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<p>media, such as <a href="page.php?w=Ethernet">Ethernet</a> and <a href="page.php?w=Fibre_Channel">Fibre Channel</a></p>

<p><big> External virtualization </big></p>
<p>External network virtualization combines or subdivides one or more <a href="page.php?w=local_area_network">local area network</a>s (LANs) into virtual networks to improve a large network's or data center's efficiency. A virtual local area network (VLAN) and <a href="page.php?w=network_switch">network switch</a> comprise the key components. Using this technology, a <a href="page.php?w=system_administrator">system administrator</a></p><p>
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