1. IEEE 802 & 802.1 Overview February 2012

2. IEEE 802 Structure

3. IEEE 802 Groups IEEE 802.1 Bridging, Architecture Working Group
IEEE 802 Sponsor Executive Committee
IEEE 802.1
Bridging, Architecture
Working Group
IEEE 802.3
Ethernet Working Group
IEEE
Wireless LAN Working Group
IEEE
Wireless Personal Area Networks Working Group
IEEE
Broadband Wireless Access Working Group
IEEE
Radio Regulatory Technical Advisory Group
IEEE
Coexistence
Working Group
IEEE Media Independent Handoff
IEEE Wireless Regional Area Networks Working Group
IEEE Tony Jeffree
IEEE 802.3, IEEE David Law
IEEE , IEEE , IEEE Bruce Kramer
IEEE Bob Heile
IEEE , IEEE , IEEE Phil Barbar
IEEE Wendong
Disbanded (Inactive and standard withdrawn)
IEEE Token Bus Working Group
IEEE Distributed Queue Dual Bus Working Group
IEEE Broadband Technical Advisory Group IEEE Fiber Optic Technical Advisory Group
IEEE Integrated Service LAN Working Group
IEEE Security Working Group
IEEE CATV Working Group
IEEE Emergency Services
Hibernation (Inactive, standard active)
IEEE LLC Working Group IEEE Token Ring Working Group
IEEE Demand Priority Working Group
IEEE Mobile Broadband Wireless
IEEE Resilient Packet Ring

4. 802.1 Overview
IEEE 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 (Higher Layers) (Higher Layers) LLC LLC MAC
OSI reference model
End station
End station 7 6 5 4 3 2 1
Application
(Higher
Layers)
(Higher
Layers)
Presentation
Session
LLC sublayer
Transport
MAC Bridge
Network
MAC service
user
Link
LLC
LLC
MAC
MAC
RELAY
MAC
MAC
MAC service provider
MAC sublayer
Physical
Phy
Phy
Phy
Phy
Physical layer
LAN
LAN
Medium

7. 802.1 Bridging Projects (1) 802.1D (1998) - 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 Q Revision 2005
802.1Q Q Revision 2011
802.1s - Multiple Spanning Trees
802.1t D Maintenance
802.1u Q Maintenance
802.1v - VLAN Classification by Protocol and Port
802.1w - Rapid Reconfiguration of Spanning Tree
802.1y D Maintenance (published under 802.1D(2004))
802.1z Q Maintenance - withdrawn
802.1AB Station and Media Access Control Connectivity Discovery
802.1AB 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 Port Based Network Access Control
802.1X Port Based Network Access Control
802.1X 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
, 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