IETF: End Work on IPv4

Document Type Replaced Internet-Draft (individual)
Last updated 2016-10-17
Replaced by draft-ietf-sunset4-ipv6-ietf
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


The IETF will stop working on IPv4, except where needed to mitigate documented security issues, to facilitate the transition to IPv6, or to enable IPv4 decommissioning.


Lee Howard (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)