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IEEE 802 & 802.1 Overview February 2012

IEEE 802 & 802.1 Overview February 2012. IEEE 802 Structure. IEEE 802 Groups. IEEE 802 Sponsor Executive Committee. IEEE 802.1 Bridging, Architecture Working Group. IEEE 802.3 Ethernet Working Group. IEEE 802.11 Wireless LAN Working Group. IEEE 802.15

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IEEE 802 & 802.1 Overview February 2012

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  1. IEEE 802 & 802.1 Overview February 2012

  2. IEEE 802 Structure

  3. IEEE 802 Groups IEEE 802 Sponsor Executive Committee IEEE 802.1 Bridging, Architecture Working Group IEEE 802.3 Ethernet Working Group IEEE 802.11 Wireless LAN Working Group IEEE 802.15 Wireless Personal Area Networks Working Group IEEE 802.16 Broadband Wireless Access Working Group IEEE 802.18 Radio RegulatoryTechnical Advisory Group IEEE 802.19 Coexistence Working Group IEEE 802.22Wireless Regional Area Networks Working Group IEEE 802.21Media Independent Handoff Disbanded (Inactive and standard withdrawn) IEEE 802.4 Token Bus Working Group IEEE 802.6 Distributed Queue Dual Bus Working Group IEEE 802.7 Broadband Technical Advisory Group IEEE 802.8 Fiber Optic Technical Advisory Group IEEE 802.9 Integrated Service LAN Working Group IEEE 802.10 Security Working Group IEEE 802.14 CATV Working Group IEEE 802.23 Emergency Services Hibernation (Inactive, standard active) IEEE 802.2 LLC Working Group IEEE 802.5 Token Ring Working Group IEEE 802.12 Demand Priority Working Group IEEE 802.20 Mobile Broadband Wireless IEEE 802.17 Resilient Packet Ring

  4. 802.1 Overview • IEEE 802.1 is a working group of the IEEE 802 project of the IEEE Standards Association. • It is concerned with: • 802 LAN/MAN architecture • internetworking among 802 LANs, MANs and other wide area networks • 802 Link Security • 802 overall network management • protocol layers above the MAC & LLC layers

  5. 802.1 Bridging Project Overview • The Bridging standards • “Traditional” Bridging • Audio Video Bridging (AVB) • Data Center Bridging (DCB)

  6. The 802 LAN Architecture OSI reference model End station End station Application (Higher Layers) (Higher Layers) 7 6 5 4 3 2 1 Presentation Session LLC sublayer Transport MAC Bridge Network MAC service user Link LLC LLC RELAY MAC MAC MAC MAC MAC serviceprovider MAC sublayer Physical Phy Phy Phy Phy Physical layer LAN LAN Medium

  7. 802.1 Bridging Projects (1) • 802.1D (1998) - MAC bridges • 802.1D (2004) - MAC Bridges • 802.1G - Remote MAC bridging • 802.1H-REV - Recommended Practice for MAC Bridging of Ethernet in LANs • 802.1p - Traffic Class Expediting and Dynamic Multicast Filtering (published in 802.1D-1998) • 802.1Q - Virtual LANs • 802.1Q-2005 - 802.1Q Revision 2005 • 802.1Q-2011 - 802.1Q Revision 2011 • 802.1s - Multiple Spanning Trees • 802.1t - 802.1D Maintenance • 802.1u - 802.1Q Maintenance • 802.1v - VLAN Classification by Protocol and Port • 802.1w - Rapid Reconfiguration of Spanning Tree • 802.1y- 802.1D Maintenance (published under 802.1D(2004)) • 802.1z - 802.1Q Maintenance - withdrawn • 802.1AB-2005 - Station and Media Access Control Connectivity Discovery • 802.1AB-2009 - Station and Media Access Control Connectivity Discovery Revision • 802.1ad - Provider Bridges • 802.1ag - Connectivity Fault Management

  8. 802.1 Bridging Projects (2) • 802.1ah - Provider Backbone Bridges • 802.1aj - Two-port MAC Relay • 802.1ak - Multiple Registration Protocol • 802.1ap - VLAN Bridge MIBs • 802.1AS- Timing and Synchronization • 802.1Qat - Stream Reservation Protocol • 802.1Qau - Congestion Notification • 802.1Qav - Forwarding and Queuing Enhancements for Time-Sensitive Streams • 802.1Qaw - Management of Data-Driven and Data-Dependent Connectivity Faults • 802.1Qay - Provider Backbone Bridge Traffic Engineering • 802.1Qaz - Enhanced Transmission Selection • 802.1AX - Link Aggregation • 802.1Qbb - Priority-based Flow Control • 802.1Qbc - Provider Bridging: Remote Customer Service Interfaces • 802.1Qbe - Multiple I-SID Registration Protocol • 802.3bd - MAC Control Frame for Priority-based Flow Control • 802.1Qbf- PBB-TE Infrastructure Segment Protection

  9. 802.1 Security Projects • 802.1aa- 802.1X Maintenance • 802.1X-2001 - Port Based Network Access Control • 802.1X-2004- Port Based Network Access Control • 802.1X-2010 - Port-based Network Access Control • 802.1af - MAC Key Security • 802.1AE- MAC Security • 802.1AR - Secure Device Identity • 802.1AEbn - Galois Counter Mode-Advanced Encryption Standard-256 (GCM-AES-256) Cipher Suite

  10. 802.1 Standards and Projects – Other • 802-2001, Overview and Architecture • 802a-2003, Ether types for Prototype and Vendor-Specific Protocol Development • 802b-2004 Registration of Object Identifiers • 802.1AC, MAC Service Definition

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