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Introduction to IEEE 802.3Av 10Gbit/S Ethernet Passive Optical Networks (10G EPON) White Paper Introduction to IEEE 802.3av 10Gbit/s Ethernet Passive Optical Networks (10G EPON) White Paper Introduction to IEEE 802.3av 10Gbit/s Ethernet Passive Optical Networks (10G EPON) White Paper by Steve Gorshe, Principal Engineer & Jeff Mandin, Technical Advisor Issue No. 1: January 2009 PMC-Sierra, Inc. Proprietary and Confidential to PMC-Sierra, Inc., and for its customers' internal use. 1 DownloadedDocument [controlled] No.: PMC-2081212, by Julie Biorkman Issue 1 of Gillaspy Associates on Tuesday, 25 May, 2010 09:12:14 AM Introduction to IEEE 802.3av 10Gbit/s Ethernet Passive Optical Networks (10G EPON) White Paper Legal Information Copyright Copyright 2009 PMC-Sierra, Inc. All rights reserved. The information in this document is proprietary and confidential to PMC-Sierra, Inc., and for its customers’ internal use. In any event, no part of this document may be reproduced or redistributed in any form without the express written consent of PMC-Sierra, Inc. PMC-2081212, Issue 1 Disclaimer None of the information contained in this document constitutes an express or implied warranty by PMC-Sierra, Inc. as to the sufficiency, fitness or suitability for a particular purpose of any such information or the fitness, or suitability for a particular purpose, merchantability, performance, compatibility with other parts or systems, of any of the products of PMC-Sierra, Inc., or any portion thereof, referred to in this document. PMC-Sierra, Inc. expressly disclaims all representations and warranties of any kind regarding the contents or use of the information, including, but not limited to, express and implied warranties of accuracy, completeness, merchantability, fitness for a particular use, or non-infringement. In no event will PMC-Sierra, Inc. be liable for any direct, indirect, special, incidental or consequential damages, including, but not limited to, lost profits, lost business or lost data resulting from any use of or reliance upon the information, whether or not PMC-Sierra, Inc. has been advised of the possibility of such damage. Trademarks For a complete list of PMC-Sierra’s trademarks and registered trademarks, visit: http://www.pmc-sierra.com/legal/ Patents The technology discussed in this document may be protected by one or more patent grants. Proprietary and Confidential to PMC-Sierra, Inc., and for its customers' internal use. 2 DownloadedDocument [controlled] No.: PMC-2081212, by Julie Biorkman Issue 1 of Gillaspy Associates on Tuesday, 25 May, 2010 09:12:14 AM Introduction to IEEE 802.3av 10Gbit/s Ethernet Passive Optical Networks (10G EPON) White Paper Abstract Providing the “triple play” services of voice, video, and high-speed data access is an important way for carriers to increase their revenue and compete with other access providers such as the CATV operators. For both telephone network providers and CATV providers, the most flexible and future-proof medium for providing triple play services is fiber, with its virtually unlimited bandwidth availability. Since providing a direct optical connection between the CO and each subscriber is cost prohibitive, most optical access systems share a passive optical network (PON) among multiple subscribers. The existing 1 Gbit/s IEEE 802.3ah Ethernet PON (EPON) and ITU-T G.984 2.5 Gbit/s PON (GPON) are currently being deployed. While these protocols provide high speed data, IPTV and VoIP access, more bandwidth is required for high definition switched digital video over Internet Protocol television (IPTV). This white paper provides a tutorial overview of the IEEE 802.3av 10Gbit/s Ethernet PON (10G EPON) standards, including the ways in which it differs from EPON. About PMC PMC-Sierra is a leading provider of high-speed broadband communications and storage semiconductors and MIPS-Powered processors for Enterprise, Access, Metro Optical Transport, Storage Area Networking and Wireless network equipment. The company offers worldwide technical and sales support, including a network of offices throughout North America, Europe and Asia. The company is publicly traded on the NASDAQ Stock Market under the PMCS symbol. About the Authors Steve Gorshe, Ph.D. is a Principal Engineer in PMC-Sierra’s Chief Technology Officer’s organization and oversees technology for SONET/SDH, optical transmission and access systems. Currently Steve is a Fellow of the IEEE, Director of Magazines for the IEEE Communications Society, Associate Editor-in-Chief and former Broadband Access Series co-editor for IEEE Communications magazine. He has worked on the development and research of access and transport systems since 1983 and has been with PMC-Sierra since 2000. He has also authored/co-authored over 250 contributions to six standards bodies, including the ATIS OPTXS (T1X1) Committee responsible for SONET and optical network interface standards where he serves as Chief Editor and technical editor for multiple standards. He received ATIS’s two highest awards for his technical and editorial contributions. He has also serves as technical editor for multiple ITU-T standards including G.7041/Y.1303 (Generic Framing Procedure – GFP) and G.8011.1 (Ethernet Private Line Service) recommendations. He has 30 patents issued or pending, over 24 published papers, and is co-author of a telecommunications textbook. Jeff Mandin is a Technical Advisor in PMC-Sierra's Fiber-to-the-Home Business unit, and leads PMC's activities in the IEEE 802.3 10G EPON Task Force. Proprietary and Confidential to PMC-Sierra, Inc., and for its customers' internal use. 3 DownloadedDocument [controlled] No.: PMC-2081212, by Julie Biorkman Issue 1 of Gillaspy Associates on Tuesday, 25 May, 2010 09:12:14 AM Introduction to IEEE 802.3av 10Gbit/s Ethernet Passive Optical Networks (10G EPON) White Paper Jeff has worked in communication systems development and research since 1990 and has been with PMC-Sierra since 2006. Since 2003, Jeff has held positions and contributed extensively to communication standards in IEEE 802, IETF, and CableLabs. In the IEEE 802.16e (Mobile WiMAX link layer) Task Force he chaired security activities and also acted as the group's liaison to the IETF. He is author of several issued and pending patents. Revision History Issue Issue Date Details of Change No. 1 January 2009 Document created Proprietary and Confidential to PMC-Sierra, Inc., and for its customers' internal use. 4 DownloadedDocument [controlled] No.: PMC-2081212, by Julie Biorkman Issue 1 of Gillaspy Associates on Tuesday, 25 May, 2010 09:12:14 AM Introduction to IEEE 802.3av 10Gbit/s Ethernet Passive Optical Networks (10G EPON) White Paper Table of Contents Legal Information........................................................................................................................... 2 Copyright....................................................................................................................... 2 Disclaimer...................................................................................................................... 2 Trademarks ................................................................................................................... 2 Patents 2 Abstract ......................................................................................................................... 3 About PMC.................................................................................................................... 3 About the Authors.......................................................................................................... 3 Revision History ............................................................................................................ 4 Table of Contents........................................................................................................................... 5 List of Figures ................................................................................................................................6 List of Tables.................................................................................................................................. 6 1 Introduction ............................................................................................................................. 7 2 Introduction to PON ................................................................................................................ 8 3 IEEE 802.3av 10Gbit/s Ethernet-based PON (10G EPON) ................................................. 10 3.1 10G EPON Physical Layer.......................................................................................... 10 3.2 Signal Formats and MAC Protocol.............................................................................. 15 3.2.1 Signal Formats ............................................................................................... 15 3.2.2 MAC-layer Control Protocol ........................................................................... 18 3.3 FEC (Forward Error Correction).................................................................................. 20 3.4 ONU Discovery and Activation.................................................................................... 23 3.5 Ranging Mechanism ................................................................................................... 25 3.6 EPON OAM................................................................................................................. 26 3.7 Dynamic Bandwidth Allocation...................................................................................
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