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eLibrary > BS EN IEC 61158-6-2:2023 Industrial communication networks. Fieldbus specifications - Application layer protocol specification. Type 2 elements >

BS EN IEC 61158-6-2:2023 Industrial communication networks. Fieldbus specifications - Application layer protocol specification. Type 2 elements, 2024

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Annex ZA (normative)Normative references to international publicationswith their corresponding European publications [Go to Page]
CONTENTS
FOREWORD
INTRODUCTION
1 Scope [Go to Page]
1.1 General
1.2 Specifications
1.3 Conformance
2 Normative references
3 Terms, definitions, symbols, abbreviated terms and conventions [Go to Page]
3.1 Terms and definitions from other ISO/IEC standards [Go to Page]
3.1.1 Terms and definitions from ISO/IEC 74981
3.1.2 Terms and definitions from ISO/IEC 9545
3.1.3 Terms and definitions from ISO/IEC 88241
3.1.4 Terms and definitions from ISO/IEC 88251
3.2 Terms and definitions from IEC 6115852
3.3 Additional terms and definitions
3.4 Abbreviated terms and symbols
3.5 Conventions [Go to Page]
3.5.1 General concept
3.5.2 Attribute specification
3.5.3 Common services
Figures [Go to Page]
Figure 1 – Attribute table format and terms
Figure 2 – Service request/response parameter
Tables [Go to Page]
Table 1 – Get_Attributes_All response service rules
Table 2 – Example class level object/service specificresponse data of Get_Attributes_All
Table 3 – Set_Attributes_All request service rules
Table 4 – Example request data of Set_Attributes_All [Go to Page]
3.5.4 State machine conventions
Figure 3 – Example of an STD
Table 5 – State event matrix format
Table 6 – Example state event matrix
4 Abstract syntax [Go to Page]
4.1 FAL PDU abstract syntax [Go to Page]
4.1.1 General
4.1.2 PDU structure
4.1.3 UCMM_PDUs
Table 7 – UCMM_PDU header format
Table 8 – UCMM command codes [Go to Page]
4.1.4 Transport_Headers
Table 9 – Transport class 0 header
Table 10 – Transport class 1 header
Table 11 – Transport class 2 header
Table 12 – Transport class 3 header
Table 13 – Real-time data header – exclusive owner
Table 14 – Real-time data header– redundant owner [Go to Page]
4.1.5 CM_PDUs
Table 15 – Forward_Open request format
Table 16 – Forward_Open_Good response format
Table 17 – Forward_Open_Bad response format
Table 18 – Large_Forward_Open request format
Table 19 – Large_Forward_Open_Good response format
Table 20 – Large_Forward_Open_Bad response format
Table 21 – Forward_Close request format
Table 22 – Forward_Close_Good response format
Table 23 – Forward_Close_Bad response format
Table 24 – Unconnected_Send request format
Table 25 – Unconnected_Send_Good response format
Table 26 – Unconnected_Send_Bad response format
Table 27 – Get_Connection_Data request format
Table 28 – Get_Connection_Data response format
Table 29 – Search_Connection_Data request format
Table 30 – Get_Connection_Owner request format [Go to Page]
4.1.6 CM PDU components
Figure 4 – Network connection parameters
Table 31 – Get_Connection_Owner response format
Figure 5 – Priority/Tick_time bit definition
Table 32 – Time-out multiplier
Table 33 – Tick time units
Table 34 – Encoded application path ordering [Go to Page]
4.1.7 MR headers
Table 35 – Transport class, trigger and Is_Server format
Table 36 – MR_Request_Header format [Go to Page]
4.1.8 OM_Service_PDU
Table 37 – MR_Response_Header format
Table 38 – Structure of Get_Attributes_All_ResponsePDU body
Table 39 – Structure of Set_Attributes_All_RequestPDU body
Table 40 – Structure of Get_Attribute_List_RequestPDU body
Table 41 – Structure of Get_Attribute_List_ResponsePDU body
