DLMS开发文档：协议详解与参考代码

需积分: 9 111 浏览量更新于2024-07-18 1 收藏 5.52MB PDF 举报

DLMS (Data Link Management System) 开发文档详细介绍了该通信协议在能源计量领域的应用，特别是DLMSUserAssociation (DLMS UA)部分，它是DLMS/COSEM架构和协议的组成部分，适用于第8.2版。这份文档于2017年1月19日发布，主要关注DLMS UA 1000-2 Ed.8.2标准。文档的核心内容包括以下几个关键部分： 1. DLMS User Association (DLMSUA)：这部分是用户与设备之间的接口，用于实现通信和数据交换。它定义了设备如何与DLMS兼容的智能电表或其他能源管理系统（EMS）设备进行交互，确保了数据的可靠传输和管理。 2. DLMS/COSEM架构：DLMS与通信系统和服务环境模型（COSEM）一起构成了整个通信架构，它定义了通信网络的结构、数据包格式以及安全机制，以支持能源计量设备的远程监控和控制。 3. 标准和技术规范：文档引用了一系列标准和定义，如通用DLMS/COSEM定义、加密安全相关的术语、Galois/Counter Mode (GCM)算法、椭圆曲线数字签名算法（ECDSA）、密钥协商算法等，这些都是保证协议安全性和互操作性的基础。 4. 语言和消息规范：文档还涵盖了语言和消息规格，即绿色书（Green Book），它提供了关于数据编码、消息格式、命令响应等的具体指导，以便开发者理解和实现DLMS通信协议的实现细节。 5. 内容概述：文档的前言部分可能会介绍DLMS的发展背景、目标和目标受众，随后的章节则逐步深入到技术细节，帮助读者掌握DLMS协议的开发流程和注意事项。这份DLMS开发文档为想要在能源计量领域采用或开发基于DLMS协议的设备和系统的开发者提供了详尽的技术指南，涵盖了从协议架构到具体实现的关键要素，对于理解和实施DLMS通信至关重要。无论是理解协议工作原理、设计符合标准的通信模块，还是进行安全配置，这份文档都是不可或缺的参考资料。

DLMS User Association, DLMS/COSEM Architecture and Protocols, Edition 8.2

DLMS User Association 2017-01-19

DLMS UA 1000-2 Ed. 8.2 16/518

10.5 The wired and wireless M-Bus profile ............................................................. 407

Scope ........................................................................................... 407 10.5.1

Targeted communication environments ......................................... 407 10.5.2

Use of the communication layers for this profile ............................ 408 10.5.3

10.5.3.1

Information related to the use of the standard specifying the

lower layers .............................................................................. 408

10.5.3.2 Structure of the communication profiles .................................... 408

10.5.3.3 Lower protocol layers and their use ........................................... 409

10.5.3.3.1 Physical layer .......................................................... 409

10.5.3.3.2 Link layer ................................................................. 409

10.5.3.3.3 Transport layer ........................................................ 409

10.5.3.4 Service mapping and adaptation layers ..................................... 409

10.5.3.4.1 Overview ................................................................. 409

10.5.3.4.2 MBUS-DATA service primitives ................................ 410

10.5.3.4.2.1 MBUS-DATA.request ........................... 410

10.5.3.4.2.2 MBUS-DATA.indication ........................ 411

10.5.3.4.2.3 MBUS-DATA.confirm ........................... 412

10.5.3.4.3 MBUS-DATA protocol specification .......................... 412

10.5.3.4.3.1 Sending COSEM APDUs...................... 412

10.5.3.4.3.2 Receiving COSEM APDUs ................... 414

10.5.3.5 Registration and connection management ................................. 414

Identification and addressing scheme ........................................... 414 10.5.4

10.5.4.1

Overview ................................................................................... 414

10.5.4.2 Link Layer Address for wired M-Bus .......................................... 415

10.5.4.3 Link Layer Address for wireless M-Bus ...................................... 416

10.5.4.4 Link Layer Address for M-Bus broadcast ................................... 416

10.5.4.5 Transport layer address ............................................................ 417

10.5.4.6 Application addressing extension – M-Bus wrapper ................... 419

Specific considerations and constraints for using certain 10.5.5

services within profile ................................................................... 420

10.5.5.1 Overview ................................................................................... 420

10.5.5.2 Application association establishment and release: ACSE

services .................................................................................... 420

10.5.5.3 xDLMS services ........................................................................ 421

10.5.5.3.1 Request – response type services ........................... 421

10.5.5.3.2 Unsolicited services ................................................. 421

10.5.5.3.3 Broadcast messages................................................ 421

10.5.5.4 Security mechanisms ................................................................ 421

10.5.5.5 Transporting long application messages ................................... 422

10.5.5.6 Media access, bandwidth and timing considerations ................. 422

Communication configuration and management ............................ 422 10.5.6

