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<p>(ICT) sector. The networking portion of a data center is accounted to consume around 15% of overall cyber energy usage. Around 15.6 billion kWh of energy was utilized solely by the communication infrastructure within the data centers worldwide in 2010. The energy consumption by the network infrastructure within a data center is expected to increase to around 50% in data centers. <a href="page.php?w=IEEE_802.3az">IEEE 802.3az</a> standard has been standardized in 2011 that make use of adaptive link rate technique for energy efficiency. Moreover,</p><p>
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