FYI: This is a proposal to improve the way that IS-IS does areas. A level 1 area can now be a transit without injecting its topology into level 2.
As always, comments are most welcome. Regards, Tony > Begin forwarded message: > > From: internet-dra...@ietf.org > Subject: New Version Notification for draft-li-area-abstraction-00.txt > Date: June 29, 2018 at 3:28:05 PM PDT > To: "Tony Li" <tony...@tony.li> > > > A new version of I-D, draft-li-area-abstraction-00.txt > has been successfully submitted by Tony Li and posted to the > IETF repository. > > Name: draft-li-area-abstraction > Revision: 00 > Title: Level 1 Area Abstraction for IS-IS > Document date: 2018-06-28 > Group: Individual Submission > Pages: 6 > URL: > https://www.ietf.org/internet-drafts/draft-li-area-abstraction-00.txt > Status: https://datatracker.ietf.org/doc/draft-li-area-abstraction/ > Htmlized: https://tools.ietf.org/html/draft-li-area-abstraction-00 > Htmlized: > https://datatracker.ietf.org/doc/html/draft-li-area-abstraction > > > Abstract: > Link state routing protocols have hierarchical abstraction already > built into them. However, when lower levels are used for transit, > they must expose their internal topologies, leading to scale issues. > > To avoid this, this document discusses extensions to the IS-IS > routing protocol that would allow level 1 areas to provide transit, > yet only inject an abstraction of the topology into level 2. > > > > > Please note that it may take a couple of minutes from the time of submission > until the htmlized version and diff are available at tools.ietf.org. > > The IETF Secretariat >
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