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Neighbor Cache Entries on First-Hop Routers: Operational Considerations

Document Type Replaced Internet-Draft (v6ops WG)
Author Jen Linkova
Last updated 2019-07-25 (Latest revision 2019-07-05)
Replaced by draft-ietf-v6ops-nd-cache-init
Stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Expired & archived
Stream WG state Candidate for WG Adoption
Document shepherd (None)
IESG IESG state Replaced by draft-ietf-v6ops-nd-cache-init
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD (None)
Send notices to (None)
This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at:


Neighbor Discovery (RFC4861) is used by IPv6 nodes to determine the link-layer addresses of neighboring nodes as well as to discover and maintain reachability information. This document discusses how the neighbor discovery state machine on a first-hop router is causing user-visible connectivity issues when a new (not being seen on the network before) IPv6 address is being used.


Jen Linkova

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