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TIA-4957 200-A-2017 Layer 2 Standard Specification for the Smart Utility Network.pdf

1、 TIA-4957.200-A (Revision of TIA-4957.200) July 2017Layer 2 Standard Specification for the Smart Utility Network ANSI/TIA-4957.200-A-2017 APPROVED: JULY 11, 2017 NOTICE TIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between

2、manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for their particular need. The existence of such Standards and Publications shall not in any respect preclude any me

3、mber or non-member of TIA from manufacturing or selling products not conforming to such Standards and Publications. Neither shall the existence of such Standards and Publications preclude their voluntary use by Non-TIA members, either domestically or internationally. Standards and Publications are a

4、dopted by TIA in accordance with the American National Standards Institute (ANSI) patent policy. By such action, TIA does not assume any liability to any patent owner, nor does it assume any obligation whatever to parties adopting the Standard or Publication. This Standard does not purport to addres

5、s all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this Standard to establish appropriate safety and health practices and to determine the applicability of regulatory limitations before its use. Any use of trademarks in th

6、is document are for information purposes and do not constitute an endorsement by TIA or this committee of the products or services of the company. (From Project No. ANSI/TIA-PN-4957.200-A-R1, formulated under the cognizance of the TIA TR-51 Smart Utility Networks). Published by TELECOMMUNICATIONS IN

7、DUSTRY ASSOCIATION Technology and Standards Department 1320 N. Courthouse Road, Suite 200 Arlington, VA 22201 U.S.A. PRICE: Please refer to current Catalog of TIA TELECOMMUNICATIONS INDUSTRY ASSOCIATION STANDARDS AND ENGINEERING PUBLICATIONS or call IHS, USA and Canada (1-877-413-5187) International

8、 (303-397-2896) or search online at http:/www.tiaonline.org/standards/catalog/ All rights reserved Printed in U.S.A. NOTICE OF COPYRIGHT This document is copyrighted by the TIA. Reproduction of these documents either in hard copy or soft copy (including posting on the web) is prohibited without copy

9、right permission. For copyright permission to reproduce portions of this document, please contact the TIA Standards Department or go to the TIA website (www.tiaonline.org) for details on how to request permission. Details are located at: http:/www.tiaonline.org/standards/catalog/info.cfm#copyright o

10、r 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 Document may be amended, modified or changed in the standards development or any editing process. The

11、use or practice of contents of this Document may involve the use of intellectual property rights (“IPR”), including pending or issued patents, or copyrights, owned by one or more parties. TIA makes no search or investigation for IPR. When IPR consisting of patents and published pending patent applic

12、ations are claimed and called to TIAs attention, a statement from the holder thereof is requested, all in accordance with the Manual. TIA takes no position with reference to, and disclaims any obligation to investigate or inquire into, the scope or validity of any claims of IPR. TIA will neither be

13、a party to discussions of any licensing terms or conditions, which are instead left to the parties involved, nor will TIA opine or judge whether proposed licensing terms or conditions are reasonable or non-discriminatory. TIA does not warrant or represent that procedures or practices suggested or pr

14、ovided in the Manual have been complied with as respects the Document or its contents. If the Document contains one or more Normative References to a document published by another organization (“other SSO”) engaged in the formulation, development or publication of standards (whether designated as a

15、standard, specification, recommendation or otherwise), whether such reference consists of mandatory, alternate or optional elements (as defined in the TIA Procedures for American National Standards) then (i) TIA disclaims any duty or obligation to search or investigate the records of any other SSO f

16、or IPR or letters of assurance relating to any such Normative Reference; (ii) TIAs policy of encouragement of voluntary disclosure (see TIA Procedures for American National Standards Annex C.1.2.3) of Essential Patent(s) and published pending patent applications shall apply; and (iii) Information as

17、 to claims of IPR in the records or publications of the other SSO shall not constitute identification to TIA of a claim of Essential Patent(s) or published pending patent applications. TIA does not enforce or monitor compliance with the contents of the Document. TIA does not certify, inspect, test o

18、r otherwise investigate products, designs or services or any claims of compliance with the contents of the Document. ALL WARRANTIES, EXPRESS OR IMPLIED, ARE DISCLAIMED, INCLUDING WITHOUT LIMITATION, ANY AND ALL WARRANTIES CONCERNING THE ACCURACY OF THE CONTENTS, ITS FITNESS OR APPROPRIATENESS FOR A

19、PARTICULAR PURPOSE OR USE, ITS MERCHANTABILITY AND ITS NONINFRINGEMENT OF ANY THIRD PARTYS INTELLECTUAL PROPERTY RIGHTS. TIA EXPRESSLY DISCLAIMS ANY AND ALL RESPONSIBILITIES FOR THE ACCURACY OF THE CONTENTS AND MAKES NO REPRESENTATIONS OR WARRANTIES REGARDING THE CONTENTS COMPLIANCE WITH ANY APPLICA