M-Bus frame structures, addressing schemes and examples ........ 422 10.5.7

10.5.7.1

General ..................................................................................... 422

10.5.7.2 None, short or long M-Bus data header ..................................... 423

10.5.7.2.1 Wired M-Bus ............................................................ 423

10.5.7.3 Wireless M-Bus ......................................................................... 425

10.5.7.3.1 Extended Link Layer ................................................ 425

DLMS User Association, DLMS/COSEM Architecture and Protocols, Edition 8.2

DLMS User Association 2017-01-19

DLMS UA 1000-2 Ed. 8.2 17/518

10.5.7.3.2 Transport layer ........................................................ 427

10.5.7.4 Encoding example: Data-Notification carrying daily billing

data .......................................................................................... 427

10.5.7.4.1 Overview ................................................................. 427

10.5.7.4.2 Example: Daily billing data ....................................... 428

Message sequence charts ............................................................ 429 10.5.8

10.6

SMS short wrapper ........................................................................................ 432

10.7 Gateway protocol ........................................................................................... 433

General ........................................................................................ 433 10.7.1

The gateway protocol ................................................................... 434 10.7.2

HES in the WAN/NN acting as Initiator (Pull operation) ................. 435 10.7.3

End devices in the LAN acting as Initiators (Push operation) ........ 436 10.7.4

10.7.4.1

General ..................................................................................... 436

10.7.4.2 End device with WAN/NN knowledge ........................................ 436

10.7.4.3 End devices without WAN/NN knowledge .................................. 436

Security ........................................................................................ 436 10.7.5

AARQ and AARE encoding examples .......................................................................... 437

11.1 General .......................................................................................................... 437

11.2 Encoding of the xDLMS InitiateRequest / InitiateResponse APDU .................. 437

11.3 Specification of the AARQ and AARE APDU .................................................. 440

11.4 Data for the examples .................................................................................... 441

11.5 Encoding of the AARQ APDU ......................................................................... 442

11.6 Encoding of the AARE APDU ......................................................................... 445

12 Encoding examples: AARQ and AARE APDUs using a ciphered application

context ........................................................................................................................ 451

12.1 A-XDR encoding of the xDLMS InitiateRequest APDU, carrying a

dedicated key ................................................................................................ 451

12.2 Authenticated encryption of the xDLMS InitiateRequest APDU ....................... 451

12.3 The AARQ APDU ........................................................................................... 452

12.4 A-XDR encoding of the xDLMS InitiateResponse APDU ................................. 454

12.5 Authenticated encryption of the xDLMS InitiateResponse APDU .................... 455

12.6 The AARE APDU ........................................................................................... 456

12.7 The RLRQ APDU (carrying a ciphered xDLMS InitiateRequest APDU) ........... 457

12.8 The RLRE APDU (carrying a ciphered xDLMS InitiateResponse APDU) ......... 458

13 S-FSK PLC encoding examples ................................................................................... 459

13.1 CI-PDUs, ACSE APDUs and xDLMS APDUs carried by MAC frames

using the IEC 61334-4-32 LLC sublayer ......................................................... 459

13.2 CI-PDUs, ACSE APDUs and xDLMS APDUs carried by MAC frames

using the HDLC based LLC sublayer .............................................................. 464

13.3 Clear Alarm examples .................................................................................... 469

14 Data transfer service examples ................................................................................... 470

14.1 GET / Read, SET / Write examples ................................................................ 470

14.2 ACCESS service example .............................................................................. 483

14.3 Compact array encoding example .................................................................. 485

General ........................................................................................ 485 14.3.1

The specification of compact-array ............................................... 485 14.3.2

DLMS User Association, DLMS/COSEM Architecture and Protocols, Edition 8.2

DLMS User Association 2017-01-19

DLMS UA 1000-2 Ed. 8.2 18/518

Example 1: Compact array encoding an array of five long-14.3.3

unsigned values ............................................................................ 486

Example 2: Compact-array encoding of five octet-string values .... 487 14.3.4

Example 3: Encoding of the buffer of a Profile generic object ....... 487 14.3.5

Annex A (normative) NSA Suite B elliptic curves and domain parameters ........................... 490

Annex B (informative) Example of an End entity signature certificate using P-256

signed with P-256 ........................................................................................................ 492

Annex C (normative) Use of key agreement schemes in DLMS/COSEM .............................. 494

C.1 Ephemeral Unified Model C(2e, 0s, ECC CDH) scheme ................................. 494

C.2 One-Pass Diffie-Hellman C(1e, 1s, ECC CDH) scheme .................................. 497

