Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Municipal Open Access Networks


Published on

Provides and overview and value of municipal open-access broadband networks.
(c) Inphotonics Research

Published in: Technology
  • Be the first to comment

  • Be the first to like this

Municipal Open Access Networks

  1. 1. Opportunity & Choice for Broadband Networks<br />Open Access Broadband Infrastructure for 21st Century Vitality<br />
  2. 2. WHY?<br />Why should we care about municipal open-access broadband networks?<br />2<br />3/10/2011<br />
  3. 3. OECD Broadband Subscriptions Per Capita<br />3<br />3/10/2011<br />
  4. 4. Broadband Quality Score<br />4<br />3/10/2011<br />
  5. 5. It’s About Being Local<br />Broadband services create economic vitality<br />5<br />3/10/2011<br />
  6. 6. Broadband Services Create Economic Vitality<br />6<br />3/10/2011<br />
  7. 7. Additional Local Benefits<br />Education<br />Health Care<br />Energy Conservation<br />Public Safety<br />Government Services<br />7<br />3/10/2011<br />
  8. 8. What Does It Mean to Me?<br />Price<br />Choice<br />Competition<br />8<br />3/10/2011<br />
  9. 9. Broadband Availability in U.S.<br />Percentage of households that meet goals of National Broadband Plan<br />Over 14 million people do not have access to at least one provider that meets National Broadband Plan<br />Number of households that are considered underserved<br />9<br />Credit: FCC @<br />3/10/2011<br />
  10. 10. Why Don’t People Have Broadband?<br /><ul><li>Cost – 36% cite a reason pertaining to this:</li></ul>15% specifically point to monthly fee for service<br />10% say they cannot afford a computer<br />9% activation fee/reluctance to enter into long-term contract<br /><ul><li>Digital literacy – 22% of non-adopters:</li></ul>12% say lack of comfort with computers<br />10% cite hazards of online life (e.g., worries of “bad things that can happen” online)<br /><ul><li>Relevance – 19% of non-adopters:</li></ul>Content with current dial-up service/don’t need more speed (5%)<br />Believe internet is a waste of time (5%)<br />Nothing they want to see online (4%)<br />Don’t use internet much (4%)<br />3/10/2011<br />10<br />
  11. 11. Topics<br />Why Municipal Broadband?<br />What Is Municipal Broadband?<br />Who Is It For?<br />How Is It Delivered?<br />Why Isn’t It Taking Off?<br />11<br />3/10/2011<br />
  12. 12. What Is Municipal Open-Access Broadband?<br />Municipal=Last Mile Network<br />Open-Access=Equal Access for Any Service Provider<br />Broadband100 Mbit/s<br />12<br />3/10/2011<br />
  13. 13. Network Anatomy<br />Layer Coverage<br />L7<br />…<br />L4<br />Advanced Correlation &<br />Analysis<br />L3<br />Voice &<br />Video Ops<br />or MSC/BSC<br />L2<br />L1<br />Transport<br />Network<br />Metro /<br />Access<br />Metro /<br />Access<br />CO<br />Partner<br />Carrier<br />13<br />3/10/2011<br />
  14. 14. Let The Carriers Build It!<br />Last-mile networks are the most expensive portion of the network to deploy<br />Single purpose last-mile networks are not as economical as multi-tenant networks<br />Incumbent service providers are not driving broadband penetration in underserved and un-served markets<br />Lack of competition<br />Lack of choice<br />Growth stagnates<br />Service providers understand the concept of divorcing the network from the service<br />Network  Service<br />Profitability is not achieved in time-frame suitable for public companies<br />There is not a one size fits all approach<br />National Broadband Plan is guideline only<br />Building infrastructure is a local issue<br />14<br />3/10/2011<br />
  15. 15. Cost of Last Mile Access<br />$850 per home passed<br />$2,125 cost-to-pass per subscriber<br />$3,225 total investment per subscriber<br />15<br />3/10/2011<br />
  16. 16. Network vs. Services<br />ManagementLevel<br />Business & Operation Support Systems Billing Provisioning Maintenance Operations<br />Services Voice (VoIP) Data (Internet, LAN, MAN, & LAN) Video (IP-TV, RFoG) Mobility<br />Service/Application Level<br />Infrastructure & Transport Fiber & Ducts Optical (WDM, PON, Optical Ethernet) Wireless (LTE, GSM, CDMA, Pt-Pt Microwave) Redundant Paths for High Availability<br />Transport Level<br />16<br />3/10/2011<br />
