Archive for January, 2012

Construct a Leaf Spine design with 40G or 10G? An observation in scaling the fabric.

Filed in Fabrics, Routing, TRILL by on January 25, 2012 45 Comments
Construct a Leaf Spine design with 40G or 10G? An observation in scaling the fabric.

Should you construct a Leaf/Spine fabric with 10G or 40G? In this post I’ll make the simple observation that using 10G interfaces in your leaf/spine fabric scales to more servers than using 40G interfaces, all with the same hardware, bandwidth, and oversubscription. Let’s suppose you’ve decided to build a Leaf/Spine fabric for your data center […]

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