C.3 Static Unified Model C(0e, 2s, ECC CDH) scheme ......................................... 501

Annex D (informative) Exchanging protected xDLMS APDUs between TP and server ......... 504

D.1 General .......................................................................................................... 504

D.2 Example 1: Protection is the same in the two directions ................................. 504

D.3 Example 2: Protection is different in the two directions .................................. 505

Bibliography ........................................................................................................................ 507

Index .................................................................................................................................. 511

Figure 1 – The three steps approach of COSEM: Modelling – Messaging –

Transporting ......................................................................................................................... 31

Figure 2 – Client–server model and communication protocols ............................................... 55

Figure 3 – Naming and addressing in DLMS/COSEM ............................................................ 56

Figure 4 – A complete communication session in the CO environment .................................. 58

Figure 5 – DLMS/COSEM messaging patterns ...................................................................... 60

Figure 6 – DLMS/COSEM generic communication profile ...................................................... 62

Figure 7 – Model of a DLMS/COSEM metering system.......................................................... 63

Figure 8 – DLMS/COSEM server model ................................................................................ 64

Figure 9 – Model of a DLMS/COSEM client using multiple protocol stacks ............................ 65

Figure 10 – Typical PSTN configuration ................................................................................ 68

Figure 11 – The location of the physical layer ....................................................................... 69

Figure 12 – Protocol layer services of the COSEM 3-layer connection-oriented profile .......... 70

Figure 13 – MSC for physical connection establishment ........................................................ 75

Figure 14 – MSC for IDENTIFY.request / .response message exchange ............................... 77

Figure 15 – Handling the Identification service at the server side .......................................... 77

Figure 16 – Partial state machine for the client side physical layer ........................................ 78

Figure 17 – MSC for physical connection request ................................................................. 80

Figure 18 – Physical connection establishment at the CALLING station ................................ 81

Figure 19 – MSC for physical connection establishment ........................................................ 82

Figure 20 – Data exchange between the calling and called stations ...................................... 82

Figure 21 – MSC for a physical disconnection ....................................................................... 84

Figure 22 – Entering protocol mode E (HDLC) ...................................................................... 85

Figure 23 – Flow chart and switchover to METERING HDLC in protocol mode E ................... 86

Figure 24 – Physical layer primitives ..................................................................................... 87

DLMS User Association, DLMS/COSEM Architecture and Protocols, Edition 8.2

DLMS User Association 2017-01-19

DLMS UA 1000-2 Ed. 8.2 19/518

Figure 25 – Physical layer primitives, simplified example with one mode change only ........... 87

Figure 26 – DLMS/COSEM as a standard Internet application protocol ................................. 89

Figure 27 – Transport layers of the DLMS/COSEM_on_IP profile .......................................... 90

Figure 28 – Services of the DLMS/COSEM connection-less, UDP-based transport layer ....... 91

Figure 29 – The wrapper protocol data unit (WPDU) ............................................................. 94

Figure 30 – The DLMS/COSEM connection-less, UDP-based transport layer PDU

(UDP-PDU) ........................................................................................................................... 95

Figure 31 – Services of the DLMS/COSEM connection-oriented, TCP-based transport

layer ..................................................................................................................................... 97

Figure 32 – The TCP packet format .................................................................................... 105

Figure 33 – TCP connection establishment ......................................................................... 106

Figure 34 – TCP disconnection ........................................................................................... 107

Figure 35 – Data transfer using the COSEM TCP-based transport layer.............................. 108

Figure 36 – High-level state transition diagram for the wrapper sublayer ............................. 109

Figure 37 – TCP connection state diagram ......................................................................... 110

Figure 38 – MSC and state transitions for establishing a transport layer and TCP

connection .......................................................................................................................... 110

Figure 39 – MSC and state transitions for closing a transport layer and TCP connection .... 111

Figure 40 – Polling the TCP sublayer for TCP abort indication ............................................ 112

Figure 41 – Sending an APDU in three TCP packets ........................................................... 113

Figure 42 – Receiving the message in several packets ....................................................... 114

Figure 43 – Data link layer services for data link connection ............................................... 118

Figure 44 – Data link layer services for data link disconnection ........................................... 122

Figure 45 – Data link layer data transfer services ............................................................... 126

Figure 46 – Physical layer services used by the MAC sublayer ........................................... 129

Figure 47 – The ISO/IEC 8802-2 LLC PDU format .............................................................. 129

Figure 48 – LLC format as used in DLMS/COSEM .............................................................. 129

Figure 49 – MAC sublayer frame format (HDLC frame format type 3) .................................. 131

Figure 50 – Multiple frames ................................................................................................ 131

Figure 51 – The frame format field ...................................................................................... 132

Figure 52 – Valid server address structures ........................................................................ 133

