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<H2><A NAME="SECTION00731000000000000000">6.3.1 Basic Concepts</A></H2>
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A named pipe works much like a regular pipe, but does have some noticeable
differences.
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<UL><LI> Named pipes exist as a device special file in the file system.<LI> Processes of different ancestry can share data through a named pipe.<LI> When all I/O is done by sharing processes, the named pipe remains in
the file system for later use.
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