BS ISO/IEC/IEEE 8802-1AX:2021:2022 Edition
$215.11
Telecommunications and exchange between information technology systems. Requirements for local and metropolitan area networks – Link aggregation
| Published By | Publication Date | Number of Pages |
| BSI | 2022 | 338 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 7 | Title page |
| 9 | Important Notices and Disclaimers Concerning IEEE Standards Documents |
| 12 | Participants |
| 14 | Introduction |
| 15 | Contents |
| 21 | Figures |
| 23 | Tables |
| 24 | 1. Overview 1.1 Scope 1.2 Purpose |
| 25 | 1.3 State diagram conventions |
| 26 | 2. Normative references |
| 27 | 3. Definitions |
| 30 | 4. Acronyms and abbreviations |
| 31 | 5. Conformance 5.1 Requirements terminology 5.2 Protocol implementation conformance statement 5.3 Link Aggregation |
| 32 | 5.3.2 Link Aggregation options 5.4 Distributed Resilient Network Interconnect (DRNI) |
| 33 | 5.4.2 DRNI options |
| 34 | 6. Link Aggregation 6.1 Overview 6.1.1 Goals and objectives |
| 35 | 6.1.2 Positioning of Link Aggregation within the IEEE 802 architecture 6.1.3 Protocol Parser/Multiplexer |
| 37 | 6.2 Link Aggregation operation |
| 39 | 6.2.1 Principles of Link Aggregation |
| 40 | 6.2.2 Service interfaces 6.2.3 Frame Collector |
| 42 | 6.2.4 Frame Distributor |
| 43 | 6.2.5 Marker Generator/Receiver (optional) |
| 44 | 6.2.6 Marker Responder 6.2.7 Aggregator Parser/Multiplexer |
| 48 | 6.2.8 Aggregator |
| 49 | 6.2.9 LACP Parser/Multiplexer 6.2.10 Addressing |
| 50 | 6.3 Link Aggregation Control |
| 51 | 6.3.1 Characteristics of Link Aggregation Control |
| 52 | 6.3.2 System identification 6.3.3 Aggregator identification 6.3.4 Port identification |
| 53 | 6.3.5 Capability identification |
| 54 | 6.3.6 Link Aggregation Group identification |
| 55 | 6.3.7 Selecting a Link Aggregation Group 6.3.8 Agreeing on a Link Aggregation Group |
| 56 | 6.3.9 Attaching a link to an Aggregator 6.3.10 Signaling readiness to transfer user data 6.3.11 Enabling the Frame Collector and Frame Distributor |
| 57 | 6.3.12 MAC_Operational status 6.3.13 Monitoring the membership of a Link Aggregation Group 6.3.14 Detaching a link from an Aggregator |
| 58 | 6.3.15 Configuration and administrative control of Link Aggregation 6.3.16 Link Aggregation Control state information 6.4 Link Aggregation Control Protocol 6.4.1 LACP design elements |
| 59 | 6.4.2 LACPDU structure and encoding |
| 65 | 6.4.3 LACP state machine overview |
| 66 | 6.4.4 Constants |
| 67 | 6.4.5 Variables associated with each Aggregator |
| 69 | 6.4.6 Variables associated with each Aggregation Port |
| 74 | 6.4.7 Variables used for managing the operation of the state machines |
| 75 | 6.4.8 Functions |
| 78 | 6.4.9 Timers 6.4.10 Messages 6.4.11 LACP Receive machine |
| 80 | 6.4.12 Selection Logic |
| 84 | 6.4.13 Mux machine |
| 87 | 6.4.14 LACP Transmit machine |
| 88 | 6.5 Marker protocol 6.5.1 Introduction |
| 89 | 6.5.2 Sequence of operations 6.5.3 Marker and Marker Response PDU structure and encoding |
| 91 | 6.5.4 Protocol definition |
| 93 | 6.6 Conversation-Sensitive Collection and Distribution |
| 95 | 6.6.1 Port Algorithms and Port Conversation IDs 6.6.2 Link numbers and link selection |
| 96 | 6.6.3 Conversation-sensitive LACP |
| 108 | 6.7 Configuration capabilities and restrictions 6.7.1 Use of system and port priorities |
| 109 | 6.7.2 Dynamic allocation of operational Keys 6.7.3 Link Aggregation on shared-medium links |
| 110 | 6.7.4 Selection Logic variants 6.7.5 LACP configuration for dual-homed Systems |
| 112 | 7. Management 7.1 Overview 7.1.1 Systems management overview |
| 113 | 7.1.2 Management model 7.2 Managed objects 7.2.1 Introduction |
| 114 | 7.2.2 Overview of managed objects 7.2.3 Containment |
| 115 | 7.2.4 Naming 7.2.5 Capabilities |
| 120 | 7.3 Management for Link Aggregation 7.3.1 Aggregator managed object class |
| 131 | 7.3.2 Aggregation Port managed object class |
| 139 | 7.3.3 Aggregation Port Statistics managed object class |
| 140 | 7.3.4 Aggregation Port Debug Information managed object class |
| 143 | 7.4 Management for Distributed Resilient Network Interconnect 7.4.1 DRNI Managed Object Class |
| 154 | 8. Distribution algorithms 8.1 Distribution algorithm identification |
| 155 | 8.2 Per-Service Frame Distribution 8.2.1 Distribution based on C-VLAN Identifier (C-VID) |
