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How Google Uses Espresso to Connect to the Public Internet

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At the Open Networking Summit, Google engineers highlighted the capabilities of their Software Defined Networking (SDN) strategy, including the peering edge architecture named Espresso. Espresso is the fourth pillar of Google’s SDN strategy and focuses on optimizing the performance and availability of peering connections…
At the Open Networking Summit , Google engineers highlighted the capabilities of their Software Defined Networking (SDN) strategy, including the peering edge architecture named Espresso. Google fellow Amin Vahdat and distinguished engineer Bikash Koley claim the technology delivers “unprecedented scale, flexibility and efficiency,” as demonstrated from over two years in production.
Google generates more than 25 percent of all Internet traffic, and relies on connections to major Internet Service Providers around the globe. Improving the connectivity with these ISPs requires capabilities beyond existing Internet protocols.

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