 Smart Utility Networks). Published by TELECOMMUNICATIONS INDUSTRY ASSOCIATION Technology (b) there is no assurance that the Document will be approved by any Committee of TIA or any other body in its present or any other form; (c) the Docum
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19、ONS. ANSI/TIA-PN4957.000a i Architecture Overview 1 2 Contents 3 Architecture Overview .i 4 Foreword iii 5 1 Introduction 1 6 1.1 Scope and Purpose 1 7 1.2 Release History . 1 8 2 References. 2 9 2.1 IEEE 3 10 2.2 ANSI/TIA. 3 11 2.3 IETF. 4 12 3 Definitions 7 13 3.1 Definitions. 7 14 3.2 Acronyms 7
20、15 4 Architecture 10 16 4.1 Overview. 10 17 4.2 Upper Layer Considerations 12 18 4.3 Transport Service 12 19 4.3.1 General Principles 12 20 4.3.2 Node Behavior 12 21 4.4 Network Service 13 22 4.4.1 General Principles 13 23 4.4.2 Node Behavior 13 24 4.5 Data Link Service 14 25 4.5.1 General Principle
21、s 14 26 4.5.2 Node Behavior 15 27 4.6 PHY Service. 23 28 4.6.1 General Principles 23 29 4.6.2 Node Behavior 24 30 4.7 Security . 24 31 5 Summary 25 32 Table of Figures 33 Figure 1 Communications Reference Model . 10 34 Figure 2 Sample Layer 3 Routed FAN 11 35 Figure 3 Sample Layer 2 Routed FAN 12 36
22、 Figure 4 Layer 2 Frame Format for IPv6 Packet . 13 37 ANSI/TIA-PN4957.000a ii Figure 5 RPL Protocol Flow 14 1 Figure 6 Upper Layer Protocol Dispatch 15 2 Figure 7 MHDS Protocol Flow 16 3 Figure 8 Unicast Frequency Hopping . 20 4 Figure 9 Broadcast Frequency Hopping . 22 5 Figure 10 Broadcast and Un
23、icast Schedules. 23 6 7 ANSI/TIA-PN4957.000a iii Foreword (This foreword is not part of this standard) 1 This document is a TIA Telecommunications Standard produced by the TR-51 Committee. 2 The standard was produced in accordance with TIA procedural guidelines, and represents the 3 consensus of the
24、 committee which served as the formulating group. 4 The standard consists of 1 informative clause and a summary. 5 The Architecture Overview clause describes the principles and intended operation of the suite 6 of ANSI/TIA PN-4957 standards and provides additional clarifications and explanations to
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