| 156 | 8.2.2 Distribution based on S-VLAN Identifier (S-VID) 8.2.3 Distribution based on Backbone Service Instance Identifier (I-SID) 8.2.4 Distribution based on Traffic Engineering Service Instance Identifier (TE-SID) 8.2.5 Distribution based on Flow Hash |
| 157 | 9. Distributed Resilient Network Interconnect 9.1 Goals |
| 158 | 9.2 Distributed Relay operation |
| 160 | 9.3 Intra-Relay Connection |
| 161 | 9.4 Using DRNI 9.4.1 DRNI connectivity |
| 163 | 9.4.2 DRNI fault recovery |
| 164 | 9.4.3 DRNI configuration |
| 165 | 9.5 DRNI Gateway |
| 166 | 9.5.1 DRCP Parser/Multiplexer 9.5.2 DRNI Gateway Relay |
| 171 | 9.5.3 DRNI Gateway Control |
| 174 | 9.6 Distributed Relay Control Protocol |
| 175 | 9.6.1 DRCPDU transmission, addressing, and protocol identification |
| 176 | 9.6.2 DRCPDU structure and encoding |
| 184 | 9.6.3 DRCP state machine overview |
| 185 | 9.6.4 Constants 9.6.5 Variables associated with the DRNI Gateway |
| 191 | 9.6.6 Variables used for managing the operation of the state machines |
| 193 | 9.6.7 Functions |
| 200 | 9.6.8 Timers 9.6.9 Messages |
| 201 | 9.6.10 DRCP Receive machine |
| 203 | 9.6.11 Distributed Relay machine |
| 204 | 9.6.12 DRNI Gateway and Aggregator machine |
| 205 | 9.6.13 DRCP Transmit machine |
| 206 | Annex A (normative) Protocol implementation conformance statement (PICS) proforma A.1 Introduction A.1.1 Abbreviations and special symbols |
| 207 | A.1.2 Instructions for completing the PICS proforma A.1.3 Additional information A.1.4 Exceptional information |
| 208 | A.1.5 Conditional items A.1.6 Identification |
| 209 | A.2 PICS proforma for Clause 6 A.2.1 Major capabilities/options |
| 210 | A.2.2 LLDP Port connectivity A.2.3 Protocol Parser/Multiplexer support A.2.4 Frame Collector A.2.5 Frame Distributor |
| 211 | A.2.6 Marker protocol A.2.7 Aggregator Parser/Multiplexer A.2.8 LACP Parser/Multiplexer |
| 212 | A.2.9 System identification A.2.10 Aggregator identification A.2.11 Port identification A.2.12 Capability identification |
| 213 | A.2.13 Link Aggregation Group identification A.2.14 Detaching a link from an Aggregator A.2.15 LACPDU structure A.2.16 Receive machine |
| 214 | A.2.17 Selection Logic A.2.18 Mux machine |
| 215 | A.2.19 Transmit machine A.2.20 Marker protocol |
| 216 | A.2.21 Management |
| 217 | A.2.22 Per-Service Frame Distribution A.2.23 Conversation-sensitive frame collection and distribution |
| 218 | A.2.24 Configuration capabilities and restrictions A.2.25 Link Aggregation on shared-medium links |
| 219 | A.2.26 Distributed Resilient Network Interconnect A.2.27 DRCPDU structure |
| 220 | Annex B (informative) Collection and distribution algorithms B.1 Introduction |
| 221 | B.2 Port selection B.3 Dynamic reallocation of conversations to different Aggregation Ports |
| 222 | B.4 Topology considerations in the choice of distribution algorithm |
| 224 | Annex C (informative) LACP standby link selection and dynamic Key management C.1 Introduction C.2 Goals |
| 225 | C.3 Standby link selection C.4 Dynamic Key management C.5 A dynamic Key management algorithm |
| 227 | C.6 Example 1 C.7 Example 2 |
| 229 | Annex D (normative) SMIv2 MIB definitions for Link Aggregation D.1 Introduction D.2 SNMP Management Framework D.3 Security considerations |
| 230 | D.4 Structure of the MIB module |
| 231 | D.4.1 Relationship to the managed objects defined in Clause 7 |
| 238 | D.4.2 MIB Subtrees |
| 239 | D.5 Relationship to other MIBs D.5.1 Relationship to the Interfaces MIB D.5.2 Layering model |
| 240 | D.5.3 ifStackTable D.5.4 ifRcvAddressTable D.6 Definitions for Link Aggregation MIB |
| 331 | Annex E (informative) DRNI on Bridges E.1 DRNI on VLAN Bridges |
| 332 | E.2 DRNI on Provider Bridges and Provider Edge Bridges |
| 333 | E.3 DRNI on Backbone Edge Bridges |
| 334 | Annex F (normative) Link Aggregation and Link Layer Discovery Protocol F.1 Positioning Link Layer Discovery Protocol (LLDP) relative to Link Aggregation F.1.1 LLDP Parser/Multiplexer F.2 Link Aggregation TLV |
| 335 | F.2.1 aggregation status F.2.2 aggregated Port ID F.2.3 Link Aggregation TLV usage rules |
| 336 | F.2.4 Use of other TLVs on an Aggregator or Aggregation Link |
| 337 | Annex G (informative) Bibliography |
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