The Comcast Enterprise Network Story


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  • due to our build-out for our voice, video, and HSI network we have fiber deep into the metro.
  • Network Architecture built to prevent & mitigate any catastrophic network or infrastructure event. Shared architecture for all mission critical Business Class Services, ensuring a consistence user experience by delivering voice, video and data services via widely deployed Ethernet access technology. Meets or exceed the performance challenges of today’s mission critical applications by adhering to stringent service level objectives. Core network built around support of 40Gig today with support for 100Gig and beyond in the future.
  • Underlying network topology, hardware switching and routing capabilities geared around support of a converged service architecture, enabling Comcast to deliver data, voice and video services that are highly available, scale as application bandwidth needs grow and provide the required traffic prioritization required for today’s business needs. CRAN conforms to the highest network certification requirement and have passed MEF 9,14 and 18 service certification testing. MPLS provides access VPLS capabilities allowing Comcast to offer a layer-2 product set that enable the end customer to maintain operational control over their routing protocols, any-to-any connectivity w/o sharing IP routes with the provider.
  • The Comcast Enterprise Network Story

    1. 1. The Network Built for Business NAME: Chris Whitaker TITLE: Partner Sales Manager PHONE #: 678 222 8220 E-MAIL: Comcast © 2010. All rights reserved.
    2. 2. Comcast Corporation Comcast Corporation is the nation’s leading provider of information, communications and entertainment products and services. Delivered Services Daily 15 M+ on demand views 91 M+ emails 199 M+ web views 104 M+ calls Comcast © 2010. All rights reserved. Video Customers Internet Customers Digital Voice Customers Employees 24.6 Million 16.3 Million 5.6 Million 100,000 (in 39 states) 2009 Revenue $35.8 Billion 2009 Net Income $ 3.6 Billion 2010 Comcast is 6 th largest origin / transit group ASN (Autonomous System Number) by volume 2009 Comcast becomes the 3 rd largest telephone company in the United States 2008 Comcast gains Carrier Class Ethernet certification from Metro Ethernet Forum (MEF) 2008 Comcast launches DOCSIS 3.0 Internet service (up to 50Mbps down/10Mbps up)
    3. 3. Comcast Network Infrastructure & Topology <ul><li>Largest facilities-based, last-mile alternative to the phone company in the United States. </li></ul><ul><li>Physically diverse path to ensure business continuity. </li></ul><ul><li>States: 39 + DC </li></ul><ul><li>Plant route miles: 600k </li></ul><ul><li>Fiber route miles: 147k </li></ul><ul><li>Optical nodes: 116k </li></ul><ul><li>Traffic type: 95% commercial or customer of a direct peer </li></ul>Comcast © 2010. All rights reserved.
    4. 4. Comcast Network Architecture Network Resiliency – built to support today’s & tomorrow’s business class performance requirements Highly Scalable – able to deliver Ethernet services to more locations with more bandwidth options in granular bandwidth increments I ntegrated Ethernet Access – able to deliver Internet, voice, video and data needs via an Ethernet handoff Layer-2 VPN support – delivering any-to-any connectivity via VPLS negating the requirement to share IP routing information with the service provider Extensive Footprint – with 29 regional networks spanning 39 states Comcast delivers more service to more locations Comcast © 2010. All rights reserved.
    5. 5. Comcast Region Area Network (CRAN) Architecture - dual star topology; leveraging best-in- class multi-vendor solutions Services - all Metro Ethernet offerings are fully MEF certified both from a service and hardware vendor perspective. Technology – leverage VPLS capabilities within MPLS to provide a Layer-2 VPN enabling the end user to maintain control over routing protocols. Transparency – full CoS/QoS transparency and non routing layer 2 and layer 3 protocol control and transparency. Comcast © 2010. All rights reserved.
    6. 6. The People and Resources Supporting You and The Network <ul><li>Highly talented team </li></ul><ul><ul><ul><li>Thousands of experienced professionals </li></ul></ul></ul><ul><ul><ul><li>Carrier class network engineering support experts in place </li></ul></ul></ul><ul><ul><ul><li>Ongoing multilayer, proactive monitoring and troubleshooting </li></ul></ul></ul><ul><ul><ul><li>Significant experience in managing emergency situations </li></ul></ul></ul><ul><ul><li>Ongoing management and analysis of network traffic to insure the network is operating within performance parameters </li></ul></ul><ul><ul><ul><li>Business Services Network Operations Center (BNOC) is redundant and operates 24x7x365 </li></ul></ul></ul>Comcast © 2010. All rights reserved.
    7. 7. Metro Ethernet Services Delivered over the Network <ul><li>Standardized Ubiquitous service provided via standardized equipment; requiring no changes to customer LAN equipment or networks; accommodates existing network connectivity such as, time-sensitive, TDM traffic and signaling. </li></ul><ul><li>Scalability Ability to for all employees to use a network service that’s ideal for widest variety of business, information and communications applications. Granular bandwidth scalability. </li></ul><ul><li>Reliability Ability for the network to detect and recover from incidents without impacting users. </li></ul><ul><li>Service Management Ability to monitor, diagnose and centrally manage the network, using standards-based vendor independent methods . </li></ul><ul><li>Quality of Service Wide choice and granularity of bandwidth and quality of service options. </li></ul><ul><li>Ethernet Dedicated Internet </li></ul><ul><li>Ethernet Virtual Private Line </li></ul><ul><li>Ethernet Network Service </li></ul><ul><li>Ethernet Private Line </li></ul>Comcast © 2010. All rights reserved.
    8. 8. <ul><li>Comcast has the network, services and support to provide you with: </li></ul><ul><ul><li>Reliability </li></ul></ul><ul><ul><li>Speed </li></ul></ul><ul><ul><li>Scalability </li></ul></ul><ul><ul><li>Network Diversity </li></ul></ul><ul><ul><li>Business Class Support </li></ul></ul>Conclusion Comcast © 2010. All rights reserved.