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core metro and aggregation.ppt

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core metro and aggregation.ppt

  1. 1. End-to-End Ethernet: Core, Metro, & Aggregation presented at
  2. 2. Overview <ul><li>Ethernet transport is a key enabler for Ethernet (& IP) services </li></ul><ul><ul><li>Uniquely meets most stringent service requirements </li></ul></ul><ul><ul><li>Improve service coverage and time to market </li></ul></ul><ul><ul><li>Accommodates today’s transport infrastructure and enables for future migration </li></ul></ul><ul><li>Key applications in </li></ul><ul><ul><li>Residential triple play backbones </li></ul></ul><ul><ul><li>Wireless access/backhaul </li></ul></ul><ul><ul><li>Data center networking </li></ul></ul><ul><ul><li>Resilient access to switched/routed data services networks </li></ul></ul>
  3. 3. Market Dynamics Are Evolving <ul><li>IPTV / VOD etc… </li></ul><ul><li>High Speed Data </li></ul><ul><li>Games … & more </li></ul>Movies US HQ Tokyo <ul><li>Triple Play / Broadband Services </li></ul><ul><li>Bandwidth & Throughput demand increasing </li></ul><ul><li>Any service, anytime, anywhere </li></ul>Residential Drivers <ul><li>Wireless Backhaul (Packet access & core) </li></ul><ul><li>Meet changing customer access demands </li></ul><ul><li>Maximize b/w efficiency </li></ul><ul><li>Reduce leased line costs </li></ul><ul><li>Improved provisioning </li></ul>Wireless Tech Drivers Enterprise Drivers <ul><li>Use IT strategically; maximize value / $ spent </li></ul><ul><li>Increase Global Reach </li></ul><ul><li>Enable latest applications (revenues, costs, IP) </li></ul><ul><li>Tune IT expense with increased b/w flexibility and scalability </li></ul>
  4. 4. Carrier Ethernet Lead Applications Business Service Delivery (Ethernet VPNs) Native/Active Ethernet Access Residential Service Aggregation Data Center Service Switching (Service Access Point) E-Line E-Tree E-LAN MERS 8600 MERS 8600 Voice Video Data
  5. 5. Video – the ultimate BW driver?
  6. 6. High Bandwidth, On-demand <ul><li>Bottom line </li></ul><ul><li>Video is a “non-disrupt-able” service </li></ul><ul><li>Viewer ultimately has “Total Control” </li></ul><ul><li>Price bar established for TV / Triple Play Services </li></ul>
  7. 7. Un-answered Questions… <ul><li>How to manage on an end-to-end basis </li></ul><ul><li>Sophisticated distributed traffic management vs. Simple centralized traffic management </li></ul><ul><li>Converged Multi-service Packet Transport vs. Separate Overlays for Packet and Circuit </li></ul><ul><li>Business services vs. Residential services – can the same network converge both? </li></ul><ul><li>How do we serve the off-fiber customer? </li></ul><ul><li>What is the role of RPR? of MPLS? </li></ul><ul><li>How far should the Ethernet network go trying to mimic the SONET/SDH operational model? </li></ul>
  8. 8. End-to-End Ethernet: Core, Metro, and Aggregation
  9. 9. Service Provider Dilemma : Not Enough Access Fiber Alternative technologies that meet Carrier Ethernet standards can reliably bridge the gap <ul><li>End users have a problem </li></ul><ul><li>Rising demand for bandwidth </li></ul><ul><li>Business trends such as VoIP, security, video, network backup and hosted applications are driving demand </li></ul><ul><li>Residential multimedia trends - broadband access, gaming, VoIP, IPTV driving demand </li></ul><ul><li>Service providers have a problem </li></ul><ul><li>Not Enough Access Fiber </li></ul><ul><li>A significant amount of deployed fiber infrastructure in the core is dark </li></ul><ul><li>Fiber reaches only a small percentage of customers today </li></ul><ul><li>It is very expensive and slow to extend fiber to the premises </li></ul>$ An Opportunity for Alternative Technologies Carrier Ethernet
