The international store and forward network consisting of all the world's connected Unix machines (and others running some clone of the UUCP software). Any machine reachable only via a bang path is on UUCPNET. See network address.

[Jargon File]

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Nearby terms:

UTRC « UTSL « uucp « UUCPNET » uudecode » uuencode » UUNET PIPEX