RIR

RIR definition - telecom
The regional organization responsible for assigning Internet Protocol (IP) addresses to either the National Internet Registry (NIR) or Local Internet Registries (LIRs) that, in turn, assign them to Internet Service Providers (ISPs). The RIR receives IP address assignments from the Internet Assigned Numbers Authority (IANA). RIRs include the following:

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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