  10. 10. Choosing the Right Access Technology to Bridge the Gap <ul><li>Many factors determine which technology is right for each application </li></ul><ul><ul><li>Cost </li></ul></ul><ul><ul><li>Bandwidth </li></ul></ul><ul><ul><li>Reliability </li></ul></ul><ul><ul><li>Speed to installation and service turn up </li></ul></ul><ul><li>Compliance with Carrier Ethernet attributes like bandwidth Scalability and Protection </li></ul><ul><li>ensures customer expectations are met regardless of the access technology chosen </li></ul>WiFi 25-50 Mbps xDSL 2-40 Mbps LAN 10-100 Mbps Technology Choices <ul><ul><li>Wireless </li></ul></ul><ul><ul><li>Fiber </li></ul></ul><ul><ul><li>Copper </li></ul></ul><ul><ul><li>BPL </li></ul></ul>
  11. 11. Access Technologies <ul><li>Fiber </li></ul><ul><ul><li>Supports up to 10Gbps, highly reliable </li></ul></ul><ul><ul><li>Fiber access is limited and trenching laterals can require substantial time and monetary investment </li></ul></ul><ul><li>Copper </li></ul><ul><ul><li>Leverages existing infrastructure </li></ul></ul><ul><ul><li>Has bandwidth limitations </li></ul></ul><ul><li>Wireless (Optical & RF) </li></ul><ul><ul><li>RF Wireless (WiFi, WiMAX) solutions offer good reach and up to 50Mbps </li></ul></ul><ul><ul><li>Optical wireless can offer good reach and up to 10Gbps </li></ul></ul><ul><ul><li>Meshing capabilities increase scalability and protection </li></ul></ul>Carrier Ethernet helps ensure customer expectations are met regardless of the access technology chosen
  12. 12. MEF Value Proposition <ul><li>Leverage Ethernet foundation </li></ul><ul><li>Define attributes & mechanisms to assure Ethernet service delivery </li></ul><ul><li>Promote environment of vendor/carrier participation and interaction </li></ul>
  13. 13. Ethernet-based Aggregation <ul><li>Cost-effective scalability is the key ingredient with Ethernet-based aggregation networks </li></ul><ul><ul><li>Subscribers </li></ul></ul><ul><ul><li>Services </li></ul></ul><ul><ul><li>Traffic management </li></ul></ul><ul><ul><li>Dynamic configuration </li></ul></ul>
  14. 14. Subscriber Scalability <ul><li>Business and residential subscriber flexibility </li></ul><ul><li>MEF defines powerful port and VLAN based Ethernet services </li></ul><ul><ul><li>Ethernet Private Line (port) </li></ul></ul><ul><ul><li>Ethernet Private LAN (port) </li></ul></ul><ul><ul><li>Ethernet Virtual Private Line (VLAN) </li></ul></ul>
  15. 15. <ul><li>Any-to-any L2VPN to interconnect multiple locations transparently and effectively </li></ul><ul><li>Supporting the convergence of data and voice </li></ul>Metro Carrier Ethernet Branch ISP Branch Branch Branch HQ Internet L2VPNs: Business Services Metro Carrier Ethernet National Carrier Ethernet Metro Carrier Ethernet E-LAN Service
  16. 16. Service Scalability <ul><li>MEF defines Ethernet Virtual Circuits (EVCs) that scale to 100,000s </li></ul><ul><ul><li>Rich service offering </li></ul></ul><ul><ul><li>P2P and MP2MP EVCs for L2VPN services </li></ul></ul><ul><ul><li>Rooted MP EVCs for multicast video distribution </li></ul></ul><ul><ul><li>Application and L3 protocol transparency </li></ul></ul>
  17. 17. Traffic management <ul><li>MEF defines powerful traffic management techniques for aggregation applications </li></ul><ul><ul><li>Minimize frame delay and frame delay variation </li></ul></ul><ul><ul><li>Performance monitoring </li></ul></ul>
  18. 18. Dynamic configuration <ul><li>Ethernet-Local Management Interface (E-LMI) </li></ul><ul><ul><li>Simplifies management of customer premises equipment (CPE) </li></ul></ul><ul><ul><li>Lowers OpEx </li></ul></ul><ul><ul><li>Enables faster rollout of devices and quicker time to revenue </li></ul></ul>
  19. 19. NNI definitions <ul><li>MEF defining network-network interfaces for straightforward interconnect with metro/core technologies </li></ul><ul><ul><li>IP/MPLS core networks </li></ul></ul><ul><ul><li>MPLS or Ethernet-based VPLS metro services </li></ul></ul><ul><ul><li>Backhaul of non-Ethernet (DSLAM, mobile) feeder networks </li></ul></ul>
  20. 20. Accelerating Worldwide Adoption of Carrier-class Ethernet Networks and Services