Least-Common Scope Communications

Document Type Expired Internet-Draft (individual)
Authors Dusan Mudric  , Alexandre Petrescu 
Last updated 2021-05-18 (latest revision 2020-11-14)
Stream (None)
Intended RFC status (None)
Expired & archived
plain text xml htmlized pdfized bibtex
Stream Stream state (No stream defined)
Consensus Boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date
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This Internet-Draft is no longer active.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


This draft formulates a security problem statement. The problem arises when a Host uses its Global Unicast Address (GUA) to communicate with another Host situated on the same link. To address this problem, we suggest to select and use addresses of a least scope that are common.


Dusan Mudric (dmudric@ciena.com)
Alexandre Petrescu (alexandre.petrescu@cea.fr)

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