An Active Controller Selection Scheme for Minimizing Packet-In Processing Latency in SDN

<div>One cluster is a partial 4-radix FatTree. A PICA8 3297 switch is divided into ten switches. The number on the figure is the corresponding port number in the pica8 switch.</div>

Security and Communication Networks

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Figure 6

Figure 6: An Active Controller Selection Scheme for Minimizing Packet-In Processing Latency in SDN 