Table 42 – Structure of Set_Attribute_List_RequestPDU body
Table 43 – Structure of Set_Attribute_List_ResponsePDU body
Table 44 – Structure of Reset_RequestPDU body
Table 45 – Structure of Reset_ResponsePDU body
Table 46 – Structure of Start_RequestPDU body
Table 47 – Structure of Start_ResponsePDU body
Table 48 – Structure of Stop_RequestPDU body
Table 49 – Structure of Stop_ResponsePDU body
Table 50 – Structure of Create_RequestPDU body
Table 51 – Structure of Create_ResponsePDU body
Table 52 – Structure of Delete_RequestPDU body
Table 53 – Structure of Delete_ResponsePDU body
Table 54 – Structure of Get_Attribute_Single_ResponsePDU body
Table 55 – Structure of Set_Attribute_Single_RequestPDU body
Table 56 – Structure of Set_Attribute_Single_ResponsePDU body
Table 57 – Structure of Find_Next_Object_Instance_RequestPDU body
Table 58 – Structure of Find_Next_Object_Instance_ResponsePDU body
Table 59 – Structure of Apply_Attributes_RequestPDU body
Table 60 – Structure of Apply_Attributes_ResponsePDU body
Table 61 – Structure of Save_RequestPDU body
Table 62 – Structure of Save_ResponsePDU body
Table 63 – Structure of Restore_RequestPDU body
Table 64 – Structure of Restore_ResponsePDU body
Table 65 – Structure of Get_Member_ResponsePDU body
Table 66 – Structure of Set_Member_RequestPDU body
Table 67 – Structure of Set_Member_ResponsePDU body
Table 68 – Structure of Insert_Member_RequestPDU body
Table 69 – Structure of Insert_Member_ResponsePDU body
Table 70 – Structure of Remove_Member_ResponsePDU body
Figure 6 – Member ID/EX description (WORD)
Table 71 – Common structure of _Member_RequestPDU body (basic format)
Table 72 – Common structure of _Member_ResponsePDU body (basic format)
Table 73 – Common structure of _Member_RequestPDU body (extended format)
Table 74 – Common structure of _Member_ResponsePDU body (extended format)
Table 75 – Extended Protocol ID
Table 76 – Structure of _Member_RequestPDU body (Multiple Sequential Members)
Table 77 – Structure of _Member_ResponsePDU body (Multiple Sequential Members)
Table 78 – Structure of _Member_RequestPDU body (International String Selection)
Table 79 – Structure of _Member_ResponsePDU body (International String Selection)
Table 80 – Structure of Group_Sync_RequestPDU body
Table 81 – Structure of Group_Sync_ResponsePDU body
Table 82 – Structure of Multiple_Service_Packet_RequestPDU body
Table 83 – Structure of Multiple_Service_Packet_ResponsePDU body
Table 84 – Structure of Get_Connection_Point_Member_List_ResponsePDU body
Table 85 – Identity object class attributes
Table 86 – Identity object instance attributes
Table 87 – Identity object Vendor ID ranges
Table 88 – Identity object bit definitions for status instance attribute
Table 89 – Default values for extended device status field (bits 4 to 7)of status instance attribute
Table 90 – Identity object bit definitions for protection mode instance attribute
Table 91 – Identity object bit definitions for features supported attribute
Table 92 – Class level object/service specific response data of Get_Attributes_All
Table 93 – Instance level object/service specific response data of Get_Attributes_All
Table 94 – Object-specific request parameter for Reset
Table 95 – Reset service parameter values
Table 96 – Communication link attributes that shall be preserved
Table 97 – Structure of Flash_LEDs_RequestPDU body
Table 98 – Message Router object class attributes
Table 99 – Message Router object instance attributes
Table 100 – Class level object/service specific response data of Get_Attributes_All
Table 101 – Instance level object/service specific response data of Get_Attributes_All
Table 102 – Structure of Symbolic_Translation_RequestPDU body
