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IPv6 Path MTU Option

Document Type Expired Internet-Draft (individual)
Expired & archived
Author Erik Kline
Last updated 2020-01-09 (Latest revision 2019-07-08)
RFC stream (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document describes an IPv6 Neighbor Discovery (ND) Path MTU Option (PMO) for inclusion in Router Advertisements (RAs). This allows some environments greater flexibility to support, for example, a higher MTU for on-link or intra-administrative-domain communications than for broader Internet communications.


Erik Kline

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