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Power over Ethernet

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ALSO CALLED: PoE
DEFINITION: Power over Ethernet (PoE) is a technology for wired Ethernet LANs (local area networks) that allows the electrical current, necessary for the operation of each device, to be carried by the data cables rather than by power cords. This minimizes the number of wires that must be strung in order to install the network. The result is lower cost, less downtime, easier maintenance, and greater installation  … 
Definition continues below.
Power over Ethernet Multimedia (View All Report Types)
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WEBCAST: This informative resource explores one company's Ethernet adapter and how you can consolidate your LAN/SAN traffic on one network, lowering costs and simplifying management.
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Unified Networking with Intel® Ethernet 10 Gigabit Server Adapters and NetApp Storage
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WEBCAST: Unified networking technologies from Intel and NetApp let you converge your network and storage traffic onto a single 10 gigabit Ethernet fabric. In this demo, we'll show you how to reduce network complexity while providing the performance you require.
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Intel
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POWER OVER ETHERNET DEFINITION (continued): …  flexibility than with traditional wiring.For PoE to work, the electrical current must go into the data cable at the power-supply end, and come out at the device end, in such a way that the current is kept separate from the data signal so that neither interferes with the other. The current enters the cable by means of a component called an injector. If the device at the other end of the cable is PoE compatible, then that device will function properly without modification. If the device is not PoE compatible, then a component called a picker or tap must be installed to remove the current from the … 
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