Taking the same 40 racks, if pushed to 90 percent capacity on average, and upgrading the existing server base over the next 2 years to 1U servers would support 1, 520 physical servers.

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The KDDI system, is able to detect more complex behaviour by using analytical software - held on a server back at base - to match patterns of common movements.

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The company has also struggled broadening the base for its Itanium high-end server chip (See "Intel Kicks Off Overhaul").

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But Mowrey concedes that Microsoft does have formidable threats on the horizon, including gains by Apple in its installed base of Macs, as well as Linux on the server and the apparent flop of the Zune player and platform.

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But Mowrey concedes that Microsoft does have formidable threats on the horizon, including gains by Apple (nasdaq: AAPL - news - people ) in its installed base of Macs, as well as Linux on the server and the apparent flop of the Zune player and platform.

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Enterprise customers constitute a huge proportion of its overall customer base that use its Blackberry phones to connect to its enterprise server and send secure encrypted messages.

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