Table 103 – Structure of Symbolic_Translation_ResponsePDU body
Table 104 – Object specific status for Symbolic_Translation service
Table 105 – Structure of Send_Receive_Fragment_RequestPDU body – Phase 1
Table 106 – Structure of Send_Receive_Fragment_RequestPDU body – Phase 2
Table 107 – Structure of Send_Receive_Fragment_ResponsePDU body – Phase 2
Table 108 – Request/Response Fragmentation Flags
Table 109 – Fragmentation Flags Usage
Table 110 – Object specific status for Send_Receive_Fragment service
Table 111 – Assembly object class attributes
Table 112 – Assembly object instance attributes
Table 113 – Assembly Instance ID ranges
Table 114 – Standard Network Diagnostic assembly content and ordering
Table 115 – Object-specific request parameter for Create
Table 116 – Object-specific response parameter for Create
Table 117 – Acknowledge Handler object class attributes
Table 118 – Acknowledge Handler object instance attributes
Table 119 – Structure of Add_AckData_Path_RequestPDU body
Table 120 – Structure of Remove_AckData_Path_RequestPDU body
Table 121 – Time Sync object class attributes
Table 122 – Time Sync object instance attributes
Table 123 – ClockIdentity encoding for different network implementations
Table 124 – ClockClass values
Table 125 – TimeAccuracy values
Table 126 – TimePropertyFlags bit values
Table 127 – TimeSource values
Table 128 – Types of Clock
Table 129 – Network protocol to PortPhysicalAddressInfo mapping
Table 130 – Time Sync connection point 1, Standard Network Diagnostics
Table 131 – Class level object/service specific response data of Get_Attributes_All
Table 132 – Parameter object class attributes
Table 133 – Parameter Class Descriptor bit values
Table 134 – Parameter object instance attributes
Table 135 – Semantics of Descriptor Instance attribute
Table 136 – Descriptor Scaling bits usage
Table 137 – Minimum and Maximum Value semantics
Table 138 – Scaling Formula attributes
Table 139 – Scaling links
Table 140 – Class level object/service specific response data of Get_Attributes_All
Table 141 – Instance level object/service specific response dataof Get_Attributes_All (Parameter object stub)
Table 142 – Instance level object/service specific response dataof Get_Attributes_All (full Parameter object)
Table 143 – Structure of Get_Enum_String_RequestPDU body
Table 144 – Structure of Get_Enum_String_ResponsePDU body
Table 145 – Enumerated strings Type versus Parameter data type
Table 146 – Connection Manager object class attributes
Table 147 – Connection Manager object instance attributes
Table 148 – Connection Manager connection point 1, Standard Network Diagnostics
Table 149 – Class level object/service specific response data of Get_Attributes_All
Table 150 – Instance level object/service specific response data of Get_Attributes_All
Table 151 – Instance level object/service specific request data of Set_Attributes_All
Table 152 – Connection object class attributes
Table 153 – Connection object instance attributes
Table 154 – Values assigned to the state attribute
Figure 7 – Transport Class Trigger attribute
Table 155 – Values assigned to the instance_type attribute
Table 156 – Possible values within Direction Bit
Table 157 – Possible values within Production Trigger Bits
Table 158 – Possible values within Transport Class Bits
Table 159 – TransportClass_Trigger attribute values summary
Table 160 – Transport Class 0 client behavior summary
Table 161 – Transport Class 1, 2 and 3 client behavior summary
Table 162 – Values defined for the DN_produced_connection_id attribute
Figure 8 – DN_initial_comm_characteristics attribute format
Table 163 – Values defined for the DN_consumed_connection_id attribute
Table 164 – Values for the Initial Production Characteristics nibble
