IANA
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... case, IP address prefixes that had once been reserved by the Internet
Assigned Numbers Authority (IANA) were embedded in a router product
so that it can automatically discard packets that appear to have
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... IP address blocks become encumbered by their historical
use. This may interfere with the ability of the Internet Assigned
Numbers Authority (IANA) and the Internet Registry (IR) hierarchy to
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... RFC 2606 [2] defines the IANA-reserved "example.com", "example.net",
and "example.org" domains for use in example configurations and
...