Thanks Lucy for your suggestions. I'll make these changes as part of the IESG review process.
Marc > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Lucy yong > Sent: Wednesday, November 13, 2013 6:07 PM > To: LASSERRE, MARC (MARC) > Cc: [email protected] > Subject: [nvo3] comments RE: I-D Action: > draft-ietf-nvo3-framework-04.txt > > Marc, > > Text: > NVO3 Network: An overlay network that provides an Layer2 (L2) or > Layer3 (L3) service to Tenant Systems over an L3 > underlay network > using the architecture and protocols as defined by the > NVO3 Working > Group. > > This is a clear definition. > > However, in section 2.1, the text and draw are a bit fuzzy. > > Figure 2 depicts a DC reference model for network > virtualization > using L3 (IP/MPLS) overlays where NVEs provide a logical > interconnect between Tenant Systems that belong to a > specific VN. > > Comment: why use L3 (IP/MPLS) overlays in the general reference model? > > > > +--------+ +--------+ > | Tenant +--+ +----| Tenant | > | System | | (') | System | > +--------+ | ................. ( ) +--------+ > | +---+ +---+ (_) > +--|NVE|---+ +---|NVE|-----+ > +---+ | | +---+ > / . +-----+ . > / . +--| NVA | . > / . | +-----+ . > | . | . > | . | L3 Overlay +--+--++--------+ > +--------+ | . | Network | NVE || Tenant | > | Tenant +--+ . | | || System | > | System | . \ +---+ +--+--++--------+ > +--------+ .....|NVE|......... > +---+ > | > | > ===================== > | | > +--------+ +--------+ > | Tenant | | Tenant | > | System | | System | > +--------+ +--------+ > > Figure 2 : Generic reference model for DC network > virtualization > over a Layer3 (IP) infrastructure > > IMO: Figure title and the above text are not consistent. > > Suggested text: > > Figure 2 depicts a DC reference model for network > virtualization > overlay where NVEs provide a logical interconnect > between Tenant > Systems that belong to a specific VN. > > > replace "L3 Overlay Network" in the figure with "Overlay > Network", and explain that the overlay network boundary is at > NVEs. (i.e. shown as the dotted box). The line between > NVE-NVA represents the interface between each NVE and an NVA. > BTW, there is a missing line between one NVE and NVA in the draw. > > > Thanks, > Lucy > > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of [email protected] > Sent: Tuesday, November 12, 2013 11:13 AM > To: [email protected] > Cc: [email protected] > Subject: [nvo3] I-D Action: draft-ietf-nvo3-framework-04.txt > > > A New Internet-Draft is available from the on-line > Internet-Drafts directories. > This draft is a work item of the Network Virtualization > Overlays Working Group of the IETF. > > Title : Framework for DC Network Virtualization > Author(s) : Marc Lasserre > Florin Balus > Thomas Morin > Nabil Bitar > Yakov Rekhter > Filename : draft-ietf-nvo3-framework-04.txt > Pages : 25 > Date : 2013-11-12 > > Abstract: > This document provides a framework for Network > Virtualization over > L3 (NVO3) and it defines a reference model along with logical > components required to design a solution. > > > The IETF datatracker status page for this draft is: > https://datatracker.ietf.org/doc/draft-ietf-nvo3-framework > > There's also a htmlized version available at: > http://tools.ietf.org/html/draft-ietf-nvo3-framework-04 > > A diff from the previous version is available at: > http://www.ietf.org/rfcdiff?url2=draft-ietf-nvo3-framework-04 > > > 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. > > Internet-Drafts are also available by anonymous FTP at: > ftp://ftp.ietf.org/internet-drafts/ > > _______________________________________________ > nvo3 mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/nvo3 > _______________________________________________ > nvo3 mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/nvo3 > _______________________________________________ nvo3 mailing list [email protected] https://www.ietf.org/mailman/listinfo/nvo3