Table 165 – Values for the Initial Consumption Characteristics nibble
Table 166 – Values for the watchdog_timeout_action
Table 167 – Object-specific response parameters for Apply_Attributes
Table 168 – Object-specific response parameter for Set_Attribute_Single
Table 169 – Structure of Connection_Bind_RequestPDU body
Table 170 – Object specific status for Connection_Bind service [Go to Page]
4.1.9 Message and connection paths
Table 171 – Structure of Producing_Application_Lookup_RequestPDU body
Table 172 – Structure of Producing_Application_Lookup_ResponsePDU body
Table 173 – Producing_Application_Lookup Service status codes
Figure 9 – Segment type
Figure 10 – Port segment
Table 174 – Possible port segment examples
Figure 11 – Logical segment encoding
Table 175 – TCP/IP link address examples
Table 176 – Extended Logical Type
Table 177 – Electronic key segment format
Table 178 – Key Format Table (key type 4)
Table 179 – Serial Number Key Format Table (key type 5)
Table 180 – Logical segments examples
Table 181 – Network segments
Figure 12 – Extended network segment
Table 182 – Extended network segment subtype definitions
Figure 13 – Symbolic segment encoding
Table 183 – Symbolic segment examples
Table 184 – Data segment
Table 185 – ANSI_Extended_Symbol segment [Go to Page]
4.1.10 Class, attribute and service codes
Table 186 – Addressing categories
Table 187 – Class code ID ranges
Table 188 – Class Attribute ID ranges
Table 189 – Instance Attribute ID ranges
Table 190 – Connection Point ranges
Table 191 – Service code ranges
Table 192 – Class codes
Table 193 – Reserved class attributes for all object class definitions
Table 194 – Common services list
Table 195 – Identity object specific services list
Table 196 – Message Router object specific services list
Table 197 – Acknowledge Handler object specific services list
Table 198 – Parameter object specific services list
Table 199 – Services specific to Connection Manager
Table 200 – Services specific to Connection object
Table 201 – Device type numbering [Go to Page]
4.1.11 Error codes
Table 202 – Implementation profile numbering
Table 203 – Connection Manager service request error codes
Table 204 – General status codes
Table 205 – Extended status code for a general status of "Key Failure in path
Table 206 – Identity object status codes
4.2 Data abstract syntax specification [Go to Page]
4.2.1 Transport format specification
4.2.2 Abstract syntax notation
4.2.3 Control network data specification
4.2.4 Data type specification / dictionaries
4.3 Encapsulation abstract syntax [Go to Page]
4.3.1 Encapsulation protocol
Table 207 – TCP port numbers [Go to Page]
4.3.2 Encapsulation messages
Figure 14 – Encapsulation message
Table 208 – UDP port numbers
Table 209 – Encapsulation header
Table 210 – Encapsulation command codes
Table 211 – Encapsulation status codes [Go to Page]
4.3.3 Command descriptions
Table 212 – Nop request encapsulation header
Table 213 – RegisterSession request encapsulation header
Table 214 – RegisterSession request data portion
Table 215 – RegisterSession reply encapsulation header
Table 216 – RegisterSession reply data portion (successful)
Table 217 – UnRegisterSession request encapsulation header
Table 218 – ListServices request encapsulation header
Table 219 – ListServices reply encapsulation header
Table 220 – ListServices reply data portion (successful)
Table 221 – Communications capability flags
Table 222 – ListIdentity request encapsulation header
Table 223 – ListIdentity reply encapsulation header
Table 224 – ListIdentity reply data portion (successful)
Table 225 – Type 2 identity item
Table 226 – Type 2 Ethernet Capability item