20、BLE STATUTE, RULE OR REGULATION, OR THE SAFETY OR HEALTH EFFECTS OF THE CONTENTS OR ANY PRODUCT OR SERVICE REFERRED TO IN THE DOCUMENT OR PRODUCED OR RENDERED TO COMPLY WITH THE CONTENTS. TIA SHALL NOT BE LIABLE FOR ANY AND ALL DAMAGES, DIRECT OR INDIRECT, ARISING FROM OR RELATING TO ANY USE OF THE

21、CONTENTS CONTAINED HEREIN, INCLUDING WITHOUT LIMITATION ANY AND ALL INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF BUSINESS, LOSS OF PROFITS, LITIGATION, OR THE LIKE), WHETHER BASED UPON BREACH OF CONTRACT, BREACH OF WARRANTY, TORT (INCLUDING NEGLIGENCE), PRODU

22、CT LIABILITY OR OTHERWISE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THE FOREGOING NEGATION OF DAMAGES IS A FUNDAMENTAL ELEMENT OF THE USE OF THE CONTENTS HEREOF, AND THESE CONTENTS WOULD NOT BE PUBLISHED BY TIA WITHOUT SUCH LIMITATIONS. ANSI/TIA-PN4957.200a i Contents Contents i 1 Forewor

23、d vii 2 1 Introduction . 1 3 1.1 Scope and Purpose 1 4 1.2 Release History . 1 5 2 References . 2 6 2.1 General . 2 7 2.2 IEEE 2 8 2.3 ANSI/TIA 3 9 2.4 IETF . 3 10 3 Definitions . 5 11 3.1 Terminologies . 5 12 3.2 Acronyms 5 13 4 Constants 7 14 5 Data Structures . 8 15 5.1 Frame Formats . 8 16 5.1.1

24、 Bit Order of Transmissions 8 17 5.1.2 PAN Advertisement Frame . 8 18 5.1.3 PAN Advertisement Solicit Frame . 9 19 5.1.4 PAN Configuration Frame . 10 20 5.1.5 PAN Configuration Solicit Frame 11 21 5.1.6 Upper Layer Application Data Frame 11 22 5.1.7 Acknowledgment Frame . 13 23 5.1.8 EAPOL Frame . 1

25、4 24 5.2 Key Data Cryptographic Encapsulations (KDEs) 15 25 5.2.1 Pairwise Master Key ID KDE (PMKID) 15 26 5.2.2 Pairwise Transient Key ID KDE (PTKID) 16 27 5.2.3 Group Transient Key Liveness KDE (GTKL). 16 28 5.2.4 Group Transient Key KDE (GTK). . 17 29 5.2.5 Lifetime KDE. 17 30 5.3 Information Ele

26、ments 17 31 5.3.1 Wi-SUN Header Information Elements (WH-IEs) 17 32 5.3.1.1 Unicast Timing and Frame Type Information Element (UTT-IE) 18 33 5.3.2 Wi-SUN Payload Information Elements (WP-IEs) . 22 34 5.3.2.1 Channel Plan / Hopping Schedule Information Elements . 22 35 5.3.2.1.1 Unicast Schedule Info

27、rmation Element (US-IE) 23 36 5.3.2.1.2 Broadcast Schedule Information Element (BS-IE) 23 37 5.3.2.1.3 Channel Information Fields . 23 38 5.3.2.1.4 Field Definitions 24 39 5.3.2.1.5 Excluded Channel Ranges Field . 26 40 ANSI/TIA-PN4957.200a 5.3.2.1.6 Excluded Channel Mask Field . 27 1 5.3.2.2 Vendor

28、 Payload Information Element (VP-IE) 28 2 5.3.2.3 PAN Information Element (PAN-IE) . 28 3 5.3.2.4 Network Name Information Element (NETNAME-IE) . 29 4 5.3.2.5 PAN Version Information Element (PANVER-IE) . 30 5 5.3.2.6 GTK Hash Information Element (GTKHASH-IE) 30 6 5.3.3 MP Information Element (MP-IE

29、) 30 7 5.3.4 Frame Requirements and IEs . 32 8 5.4 L2 Mesh Frame Formats . 33 9 5.4.2 Representation Order . 33 10 5.4.3 MHD-PDU . 33 11 5.4.4 MHD-HDR . 33 12 5.4.5 MHD-Control . 34 13 5.4.6 Address List 34 14 5.4.7 MHD-PDU Data 34 15 5.4.8 Data Elements 35 16 5.4.8.1 RAMP Data Elements 35 17 5.4.8.

