Chuanxiong Guo Guohan Lu Helen J. Wang Shuang Yang Chao Kong Peng Sun Wenfei Wu Yongguang Zhang SecondNet: a data center network virtualization architecture with bandwidth guarantees. 15 2010 CoNEXT http://doi.acm.org/10.1145/1921168.1921188 conf/conext/2010 db/conf/conext/conext2010.html#GuoLWYKSWZ10