Table 227 – ListInterfaces request encapsulation header
Table 228 – ListInterfaces reply encapsulation header
Table 229 – SendRRData request encapsulation header
Table 230 – SendRRData request data portion
Table 231 – SendRRData reply encapsulation header
Table 232 – SendUnitData request encapsulation header [Go to Page]
4.3.4 Common packet format
Table 233 – SendUnitData request data portion
Table 234 – Common packet format
Table 235 – CPF item format
Table 236 – Item Type ID numbers
Table 237 – Null address item
Table 238 – Connected address item
Table 239 – Sequenced address item
Table 240 – Unconnected data item
Table 241 – Connected data item
Table 242 – Sockaddr info items
5 Transfer syntax [Go to Page]
5.1 Compact encoding [Go to Page]
5.1.1 Encoding rules
Table 243 – Usage of CPF items [Go to Page]
5.1.2 Encoding constraints
5.1.3 Examples
Table 244 – BOOLEAN encoding
Table 245 – Example compact encoding of a BOOL value
Table 246 – Encoding of SignedInteger values
Table 247 – Example compact encoding of a SignedInteger value
Table 248 – UnsignedInteger values
Table 249 – Example compact encoding of an UnsignedInteger
Table 250 – FixedLengthReal values
Table 251 – Example compact encoding of a REAL value
Table 252 – Example compact encoding of a LREAL value
Table 253 – FixedLengthReal values
Table 254 – STRING value
Table 255 – STRING2 value
Table 256 – STRINGN value
Table 257 – SHORT_STRING value
Table 258 – Example compact encoding of a STRING value
Figure 15 – FixedLengthBitString compact encoding bit placement rules
Figure 16 – Example compact encoding of a SWORD FixedLengthBitString
Figure 17 – Example compact encoding of a WORD FixedLengthBitString
Table 259 – Example compact encoding of STRING2 value
Table 260 – SHORT_STRING type
Figure 18 – Example compact encoding of a DWORD FixedLengthBitString
Figure 19 – Example compact encoding of a LWORD FixedLengthBitString
Table 261 – Example compact encoding of a single dimensional ARRAY
Table 262 – Example compact encoding of a multi�dimensional ARRAY
Table 263 – Example compact encoding of a STRUCTURE
5.2 Data type reporting [Go to Page]
5.2.1 Object data representation
5.2.2 Elementary data type reporting
5.2.3 Constructed data type reporting
Table 264 – Identification codes and descriptions of elementary data types
Table 265 – Identification codes and descriptions of constructed data types
Table 266 – Formal structure encoding definition
Figure 20 – Example 1 of formal encoding of a structure type specification
Figure 21 – Example 2 of formal encoding of a structure type specification
Table 267 – Formal structure with handles encoding definition
Figure 22 – Example 3 of formal encoding of a handle structure type specification
Figure 23 – Example 4 of formal encoding of a handle structure type specification
Table 268 – Abbreviated structure encoding definition
Figure 24 – Example 5 of abbreviated encoding of a structure type specification
Figure 25 – Example 1 of formal encoding of an array type specification
Table 269 – Formal array encoding definition
Figure 26 – Example 2 of formal encoding of an array type specification
Table 270 – Abbreviated array encoding definition
6 Structure of FAL protocol state machines [Go to Page]
Figure 27 – Example 1 of abbreviated encoding of an array type specification
Figure 28 – Example 2 of abbreviated encoding of an array type specification
7 AP-Context state machine [Go to Page]
7.1 Overview
7.2 Connection object state machine [Go to Page]
7.2.1 I/O Connection instance behavior
Figure 29 – I/O Connection object state transition diagram
Table 271 – I/O Connection state event matrix [Go to Page]
7.2.2 Bridged Connection instance behavior
