B4: experience with a globally-deployed software defined wan. - Sushant Jain; Alok Kumar; Subhasree Mandal; Joon Ong; Leon Poutievski; Arjun Singh; Subbaiah Venkata; Jim Wanderer; Junlan Zhou; Min Zhu; Jon Zolla; Urs Hölzle; et al. (SIGCOMM, 2013)

B4 and after: managing hierarchy, partitioning, and asymmetry for availability and scale in google's software-defined WAN. - Chi-Yao Hong; Subhasree Mandal; Mohammad Al-Fares; Min Zhu; Richard Alimi; Kondapa Naidu Bollineni; Chandan Bhagat; Sourabh Jain; Jay Kaimal; Shiyu Liang; Kirill Mendelev; Steve Padgett; et al. (SIGCOMM, 2018)