Modeling and Algorithm for Multiple Spanning Tree Provisioning in Resilient and Load Balanced Ethernet Networks

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/mpe/volume-2015/676542/figures/676542.fig.002a.svgz" name="676542.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Original input topology</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/mpe/volume-2015/676542/figures/676542.fig.002b.svgz" name="676542.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Normal state VLAN 1 (working)</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/mpe/volume-2015/676542/figures/676542.fig.002c.svgz" name="676542.fig.002c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Backup VLAN 2 for <svg height="12.0599pt" id="M9" style="vertical-align:-2.3616pt" version="1.1" viewbox="-0.0498162 -9.6983 57.7728 12.0599" width="57.7728pt" 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<div>Example of the proposed leaf constrained VLAN protection scheme.</div>

Mathematical Problems in Engineering

fig2

Figure 2

Figure 2: Modeling and Algorithm for Multiple Spanning Tree Provisioning in Resilient and Load Balanced Ethernet Networks 