1. Cisco Global Cloud Index: Forecast and Methodology, 2013–2018, Cisco White Paper
2. A data center fabric is critical to a next-generation unified data center, in Cisco White Paper, (2011)
3. Arjun Singh et al., Jupiter rising: A decade of clos topologies and centralized control in google’s datacenter network, in proc. of ACM SIGCOMM2015, (2015), pp.183–197
4. A. Ghiasi, Large data centers interconnect bottlenecks. Opt. Express 23(3), 2085–2090 (2015)
5. D.T. Neilson, Photonics for switching and routing. IEEE J. Sel. Top. Quantum Electron. 12(4), 669–678 (2006)