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Viptela SEN – DMVPN Done Right

Recently I had the treat of listening to two Layer 3 routing protocol maestros when the CTO of the startup Viptela, Khalid Raza, appeared on Ivan Pepelnjak’s Software Gone Wild podcast. Interestingly, the first time I had ever heard of Khalid or Ivan was through the Cisco Press books that they each authored. Ivan had the famous … Continue reading Viptela SEN – DMVPN Done Right →

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Another Exciting New Beginning – Juniper!

I’ve recently taken on a new Product Management role at Juniper Networks. I will be handling the EX platform. While this is an exciting time for me and I expect to be challenged, it does curtail my independence somewhat as a blogger. That’s the price to pay when you work for a vendor, (even though … Continue reading Another Exciting New Beginning – Juniper! →

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Santa Cruz New Tech Meetup

Since moving to Santa Cruz, I’ve attended two meetups for Santa Cruz New Tech Meetup, which is the 8th largest meetup in the United States. The events are held on the first Wednesday of each month and feature pitches from some of the local tech entrepreneurs in the city. While Santa Cruz isn’t technically Silicon Valley … Continue reading Santa Cruz New Tech Meetup →

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The Etymology of Elephant and Mice Flows

Over the past 3-4 years, the term elephant flows has been used to refer to east-west (machine-to-machine) traffic, such as vMotion, Migration, Backup, and Replication. The term mice flows is used to refer to north-south (user-to-machine) traffic. Why are we using these terms all of a sudden and did they come from? Wikipedia states “It is not clear who … Continue reading The Etymology of Elephant and Mice Flows →

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White Box switch readiness for prime time

Matthew Stone runs Cumulus Networks switches in his production network. He came on the Software Gone Wild podcast recently to talk about his experiences. Cumulus, Pica8, and Big Switch are the three biggest proponents of white box switching. While Pica8 focuses on the Linux abstractions for L2/L3, Pica8 focuses more on the OpenFlow implementation, and Big … Continue reading White Box switch readiness for prime time →