Integrating Network File Access

Utilities such as ftp and tftp are standalone applications operating at the Application layer of the TCP/IP protocol stack. These utilities were a great advance at the time of their appearance, and they are still useful in some contexts, but since then, vendors and Internet visionaries have looked for more versatile solutions. Their goal is to seamlessly integrate remote file access with local file access, so that local and remote resources appear together within a common interface. (Consider, for instance, the browsable file shares available through the Network Explorer interface in Windows.)

As you learned in Hour 7, “The Application Layer,” part of this integrated network file access requires a redirector (or ...

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