  17. 17. Who Is The Network For?<br />Stakeholders<br />Government<br />Education<br />Health Care<br />Business<br />Community<br />Service Providers<br />Business Providers<br />Residential Providers<br />Mobility Providers<br />Incumbent Providers<br />17<br />3/10/2011<br />
  18. 18. Business Service Providers<br />AT&T Business<br />Cogent Communications<br />Covad Communications<br />Cox Communications<br />Front Range Internet (FRII)<br />Global Crossing<br />Integra Telecom<br />IP5280<br />Level 3 Communications<br />PAETEC<br />Qwest Business<br />Reliance Globalcomm<br />TDS Telecom<br />tw Telecom<br />Verizon Business<br />Virtela<br />XO Communications<br />Zayo Enterprise Services<br />18<br />3/10/2011<br />
  19. 19. Residential Service Providers<br />These are non-incumbent service providers that offer a combination of voice, video, data, and wireless services in other communities.<br />AT&T<br />AT&T Wireless<br />Front Range Internet (FRII)<br />Fuzecore<br />IDT<br />Liberty Media<br />Mstar<br />Prime Time Communications<br />Sage Telecom<br />Sprint<br />TDS Telecom<br />T-Mobile<br />Verizon Wireless<br />Virtela<br />Vonage<br />19<br />3/10/2011<br />
  20. 20. Personal Applications<br />Voice communications/telephony<br />Teleconferencing<br />Video Calling<br />Instant Messaging/Status<br />Geolocation<br />Social Networking<br />Gaming<br />Blogging<br />Personal Web Sites<br />Shopping<br />Reading<br />Music: Listening & Purchasing<br />Music Composition & Recording<br />Mobility in Applications<br />Broadcast Video<br />Time-Shifted Video<br />Video on Demand/Movies<br />Live Events<br />Photo & Video Sharing<br />E-Mail<br />Podcasting/Video Casting<br />Banking, Investing & Personal Finances<br />Hobbies<br />Travel Planning<br />Healthcare<br />Energy Management<br />Security<br />Education<br />20<br />3/10/2011<br />
  21. 21. High Bandwidth Personal Applications<br />Massively multiplayer online role-playing game (MMORPG)<br />High Definition Video on Demand<br />Energy Management<br />Security<br />21<br />3/10/2011<br />
  22. 22. Business Applications<br />Voice Communications/telephony<br />Voice Conferencing<br />Video Conferencing/Telepresence<br />Webinars<br />E-Mail<br />IM/Status<br />Financial Transactions<br />Business-to-Business Transactions<br />Marketing<br />Social Media<br />Investor Relations<br />Surveys<br />Data Storage & Retention<br />Government Compliance<br />Customer Relationship Management<br />Manufacturing Resource Planning<br />2D & 3D Modeling/Supercomputing<br />Security<br />Telemedicine<br />Product Development/Design<br />Multi-location Communications<br />Design Transfer to Manufacturing<br />B2B & B2C Sales<br />Customer Support/Call Center<br />Literature Distribution<br />Claims Adjustment<br />2D & 3D Modeling<br />Animation<br />Video Distribution<br />Travel Planning<br />Expense Reporting<br />Public Relations<br />22<br />3/10/2011<br />
  23. 23. High Bandwidth Business Applications<br />Video Conferencing/Telepresence<br />Climate & Geo-modeling<br />Telemedicine<br />Video Production & Animation<br />Design Transfer to Manufacturing<br />Equities & Commodities Trading<br />23<br />3/10/2011<br />
  24. 24. Fit the Network to the Community’s Needs<br />Fiber, Wavelength, Bandwidth, or all<br />Wireline vs. Wireless<br />Partitioning<br />PON or Active Ethernet<br />24<br />3/10/2011<br />
  25. 25. 3/10/2011<br />25<br />IP / PPPoE / Ethernet<br />QoS<br />QoS<br />HDSL<br />ADSL, G.shdsl, EFM Long reach<br />ADSL2+, VDSL, EFM Short reach<br />GPON<br />OLT<br />Direct Fiber<br />Wireless /<br />Satellite<br />Edge<br />Core<br />User<br />Access<br />ACCESS<br />IP<br />Appli-<br />cations<br />Ethernet/ MPLS<br />Ethernet Non-Blocking (Engineered)<br />Ethernet<br />Ethernet<br />CPE /<br />Home<br />Gateway<br />BRAS / <br />PE<br />QoS at Layer 3<br />Ethernet Access<br /><ul><li>Once access pipe size is determined, QoS can be controlled at each end
  26. 26. Eliminate QoS complexity in the access
  27. 27. Offer a standard interface
  28. 28. Reduce complexity
  29. 29. Reduce cost
