Broadband Status Update


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A presentation from David Russel of Calix at the 2007 Blandin Broadband conference.

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  • This presentation covers the following topics: The expansion and evolution of Ethernet within the Access network Differences between Enterprise Grade and Carrier Grade Ethernet Jitter and latency – the impact of Ethernet hops and how problems will appear when network scale or bandwidth congestion occurs Expansion and evolution of MPLS within the access network How and where 10 GE will be utilized
  • Broadband Status Update

    1. 1. Broadband Status Update
    2. 2. Addressing the Bandwidth Challenge <ul><li>External drivers are stimulating demand </li></ul><ul><ul><li>Movement towards more symmetry and less oversubscription </li></ul></ul>
    3. 3. Wireline Technologies <ul><ul><li>Hybrid Fiber Coax </li></ul></ul><ul><ul><ul><li>RF Video </li></ul></ul></ul><ul><ul><ul><li>DOCSIS </li></ul></ul></ul><ul><ul><li>Twisted Pair </li></ul></ul><ul><ul><ul><li>ADSL2+ </li></ul></ul></ul><ul><ul><ul><li>VDSL2 </li></ul></ul></ul><ul><ul><li>Fiber-to-the-Premises </li></ul></ul><ul><ul><ul><li>P2P Ethernet </li></ul></ul></ul><ul><ul><ul><li>BPON---->GPON </li></ul></ul></ul>
    4. 4. Residential Internet Access
    5. 5. HFC Architecture Voice Switch Data Router/ IP Switch Video DFB Laser Optical Node Coax RG6 Headend Home RF MUX RF RF RF RF RF RF RF RF Optical Distribution Node 100 - 2000 Households Passed 4 coaxial branches typical l 4-20 spare fibers “ extra fiber simplifies node splitting” 6kft max Distribution Coaxial Cable P/S
    6. 6. DOCSIS Capacity Roadmap <ul><li>30Mbps (U) </li></ul>DOCSIS 2.0 (symmetric services ) <ul><li>40Mbps (D) </li></ul>DOCSIS 3.0 (channel bonding) Spec Release Service Available <ul><li>160Mbps (D) </li></ul><ul><li>120Mbps (U) </li></ul><ul><li>2002 </li></ul><ul><li>2004 </li></ul><ul><li>2006 </li></ul><ul><li>2008 </li></ul><ul><li>2010 </li></ul>Spec Release Service Available
    7. 7. ADSL2+ Technology <ul><li>Competitive Broadband </li></ul><ul><ul><li>Architectures: </li></ul></ul><ul><ul><ul><li>BBDLC, MSAP </li></ul></ul></ul><ul><ul><li>Technologies: </li></ul></ul><ul><ul><ul><li>ADSL2+ (VDSL2 Long Reach) </li></ul></ul></ul><ul><ul><li>Drivers: </li></ul></ul><ul><ul><ul><li>Brownfields, retrofits, low/medium competition, basic IPTV, competitive HSD </li></ul></ul></ul>Competitive Broadband <15 Mbps Advanced Broadband 20-30 Mbps Ultimate Broadband >30 Mbps 3.5kft 6kft 12kft ADSL2+ Beyond
    8. 8. VDSL2 <ul><li>Advanced Broadband </li></ul><ul><ul><li>Architectures: </li></ul></ul><ul><ul><ul><li>FTTN </li></ul></ul></ul><ul><ul><li>Technologies: </li></ul></ul><ul><ul><ul><li>VDSL2 </li></ul></ul></ul><ul><ul><li>Drivers: </li></ul></ul><ul><ul><ul><li>Brownfields, high competition, advanced IPTV </li></ul></ul></ul>Competitive Broadband <15 Mbps Advanced Broadband 20-30 Mbps Ultimate Broadband >30 Mbps 3.5kft 6kft VDSL2 18kft Beyond
    9. 9. DSL Rate / Reach Graph (downstream) Bandwidth (Mbps) Loop Length (26 AWG) VDSL2 Profile 8d ADSL2+ / ADSL2 VDSL2 / ADSL2+ Cross-over Point
    10. 10. Fiber-to-the-Premises <ul><li>Ultimate Broadband </li></ul><ul><ul><li>Architectures: </li></ul></ul><ul><ul><ul><li>FTTP </li></ul></ul></ul><ul><ul><li>Technologies: </li></ul></ul><ul><ul><ul><li>GPON, P2P </li></ul></ul></ul><ul><ul><li>Drivers: </li></ul></ul><ul><ul><ul><li>Greenfields, overbuilding existing copper plant, high competition areas </li></ul></ul></ul>Competitive Broadband <15 Mbps Advanced Broadband 20-30 Mbps Ultimate Broadband 30-100+ Mbps 3.5kft 6kft GPON 18kft Beyond
    11. 11. FTTP Standards <ul><li>Standards bodies that have specified FTTP protocols </li></ul><ul><ul><li>International Telecommunications Union (ITU-T/FSAN) </li></ul></ul><ul><ul><li>Institute of Electrical & Electronics Engineers (IEEE) </li></ul></ul><ul><li>ITU-T/FSAN </li></ul><ul><ul><li>BPON (G.983) </li></ul></ul><ul><ul><li>GPON (G.984) </li></ul></ul><ul><li>IEEE </li></ul><ul><ul><li>EPON (aka GEPON or 802.3ah P2MP) </li></ul></ul><ul><ul><li>Point-to-Point Ethernet (aka Active Ethernet or 802.3ah pt-to-pt) </li></ul></ul>
    12. 12. North American FTTP Deployments Deployed Technology 87% 4%
    13. 13. Fiber-to-the-Premise Projections
    14. 14. FTTP Deployments in Minnesota <ul><li>Total FTTP homes in Minnesota (as of 9/30) ~ 18 to 20,000 </li></ul><ul><ul><li>2007 FTTP deployments in Minnesota (through 9/30) </li></ul></ul><ul><ul><ul><li>Homes 5,610 Up 75% year over year </li></ul></ul></ul><ul><ul><ul><li>Percent RF Video 50% Declining over the next few years </li></ul></ul></ul><ul><ul><ul><li>Percent with GE interfaces 17% Likely to exceed 80% in 2008 </li></ul></ul></ul><ul><ul><ul><li>Percent GPON 53% Likely to exceed 80% in 2008 as BPON fades </li></ul></ul></ul>
    15. 15. Minnesota Rate of Adoption of FTTH Over half of Minnesota’s Independent Telephone Companies are now deploying FTTH
    16. 16. Thank You