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Intro to SDN - Part I

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Tallac Networks presents Intro to SDN, Part I.
Watch or download the presentation with sound at tallac.com/webinars.

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Intro to SDN - Part I

  1. 1. Tallac Networks Webinar SeriesSoftware-Defined Networking Tallac Networks Confidential
  2. 2. About the Presenter • Chuck Black, Principal Software Architect and all- around good guy at Tallac Networks • 30+ years experience doing research and development in networks, network security, and network management Tallac Networks Confidential
  3. 3. SDN Intro: Part II promise I’ll slug the next moron that says “SDN” Tallac Networks Confidential
  4. 4. SDN: Nowhere to Hide • Resistance is futile, you will be assimilated • Billion-dollar acquisitions • Millions of dollars of VC • Google, VMware, even Cisco ... seems like everybody is getting into the act Tallac Networks Confidential
  5. 5. What the heck is SDN anyway?• Depends who you ask... Neurologist Sexually Dimorphic Nucleus• Look at the roots of SDN from the very beginning Tallac Networks Confidential
  6. 6. Pre-SDN SituationFundamental Issue: Closed system App App App App App App Operating System App App Operating System Open Environments Closed Tallac Networks Confidential
  7. 7. Why Does This Suck? Stupid static, rigid, and inflexible networks!• Little opportunity for • Vendor hegemony • Result: innovation and lock-in Static, rigid, and inflexible networks Tallac Networks Confidential
  8. 8. What Can We Do About This?• Whine, bitch, moan App App App Operating System• Stop using the network• Open that sucker up: But how? Closed Tallac Networks Confidential
  9. 9. How do we open it up?Separate Control and Forwarding PlanesMoving control functionality to centralized controller • Removing control software Controller from device and putting it Control into a controller • With SDN, the device Control handles the forwarding and data planes Data • With SDN, the controller Forwarding Device hosts the control plane Tallac Networks Confidential
  10. 10. Networks Today• Autonomous devices Control• All control Data Control functionality in Control Forwarding Data individual devices Data Forwarding Forwarding• Fully distributed Control control, but hard to innovate and Data Control Forwarding evolve Data Forwarding Tallac Networks Confidential
  11. 11. Open Networking via SDN App App App App• Simplified devices Controller• All control functionality in Data controller Forwarding Data Forwarding• Data Enforcement Forwarding implemented by devices Data• Open environment Data Forwarding for innovation Forwarding Tallac Networks Confidential
  12. 12. SDN: The Big Picture App App App App App• A network Application operating system Network Operating System Control• A suite of network Openflow API applications Data Data Forwarding• Forwarding Communication between Data Data controller and Forwarding Forwarding devices via Openflow API Data Forwarding Forwarding / Data / Device / Infrastructure Tallac Networks Confidential
  13. 13. SDN Intro: Part way there • Part II: How does this SDN crap actually work? Or, “This was super totally lame, I want more information!” • Part III: Wait – Who stole my SDN?! Or, “What about these alternative definitions of SDN?” • Part IV: SDN, Schmesh-DN. Why should I care? Or, “Yawn. Boooring. Give me one good reason why I should care and not still punch you.” Tallac Networks Confidential
  14. 14. About Tallac Networks • Consulting and training services • SDN enterprise deployment solutions Contact us: o www.tallac.com o Tallac Networks  6528 Lonetree Blvd  Rocklin, CA 95765  916.757.6350 Tallac Networks Confidential
  15. 15. Tallac Networks Confidential