Category Archives: SDN

Software Defined Networking Posts mainly around Cisco ACI and VMware NSX

VMworld 2017 Barcelona

There is a saying that “The early bird catches the worm!” but I say “but it’s the 2nd mouse that gets the cheese!” In short apologies for the lateness of this post 🙂 This year was my first year as … Continue reading

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My Journey with VMware NSX

A few times recently I have been asked how I went about expanding my skill set to include software defined networking solutions after being a “traditional networker” for the past 20 years. So here is my story so far. Three … Continue reading

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CCIE Program Refresh, My thoughts.

The world of technology as we know is changing fast, faster than many predicted. This is certainly true in the data center. In the “Old days” (more than 3 years ago) most of my time was spent evangelising a particular … Continue reading

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Where’s the Tyrrel gone?

Those that know me, will be well aware that I’m no stranger to the inside of a saloon, and it was during one of these evenings that I got into a debate on Formula 1, now I don’t really follow … Continue reading

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#EngineersUnplugged ACI Edition with Colin Lynch and Hal Rottenburg

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Colin Lynch and Joe Onisick Talk Cisco ACI

Listen to Cisco Champion radio with Joe Onisick @jonisick and Colin Lynch @UCSguru on Cisco ACI and Nexus 9000 hosted by Amy Lewis @CommsNinja http://recordings.talkshoe.com/TC-132150/TS-828758.mp3

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The SDN Meteor is coming

When you next look up at the night sky, you may see a bright spec in the distance, and that bright spec is set to get a lot brighter. The spec of which I speak is Software Defined Networking (SDN) … Continue reading

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Cols Guide to… VXLAN

Your indispensible guides to making your IT life simpler. So what is VXLAN and why do we need it? Well put simply it’s VLAN with an X in the middle 🙂 the X standing for eXtensible. VXLAN was a joint … Continue reading

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My initial thoughts on SDN

Hi All As you all know I have been a Cisco UCS Specialist for the past 3 years, but I have recently also been made the Subject Matter Expert (SME) for Software Defined Networking (SDN) Now don’t worry I am … Continue reading

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