30、1.5 Route Announcement (RTA) Data Element 35 18 5.4.8.2 Service Registration (SREG) Data Element . 35 19 5.4.8.3 Service Registration Acknowledgement (SREG-ACK) Data Element 36 20 5.4.8.4 Service Registration Negative Acknowledgement (SREG-NACK) Data Element21 36 22 5.4.8.5 Route Announcement Reques

31、t (RTA-REQ) Data Element 36 23 5.4.8.6 Route Removal (RTR) Data Element . 36 24 6. LLC Operation 37 25 6.1 Protocol Dispatch Operation 37 26 6.2 L2 MESH Operation . 37 27 6.2.1 Construct MHD-HDR . 37 28 6.2.2 Forward MHD-PDU 37 29 6.2.3 MHD-PDU Reception . 37 30 6.2.4 MHD-PDU Transmission 38 31 6.2.

32、5 RAMP Protocol Procedures . 38 32 6.2.5.2 Periodic RAMP Actions . 38 33 6.2.5.3 Route Information Update . 38 34 6.2.5.4 Generation of RTA Data Element . 39 35 6.2.5.5 Generation of RTR MHD-PDU 39 36 6.2.5.6 Generation of SREG MHD-PDU . 39 37 6.2.5.7 Generation of SREG-ACK MHD-PDU . 39 38 6.2.5.8 G

33、eneration of SREG-NACK MHD-PDU 39 39 6.2.5.9 Generation of RTR-REQ MHD-PDU . 39 40 6.2.6 RAMP Reception Procedures . 39 41 6.2.6.1 RTA Data Element . 39 42 6.2.6.2 SREG Data Element 40 43 6.2.6.3 SREG-ACK Data Element 40 44 6.2.6.4 SREG-NACK Data Element . 40 45 6.2.6.5 RTA-REQ Data Element 40 46 6.

34、2.6.6 RTR Data Element . 40 47 ANSI/TIA-PN4957.200a iii 6.2.7 RAMP Transmission Procedures 40 1 6.2.7.1 Route Announcement 40 2 6.2.7.2 Route Removal 41 3 6.2.7.3 Service Registration . 41 4 6.2.7.4 Service Registration Response 41 5 6.2.7.5 Service Registration Negative Response . 41 6 6.2.7.6 Rout

35、e Announcement Request 42 7 7 MAC Operation . 43 8 7.1 Channel Access . 43 9 7.2 Frame Exchange Definitions 43 10 7.3 Unicast Frame Exchange (UFE) . 44 11 7.3.1 Frame Transmission, Reception, and Acknowledgement . 44 12 7.3.1.1 Directed Frame Exchange . 45 13 7.3.1.1.1 Retransmission . 47 14 7.3.1.2

36、 Extended Directed Frame Exchange . 47 15 7.3.1.2.1 Retransmission . 49 16 7.4 Broadcast Frame Exchange (BFE) . 50 17 7.4.1 Broadcast Schedule Advertisement 50 18 7.4.2 Broadcast Frame Reception . 50 19 7.4.3 Broadcast Frame Transmission 50 20 7.5 Frequency Hopping . 50 21 7.5.1 Channel Functions 50

37、 22 7.5.1.1 TR51 Channel Function (TR51CF) 50 23 7.5.1.2 Direct Hash Channel Function (DH1CF) 52 24 7.5.1.3 Fixed Channel 52 25 7.5.1.4 Vendor Defined Channel Function . 52 26 7.6 FAN Discovery and Joining . 53 27 7.6.1 Usage of MLME-WS-ASYNC-FRAME 53 28 7.6.2 Usage of Trickle Timers 54 29 7.6.3 Dis

38、covery / Join Algorithm. 56 30 7.6.3.1 Join State 1: No PAN . 59 31 7.6.3.2 Join State 2: Acquire Keys . 59 32 7.6.3.3 Join State 3: PAN Selected 60 33 7.6.3.4 Join State 4: Secured . 60 34 7.6.3.4.1 Layer 3 Formation . 61 35 7.6.3.4.2 Layer 2 Formation . 61 36 8 Service Access Points 63 37 8.1 Data

39、 Link SAP (DL SAP) 64 38 8.1.1 FAN Data Link Data Interface (FD-DATA) 64 39 8.1.1.1 Layer 3 Routed Interface . 64 40 8.1.1.1.1 FD-DATA.request . 64 41 8.1.1.1.2 FD-DATA.confirm 64 42 8.1.1.1.3 FD-DATA.indication 64 43 8.1.1.2 Layer 2 Mesh Interface (MHDS) 64 44 8.1.1.2.1 FD-DATA.request . 65 45 8.1.