  30. 30. Easier service adaptation
  31. 31. Allow multiple vendors</li></ul>Copper<br />Fiber<br />Wireless<br />“Plug and Play” Ethernet Network<br />
  32. 32. 26<br />TDM PON Architecture and Technologies<br />3/10/2011<br />ONT<br />ONT<br />ONT<br />20 km Maximum Reach<br />20 km ONU differential range<br />OLT<br />Max 32 way split (may be cascaded)<br /><ul><li>Typically: 622 Mbps/155 Mbps (down/up)
  33. 33. ATM-based transport</li></ul>LU #1<br />BPON<br />TXR<br />B-PON<br />Fiber<br />LU #N, N ≤32<br />ITU-T G.983.x<br />Splitter<br />Max 64 way split (constrained by PMD attenuation limits)<br /><ul><li>Typically: 2488/1244 Mbps
  34. 34. GFP-like transports (Ethernet, and/or TDM)</li></ul>LU #1<br />GPON<br />TXR<br />G-PON<br />Fiber<br />LU #N, N ≤64<br />Splitter<br />ITU-T G.984.x<br /><ul><li>1250 Mbps/1250 Mbps (~850 Mbps effective payload rate)
  35. 35. Ethernet-based transport</li></ul>Max 32 way split (16-way specified in standard)<br />LU #1<br />EPON<br />TXR<br />Fiber<br />E-PON<br />LU #N, N ≤32<br />LU #N, N ≤32<br />Splitter<br />1000BASE-PX20 per IEEE 802.3ah<br />Network optical transceiver (TXR) shared by “N” subscribers<br />*OLT implementations may not necessarily support all PON technologies indicated<br />
  36. 36. Example of WDM-PON<br />3/10/2011<br />27<br />Hybrid WDM-PON example<br />Wavelength Splitter <br />ONT<br />(Fixed Optics)<br />TDMA<br />Power Splitter<br />Access Node<br />ONT<br />Bitrate 1<br />Dedicated l1 pair<br />SNI<br />Feeder Fiber<br />OLT<br />Fixed* or adaptable optics<br />1 to N ls on Single Fiber<br />ONT<br />Bitrate 2<br />Dedicated l2 pair<br />ONT<br />(Fixed Optics)<br />TDMA<br />Wavelength selection here<br />Power Splitter<br />* “Fixed” optics might be a cost reduced version of convention DWDM long-haul optics NOTE: Most believe adaptable optics will be required for a practical WDM-PON system<br />ColorlessONTs: Transmitter and receiver front-end filter characteristics are wavelength adaptable<br />
  37. 37. Intelligent Network Build-Out<br />Sophisticated planning tool to model network expansion based on existing facilities, anchor tenants, and interested customers<br />Model new facilities in minutes with fiber and wireless transport<br />Quote tail circuits in hours instead of days<br />28<br />3/10/2011<br />
  38. 38. Business Model—Public/Private Partnership<br />Assist local entity to plan, build, operate, and sell capacity on open-access, last-mile, fiber-based broadband networks owned by municipality<br /><ul><li>Most small cities do not have the expertise to complete such a project
  39. 39. A single community does not offer economies of scale to attract business and residential service providers</li></ul>Municipality<br />Network Operator<br />Finances the project<br />Owns title to infrastructure<br />Access to right-of-ways<br />Sets codes and ordinances based on best practices<br />Sets pricing for non-discriminatory access to infrastructure<br />Interconnection at point-of-presence (POP) for service providers<br />All franchise agreements still valid<br />Local entity contracts to Network Operator to intelligently build-out and manage last-mile infrastructure<br />Planning and construction<br />Best practices<br />Pricing & billing for city<br />Order management<br />Service activation<br />Monitoring & maintenance<br />Operator acts as agent for entity to lease/sell last-mile access to residential and business service providers<br />29<br />3/10/2011<br />
  40. 40. Impediments<br />Financial<br />Legal<br />Incumbents<br />Taxpayers<br />30<br />3/10/2011<br />
  41. 41. Competition<br />Incumbent service providers: telephone and cable companies (PMO)<br />Wireless service providers: Verizon Wireless, AT&T Wireless, Sprint, T-Mobile USA<br />Satellite service providers: DISH/EchoStar, DirectTV, HughesNet, WildBlue<br />3/10/2011<br />31<br />
  42. 42. The Future of Open-Access Muni Networks<br />Choice<br />Economical<br />Societal Benefits<br />Economic Vitality<br />3/10/2011<br />32<br />A proven business model that will increase broadband penetration in un-served and underserved areas.<br />
  43. 43. 3/10/2011<br />33<br />