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Also known as: FUP, acceptable use policy
The clause in an unlimited plan's terms that lets the provider throttle, shape, or cancel accounts whose usage sits far outside normal. It exists because a handful of accounts pulling tens of terabytes monthly cost more in transit than the subscription earns. Enforcement is usually a temporary speed reduction rather than termination, and the thresholds are rarely published as figures.
Browse all terms in Providers & Accounts, or see the full Usenet glossary.