Ayman Haggag 2021. Benchmarking and Performance Analysis of Software Defined Networking Controllers in Normal and Failsafe Operations using Multiple Redundant Controllers. Turkish Journal of Computer and Mathematics Education (TURCOMAT). 12, 13 (Jun. 2021), 5192–5202. DOI:https://doi.org/10.17762/turcomat.v12i13.9706.