Figure 53 – Address example ............................................................................................. 134

Figure 54 – MSC for long MSDU transfer in a transparent manner ...................................... 145

Figure 55 – Example configuration to illustrate broadcasting ............................................... 146

Figure 56 – Sending out a pending UI frame with a .response data ..................................... 147

Figure 57 – Sending out a pending UI frame with a response to a RR frame ....................... 148

Figure 58 – Sending out a pending UI frame on receipt of an empty UI frame ..................... 149

Figure 59 – State transition diagram for the server MAC sublayer ....................................... 152

Figure 60 – Layer management services ............................................................................. 156

Figure 61 – The structure of the DLMS/COSEM application layers ...................................... 160

Figure 62 – The concept of composable xDLMS messages ................................................. 166

Figure 63 – Summary of DLMS/COSEM AL services ........................................................... 169

DLMS User Association, DLMS/COSEM Architecture and Protocols, Edition 8.2

DLMS User Association 2017-01-19

DLMS UA 1000-2 Ed. 8.2 20/518

Figure 64 – Authentication mechanisms .............................................................................. 171

Figure 65 – Client – server message security concept ........................................................ 174

Figure 66 – End-to-end message security concept .............................................................. 175

Figure 67 – Hash function ................................................................................................... 177

Figure 68 – Encryption and decryption ................................................................................ 178

Figure 69 – Message Authentication Codes (MACs)............................................................ 179

Figure 70 – GCM functions ................................................................................................. 180

Figure 71 – Digital signatures ............................................................................................. 186

Figure 72 – C(2e, 0s) scheme: each party contributes only an ephemeral key pair .............. 188

Figure 73 – C(1e, 1s) schemes: party U contributes an ephemeral key pair, and party V

contributes a static key pair ................................................................................................ 189

Figure 74 – C(0e, 2s) scheme: each party contributes only a static key pair........................ 191

Figure 75 – Architecture of a Public Key Infrastructure (example) ....................................... 201

Figure 76 – MSC for provisioning the server with CA certificates ........................................ 211

Figure 77 – MSC for security personalisation of the server ................................................. 212

Figure 78 – Provisioning the server with the certificate of the client .................................... 213

Figure 79 – Provisioning the client / third party with a certificate of the server .................... 214

Figure 80 – Remove certificate from the server ................................................................... 214

Figure 81 – Cryptographic protection of information using AES-GCM .................................. 218

Figure 82 – Structure of service-specific global / dedicated ciphering xDLMS APDUs ......... 220

Figure 83 – Structure of general-glo-ciphering and general-ded-ciphering xDLMS

APDUs ................................................................................................................................ 221

Figure 84 – Structure of general-ciphering xDLMS APDUs .................................................. 222

Figure 85 – Structure of general-signing APDUs ................................................................. 227

Figure 86 – Service primitives ............................................................................................. 232

Figure 87 – Time sequence diagrams ................................................................................. 233

Figure 88 – Additional service parameters to control cryptographic protection and GBT ...... 243

Figure 89 – Partial state machine for the client side control function ................................... 277

Figure 90 – Partial state machine for the server side control function .................................. 278

Figure 91 – MSC for successful AA establishment preceded by a successful lower

layer connection establishment ........................................................................................... 286

Figure 92 – Graceful AA release using the A-RELEASE service .......................................... 290

Figure 93 – Graceful AA release by disconnecting the supporting layer .............................. 291

Figure 94 – Aborting an AA following a PH-ABORT.indication ............................................. 292

Figure 95 – MSC of the GET service ................................................................................... 295

Figure 96 – MSC of the GET service with block transfer ..................................................... 296

Figure 97 – MSC of the GET service with block transfer, long GET aborted ........................ 298

Figure 98 – MSC of the SET service ................................................................................... 299

Figure 99 – MSC of the SET service with block transfer ...................................................... 299

Figure 100 – MSC of the ACTION service ........................................................................... 301

Figure 101 – MSC of the ACTION service with block transfer .............................................. 302

Figure 102 – Access Service with long response ................................................................ 303

剩余517页未读，继续阅读

taxiangren80

粉丝: 1
资源: 15

DLMS开发文档：协议详解与参考代码

GURUX DLMS 协议代码库解析

Linux系统下DLMS通信接口模块实现

DLMS/COSEM应用层技术报告

IEC62056培训教材DLMS系统集成开发培训.pptx

DLMS_Blue.zip_COSEM_DLMS_DLMS blue_cosem dlms_interface

dlms-cim-master_DLMS_

cosemclient-master_DLMS_DLMS/COSEM_

dlms.rar_62056-47_62056-62_asn.1_dlms hdlc_dlms asn

DLMS电能表通讯协议

DLMS规约JAVA语言实现

最新资源