100 Gigabit Ethernet. An Industry Update. John D Ambrosia Chair, IEEE P802.3ba Task Force Senior Scientist, Force10 Networks October 8, 2009

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1 100 Gigabit Ethernet An Industry Update John D Ambrosia Chair, IEEE P802.3ba Task Force Senior Scientist, Force10 Networks October 8, 2009 Copyright Copyright 2009 Force Force10 Networks, Networks, Inc. All Inc. rights All reserved. rights reserved. 1

Regarding the Views Expressed Per IEEE-SA Standards Board Operations Manual, January 2005: At lectures, symposia, seminars, or educational courses, an individual presenting information on IEEE

2 Regarding the Views Expressed Per IEEE-SA Standards Board Operations Manual, January 2005: At lectures, symposia, seminars, or educational courses, an individual presenting information on IEEE standards shall make it clear that his or her views should be considered the personal views of that individual rather than the formal position, explanation, or interpretation of the IEEE. The views I am expressing on IEEE standards and related products should NOT be considered the formal position, explanation, or interpretation of the Ethernet Alliance. Copyright 2009 Force10 Networks, Inc. All rights reserved. 2

Internet Backbone Networks Content Networks

Research Networks Data Centers and Enterprise

Research, Education and Government Facilities

3 The Ethernet Ecosystem Broadband Access Content Providers Broadband Access Networks Internet Backbone Networks Content Networks Enterprise Networks Internet Backbone Networks Research Networks Data Centers and Enterprise Internet exchange and Interconnection Points Research, Education and Government Facilities Copyright 2009 Force10 Networks, Inc. All rights reserved. 3

5 40GbE and 100GbE: Computing and Networking 1,000,000 Rate Mb/s 100,000 10,000 Core Networking Doubling 18 mos 100 Gigabit Ethernet 40 Gigabit Ethernet 10 Gigabit Ethernet 1, Server I/O Doubling 24 mos Date Gigabit Ethernet Source HSSG Tutorial, Nov 07 Copyright 2009 Force10 Networks, Inc. All rights reserved. 5

6 The Dilemma for IEEE P802.3ba Challenges: Multiple rates 40 Gb/s and 100 Gb/s Multiple physical layer specifications Multiple possible solutions 40 Gb/s: 4 x 10 Gb/s, 2 x 20 Gb/s, 1 x 40 Gb/s 100 Gb/s: 10 x 10 Gb/s, 4 x 25Gb/s, 2 x 50 Gb/s, 1 x 100 Gb/s Technology development / maturity for electrical and optical signaling Market Need Cost Targets Problem Statement: Develop an architecture that can enable implementations for today and tomorrow Copyright 2009 Force10 Networks, Inc. All rights reserved. 6

7 IEEE P802.3ba: The Different Basic Architectures LLC LLC LLC LLC MAC RS MAC RS MAC RS MAC RS XLGMII XLGMII CGMII CGMII PCS PCS PCS PCS FEC PMA (4:4) FEC PMA (20:10) PMA (4:4) PMD AN MDI MEDIUM PMD MDI MEDIUM 40GBASE-SR4 40GBASE-LR4 PMA (20:10) PMD AN MDI MEDIUM PMD MDI MEDIUM 100GBASE-SR10 40GBASE-CR4 40GBASE-KR4 100GBASE-CR10 Copyright 2009 Force10 Networks, Inc. All rights reserved. 7

8 Summary: IEEE P802.3ba Physical Layer Specifications Port Type Description 40GbE 100GbE Solution Space 40GBASE-KR4 At least 1m backplane 4 x 10 Gb/s 40GBASE-CR4 100GBASE-CR10 At least 7m cu (twin-ax) cable n x 10 Gb/s 40GBASE-SR4 100GBASE-SR10 At least 100m OM3 MMF (125m OM4 MMF) n x 10 Gb/s 40GBASE-LR4 At least 10km SMF 4 x 10 Gb/s 100GBASE-LR4 At least 10km SMF 4 x 25 Gb/s 100GBASE-ER4 At least 40km SMF 4 x 25 Gb/s Copyright 2009 Force10 Networks, Inc. All rights reserved. 8

9 IEEE P802.3ba Task Force Timeline You Are Here Task Force Formation TF Review WG Ballot LMSC Ballot Standard Proposal Selection TF Reviews WG Ballots LMSC Ballots N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J Copyright 2009 Force10 Networks, Inc. All rights reserved. 9

10 The ITU-T Study Group 15 G.709 Revision: Creation of OTU4: 100GbE across a single wavelength Defines OTU4 rates and formats including multi-lane formats that will allow transport over modules targeting 40GBASE-LR4 and 100GBASE-L/ER4 Modulation scheme to be standardized in future Potential Revisions to G.695 / G Define short reach 4 lane optical power budgets for OTU3 / OTU4 that are compatible with 40GBASE-LR4, 100GBASE-LR4, and 100GBASE- ER4 Revision to G.798 Take into account changes needed for striping across 4 lanes for OTU3 and OTU4 Cooperative relationship with IEEE p802.3ba Task Force Copyright 2009 Force10 Networks, Inc. All rights reserved. 10

11 OIF Efforts The 100G Ultra Long Haul DWDM Framework Document Integrated Photonic Modules Forward Error Correction MSA Module (Electromechanical) The CEI-28G Project Chip-to-chip signaling at 28Gb/s The CEI-25G Project Backplane signaling at 25 Gb/s Cooperative relationship with IEEE p802.3ba Task Force Copyright 2009 Force10 Networks, Inc. All rights reserved. 11

12 Industry MSA Efforts CFP Developed by the CFP MSA ( Common form factor to support Multiple protocols- 40 GbE, 100 GbE, OC-768/STM-256, and OTU3 Media Types multi-mode fiber and single-mode fiber Link Distances CXP Developed within the Infiniband Trade Association (IBTA) Common form factor to supports 100GBASE-CR10 or 100GBASE-SR10 Smaller module size than CFP Based on a two-high stacked connector Limited power dissipation (< 6 W) Both MSA s are based on 10Gb/s electrical signaling interfaces Copyright 2009 Force10 Networks, Inc. All rights reserved. 12

13 Industry Alliance Efforts Ethernet Alliance Interoperability Events OIDA Raising awareness for need for continuing research in photonics Copyright 2009 Force10 Networks, Inc. All rights reserved. 13

14 Possible Future Development Efforts for the Industry IEEE project optimizing 40GbE for Carrier Networks New Industry MSA for 100GBASE-L/ER4 module based on 25Gb/s electrical signaling 100Gb/s over duplex multi-mode fiber 25Gb/s Backplane Signaling 100Gb/s Modulation Next Rate of Ethernet 400GbE (Possible Options - 16x25Gb/s, 10x40Gb/s, 4x100Gb/s) Terabit Ethernet Copyright 2009 Force10 Networks, Inc. All rights reserved. 14

Looking to the Future: Data from AMS-IX 582 Gb/s Data provided by Henk Steenman,

16 Summary 40GbE and 100GbE Scheduled Ratification June 2010 An eco-system of solutions is under development Projected need for Terabit Ethernet 2015 Industry Challenges Introduction of 100GbE Lower cost / higher density 100GbE ports The next rate is coming! Copyright 2009 Force10 Networks, Inc. All rights reserved. 16

Ethernet- The Next Generation

Ethernet- The Next Generation John D Ambrosia - Chair, IEEE 802.3 HSSG Scientist, Components Technology Email jdambrosia@force10networks.com Per IEEE-SA Standards Board Operations Manual, January 2005