On 9 May 2015, at 1:53, John Levine wrote:
What's the rule of thumb for number of hosts per switch, cascaded switches vs. routers, and whatever else one needs to design a dense network like this?
Most of the major switch vendors have design guides and other examples like this available (this one is Cisco-specific): <http://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Data_Center/VMDC/3-0-1/DG/VMDC_3-0-1_DG/VMDC301_DG3.html> Some organizations like Facebook have also taken the time to write up their approaches and make them publicly available: <https://code.facebook.com/posts/360346274145943/introducing-data-center-fabric-the-next-generation-facebook-data-center-network/> ----------------------------------- Roland Dobbins <rdobbins@arbor.net>