Figure 30 – Bridged Connection object state transition diagram
Table 272 – Bridged Connection state event matrix [Go to Page]
7.2.3 Explicit Messaging Connection instance behavior
Figure 31 – Explicit Messaging Connection object state transition diagram
Table 273 – Explicit Messaging Connection state event matrix
8 FAL service protocol machine (FSPM) [Go to Page]
8.1 General
8.2 Primitive definitions
Table 274 – Primitives issued by FAL user to FSPM
Table 275 – Primitives issued by FAL user to FSPM
Table 276 – Primitives issued by FSPM to FAL user
8.3 Parameters of primitives
8.4 FSPM state machines
9 Application relationship protocol machines (ARPMs) [Go to Page]
9.1 General
Table 277 – Parameters used with primitives exchanged between FAL user and FSPM
9.2 Connection-less ARPM (UCMM) [Go to Page]
9.2.1 General
9.2.2 Primitive definitions
9.2.3 Parameters of primitives
Table 278 – Primitives issued by FSPM to ARPM
Table 279 – Primitives issued by ARPM to FSPM [Go to Page]
9.2.4 UCMM state machines
Table 280 – Parameters used with primitives exchanged between FSPM and ARPM
Table 281 – UCMM client states
Figure 32 – State transition diagram of UCMM client9
Table 282 – State event matrix of UCMM client
Table 283 – High-end UCMM server states
Figure 33 – State transition diagram of high–end UCMM server
Table 284 – State event matrix of high-end UCMM server
Table 285 – Low-end UCMM server states [Go to Page]
9.2.5 Examples of UCMM sequences
Figure 34 – State transition diagram of low–end UCMM server
Table 286 – State event matrix of low–end UCMM server
Figure 35 – Sequence diagram for a UCMM with one outstanding message [Go to Page]
9.2.6 Management UCMM
Figure 36 – Sequence diagram for a UCMM with multiple outstanding messages
9.3 Connection-oriented ARPMs (transports) [Go to Page]
9.3.1 Transport PDU buffer
Figure 37 – TPDU buffer
Table 287 – Notification [Go to Page]
9.3.2 Transport classes
9.3.3 Common primitive definitions
Table 288 – Transport classes
Table 289 – Primitives issued by FSPM to ARPM [Go to Page]
9.3.4 Parameters of common primitives
9.3.5 Transport state machines – class 0
Table 290 – Primitives issued by ARPM to FSPM
Table 291 – Parameters used with primitives exchanged between FSPM and ARPM
Figure 38 – Data flow diagram using a client transport class 0 and server transport class 0
Figure 39 – Sequence diagram of data transfer using transport class 0
Figure 40 – Class 0 client STD
Table 292 – Class 0 transport client states
Table 293 – Class 0 client SEM
Figure 41 – Class 0 server STD
Table 294 – Class 0 transport server states
Table 295 – Class 0 server SEM [Go to Page]
9.3.6 Transport state machines – class 1
Figure 42 – Data flow diagram using client transport class 1and server transport class 1
Figure 43 – Sequence diagram of data transferusing client transport class 1 and server transport class 1
Table 296 – Class 1 transport client states
Figure 44 – Class 1 client STD
Table 297 – Class 1 client SEM
Figure 45 – Class 1 server STD
Table 298 – Class 1 transport server states [Go to Page]
9.3.7 Transport state machines – class 2
Table 299 – Class 1 server SEM
Figure 46 – Data flow diagram using client transport class 2and server transport class 2
Figure 47 – Diagram of data transfer using client transport class 2and server transport class 2 without returned data
Figure 48 – Sequence diagram of data transfer using client transport class 2and server transport class 2 with returned data
Figure 49 – Class 2 client STD
Table 300 – Class 2 transport client states
Table 301 – Class 2 client SEM
Figure 50 – Class 2 server STD
Table 302 – Class 2 transport server states
Table 303 – Class 2 server SEM [Go to Page]
