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1Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
IEEE 802 & 802.1 Overview
February 2012
2Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
IEEE 802 Structure
3Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
IEEE 802 Groups
IEEE 802.3Ethernet Working
Group
IEEE 802.3Ethernet Working
Group
IEEE 802.16Broadband Wireless
Access Working Group
IEEE 802.16Broadband Wireless
Access Working Group
IEEE 802.11Wireless LAN Working Group
IEEE 802.11Wireless LAN Working Group
IEEE 802.1Bridging, Architecture
Working Group
IEEE 802.1Bridging, Architecture
Working Group
IEEE 802.15Wireless Personal Area
Networks Working Group
IEEE 802.15Wireless Personal Area
Networks Working Group
IEEE 802.18Radio RegulatoryTechnical Advisory
Group
IEEE 802.18Radio RegulatoryTechnical Advisory
Group
IEEE 802.19Coexistence
Working Group
IEEE 802.19Coexistence
Working Group
IEEE 802.21Media Independent
Handoff
IEEE 802.21Media Independent
Handoff
IEEE 802.22Wireless Regional
Area Networks Working Group
IEEE 802.22Wireless Regional
Area Networks Working Group
Disbanded (Inactive and standard withdrawn) IEEE 802.4 Token Bus Working Group IEEE 802.6 Distributed Queue Dual Bus Working Group IEEE 802.7 Broadband Technical Advisory Group IEEE 802.8 Fiber Optic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
IEEE 802 Sponsor Executive CommitteeIEEE 802 Sponsor Executive Committee
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
4Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
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
5Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
802.1 Bridging Project Overview
• The Bridging standards–“Traditional” Bridging–Audio Video Bridging (AVB)–Data Center Bridging (DCB)
6Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
The 802 LAN Architecture
Phy Phy Phy Phy
MAC MAC
LLC LLC
MAC MAC
RELAY
LAN LAN
Physical
Link
Network
Transport
Session
Presentation
Application
OSI reference
model
(Higher Layers)
(Higher Layers)
MAC Bridge
End station
End station
MAC sublayer
Medium
Physical layer
MAC serviceuser
MAC serviceprovider
LLC sublayer
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2
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7Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
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
8Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
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
9Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
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
10Version 1.0 SC6 WG1 Guangzhou February 2012
EEE802
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