40、1.2.2 FD-DATA.confirm 65 46 ANSI/TIA-PN4957.200a 8.1.1.2.3 FD-DATA.indication 65 1 8.2 LLC Layer Management SAP (LLM SAP) . 65 2 8.2.1 Layer 3 Routing Active Behavior . 65 3 8.2.2 Layer 2 Mesh Active Behavior 65 4 8.3 MAC SAP 67 5 8.3.1 Multiplexed Data Service 67 6 8.4 MAC Layer Management SAP (MLM

41、 SAP) 67 7 8.4.1 MLME-WS-ASYNC-FRAME Management Service . 68 8 8.4.1.1 MLME-WS-ASYNC-FRAME.request . 68 9 8.4.1.2 MLME-WS-ASYNC-FRAME.confirm 69 10 8.4.1.3 MLME-WS-ASYNC-FRAME.indication 69 11 9 Frame Security 71 12 9.1 AES-CCM* Key Derivation 71 13 9.1.1 Group AES Key (GAK) 71 14 9.1.2 Pairwise AES

42、 Key (PAK) 71 15 9.2 Auxiliary Security Header 72 16 9.3 CCM* Nonce and Frame Counter . 72 17 9.3.1 GTK Lifecycle 72 18 Annex A - Unicast Frame Exchange Examples . 74 19 A.1 Directed Frame Exchange 74 20 A.1.1 Unacknowledged Data 74 21 A.1.2 Acknowledged Data 75 22 A.2 Extended Directed Frame Exchan

43、ge . 75 23 A.2.1 Qualified Frame Exchange . 75 24 A.2.2 Multi-Packet Frame Exchange 76 25 A.2.3 Frame Exchange with Initial Data . 77 26 A.2.4 Bi Directional Frame Exchange . 78 27 Annex B TR-51 Channel Function 80 28 B.1 Random Number Generation 80 29 B.2 Channel Table Calculation 81 30 B.3 Calcula

44、ting the First Element and Step Size . 82 31 Annex C - Direct Hash Channel Function 84 32 C.1 Example Usage of Jenkins Hash 84 33 Annex D - Unicast / Broadcast / Discovery Example . 91 34 Annex E - Frame Counter, Frame Sequence Number, and MP-IE Transaction ID35 . 94 36 37 ANSI/TIA-PN4957.200a v Tab

45、le of Figures Figure 1 PA Frame Format . 8 1 Figure 2 PA Frame Control Format . 9 2 Figure 3 PAS Frame Format . 9 3 Figure 4 PAS Frame Control Format 10 4 Figure 5 PC Frame Format . 10 5 Figure 6 PC Frame Control Format 11 6 Figure 7 PCS Frame Format . 11 7 Figure 8 PCS Frame Control Format 11 8 Fig

46、ure 9 ULAD Format 12 9 Figure 10 ULAD Frame Control Format 13 10 Figure 11 Acknowledgement Frame Format . 14 11 Figure 12 Acknowledgement Frame Control Format 14 12 Figure 13 EAPOL Frame Format 15 13 Figure 14 EAPOL Frame Control Format 15 14 Figure 15 Wi-SUN Header IE 18 15 Figure 16 Unicast Timing

47、 IE 18 16 Figure 17 Frame Types. 19 17 Figure 18 Broadcast Slot Information Element . 19 18 Figure 19 Flow Control 20 19 Figure 20 RSL IE 21 20 Figure 21 MHDS-IE 21 21 Figure 22 Vendor Extension IE . 22 22 Figure 23 Wi-SUN Payload IE 22 23 Figure 24 Unicast Schedule IE . 23 24 Figure 25 Broadcast Sc

48、hedule IE . 23 25 Figure 26 Channel Information Fields . 24 26 Figure 27 Excluded Channel Ranges Field . 27 27 Figure 28 Channel Mask Bit Order Illustration (Transmit order left to right) . 27 28 Figure 29 Vendor Extension IE . 28 29 Figure 30 PAN IE 29 30 Figure 31 Network Name IE 29 31 Figure 32 P

49、AN Version IE . 30 32 Figure 33 GTK Hash IE . 30 33 Figure 34 MP IE 31 34 Figure 35 L2 MESH PDU Structure and Format . 33 35 Figure 36 L2 MESH PDU Header Structure and Format 34 36 Figure 37 L2 MESH PDU Header MHD-Control Field Format 34 37 Figure 38 L2 MESH PDU Header Address List Structure and Format 34 38 Figure 39 L2 MESH PDU Data Structure and Format 35 39 Figure 40 L2 MESH PDU Data Element Structure and Format 35 40 Figure 41 State Transition Diagram for DFE . 46 41 Figure 42 State Transition Diagram for EDFE 48 42 Figure 43 FAN Join States 58 43 Figure 44 Service Access Point

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