9.3.8 Transport state machines – class 3
Figure 51 – Data flow diagram using client transport class 3and server transport class 3
Figure 52 – Sequence diagram of data transfer using client transport class 3 and server transport class 3 without returned data
Figure 53 – Sequence diagram of data transfer using client transportclass 3 and server transport class 3 with returned data
Table 304 – Class 3 transport client states
Figure 54 – Class 3 client STD
Table 305 – Class 3 client SEM
Table 306 – Class 3 transport server states
Figure 55 – Class 3 server STD
Table 307 – Class 3 server SEM
10 DLL mapping protocol machine 1 (DMPM 1) [Go to Page]
10.1 General
10.2 Link producer
Figure 56 – Data flow diagram for a link producer and consumer
10.3 Link consumer
10.4 Primitive definitions [Go to Page]
10.4.1 Primitives exchanged between DMPM and ARPM
10.4.2 Parameters of ARPM/DMPM primitives
10.4.3 Primitives exchanged between data-link layer and DMPM
Table 308 – Primitives issued by ARPM to DMPM
Table 309 – Primitives issued by DMPM to ARPM
Table 310 – Parameters used with primitives exchanged between ARPM and DMPM [Go to Page]
10.4.4 Parameters of DMPM/Data-link Layer primitives
Table 311 – Primitives exchanged between data-link layer and DMPM
Table 312 – Parameters used with primitives exchanged between DMPM and Data-link [Go to Page]
10.4.5 Network connection ID
10.5 DMPM state machine [Go to Page]
10.5.1 DMPM states
Table 313 – Selection of connection ID
Table 314 – Link producer states
Figure 57 – State transition diagram for a link producer
Table 315 – State event matrix of link producer
Table 316 – Link consumer states [Go to Page]
10.5.2 Functions used by DMPM
10.6 Data-link Layer service selection
11 DLL mapping protocol machine 2 (DMPM 2) [Go to Page]
11.1 General
11.2 Mapping of UCMM PDUs [Go to Page]
11.2.1 General
Figure 58 – State transition diagram for a link consumer
Table 317 – State event matrix of link consumer
Table 318 – UCMM request [Go to Page]
11.2.2 Common requirements for Connection Manager PDU's
Table 319 – UCMM reply
Table 320 – Network Connection ID selection [Go to Page]
11.2.3 Forward_Open PDU for class 2 and class 3 connections
11.2.4 Forward_Open for class 0 and class 1 connections
Table 321 – Sockaddr Info usage
Table 322 – Example multicast assignments [Go to Page]
11.2.5 Forward_close
11.3 Mapping of transport class 0 and class 1 PDUs [Go to Page]
11.3.1 Class 0 and class 1 PDUs
11.3.2 No dependency on TCP connections
Table 323 – UDP data format for class 0 and class 1 [Go to Page]
11.3.3 Class 0 and class 1 packet ordering
11.3.4 Screening incoming connected data
11.4 Mapping of transport class 2 and class 3 PDU's
11.5 IGMP Usage [Go to Page]
11.5.1 Background (informative)
Table 324 – Transport class 2 and class 3 connected data [Go to Page]
11.5.2 IGMP Membership Report messages
11.5.3 IGMP Leave Group messages
11.6 Quality of Service (QoS) for Type 2 Ethernet messages [Go to Page]
11.6.1 Overview
11.6.2 DSCP format
11.6.3 IEEE Std 802.1Q-2018 format
11.6.4 Mapping Type 2 traffic to DSCP and IEEE Std 802.1Q-2018
Figure 59 – DS field in the IP header
Figure 60 – IEEE Std 802.1Q-2018 tagged frame [Go to Page]
11.6.5 Usage of DSCP for Type 2 Ethernet
11.6.6 Usage of IEEE Std 802.1Q-2018 for Type 2 Ethernet
Table 325 – Default DSCP and IEEE Std 802.1Q-2018 mapping [Go to Page]
11.6.7 User considerations with IEEE Std 802.1Q-2018
11.7 Encapsulation using TCP [Go to Page]
11.7.1 General
11.7.2 Management of a TCP encapsulation session
11.7.3 TCP connection management
11.8 Encapsulation using UDP
12 DLL mapping protocol machine 3 (DMPM 3)
Bibliography [Go to Page]

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