Port 445 is used by Microsoft (nasdaq: MSFT - news - people ) Windows to share files, printers, serial ports and to communicate between computers.

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The smaller models of the Digital Studio series use a built-in graphics adapter in the Intel 810 chipset, the circuitry that is normally used to control other components of the motherboard such as the PCI bus, and the serial and parallel ports.

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It will be easier to add peripherals when PCs are free of internal slots and conventional serial and parallel external ports, Whalley adds.

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The battle is still being played out, so expect to see universal serial bus (wireline) charging ports on handsets for several more years.

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Traditionally, computers have a port to transfer video of their screen, and separate ports, such as USB (Universal Serial Bus), FireWire, and PCI Express (Peripheral Component Interconnect Express), among others that are less well known.

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