40 Gbps & 100 Gbps cabling infrastucture

I have been working on putting in the new Nexus equipment with 40/100 Gbps capability over the past few months.  After searching around today I found this link this page, wish I had found it earlier!  Good summary of technology and infrastructure requirements including Link Loss Budgets.

http://www.cablinginstall.com/articles/print/volume-18/issue-11/features/data-center-migrating-to-40-and-100g-with-om3-and-om4-connectivity.html