Multi-Controller Placement Optimization Using Naked Mole-Rat Algorithm over Software-Defined Networking Environment

<table class="table-group" id="tab10"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Number of controllers (<i>K</i>) at 0.8 SC + 0.2 CC</td><td class="align_center" colspan="3">Number of controlled switches</td></tr><tr class="thead"><td class="align_center">Node (8), Delhi</td><td class="align_center">Node (3), Mumbai</td><td class="align_center">Node (7), Bengaluru</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">2 (NMR/BAT) algorithm</td><td class="align_center">9 switches, nodes: 4, 5, 8–14</td><td class="align_center">7 switches, nodes: 0–3, 6, 7, 15</td><td class="align_center">—</td></tr><tr><td class="align_left">3 (NMR/BAT) algorithm</td><td class="align_center">9 switches, nodes: 4, 5, 8–14</td><td class="align_center">3 switches, nodes: 0, 1, 3</td><td class="align_center">4 switches, nodes: 2, 6, 7, 15</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Ernet: controller placement for <i>K</i> = 2 and 3 using both NMR and BAT at 0.8 SC + 0.2 CC scenario.</div>

Journal of Computer Networks and Communications

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Table 10

Table 10: Multi-Controller Placement Optimization Using Naked Mole-Rat Algorithm over Software-Defined Networking Environment 