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Re: [trill] I-D Action: draft-ietf-trill-centralized-replication-10.txt

Donald Eastlake <d3e3e3@gmail.com> Mon, 30 October 2017 02:51 UTC

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From: Donald Eastlake <d3e3e3@gmail.com>
Date: Sun, 29 Oct 2017 22:50:56 -0400
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Subject: Re: [trill] I-D Action: draft-ietf-trill-centralized-replication-10.txt
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Hi,

Thanks to Hao Weiguo for updating this draft.

The -09 version had changes intended to resolve the comments in Alia's
AD review. This -10 version just fixes a few small nits.

Thanks,
Donald (document Shepherd)
===============================
 Donald E. Eastlake 3rd   +1-508-333-2270 (cell)
 155 Beaver Street, Milford, MA 01757 USA
 d3e3e3@gmail.com


On Sun, Oct 29, 2017 at 10:07 PM,  <internet-drafts@ietf.org> wrote:
>
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the Transparent Interconnection of Lots of Links WG of the IETF.
>
>         Title           : Centralized Replication for Active-Active BUM Traffic
>         Authors         : Weiguo Hao
>                           Yizhou Li
>                           Muhammad Durrani
>                           Sujay Gupta
>                           Andrew Qu
>         Filename        : draft-ietf-trill-centralized-replication-10.txt
>         Pages           : 17
>         Date            : 2017-10-29
>
> Abstract:
>    In TRILL active-active access, an RPF check failure issue may occur
>    when using the pseudo-nickname mechanism specified in RFC 7781. This
>    draft describes a solution to resolve this RPF check failure issue
>    through centralized replication. All ingress RBridges send BUM
>    (Broadcast, Unknown unicast and Mutlicast) traffic to a centralized
>    node with unicast TRILL encapsulation. When the centralized node
>    receives the BUM traffic, it decapsulates the packets and forwards
>    them to their destination RBridges using a distribution tree
>    established as per TRILL base protocol RFC 6325. To avoid RPF check
>    failure on a RBridge sitting between the ingress RBridge and the
>    centralized replication node, some change in the RPF calculation
>    algorithm is required. RPF checks on each RBridge should be
>    calculated as if the centralized node was the ingress RBridge,
>    instead of being calculated using the actual ingress RBridge.
>
>
>
>
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-trill-centralized-replication/
>
> There are also htmlized versions available at:
> https://tools.ietf.org/html/draft-ietf-trill-centralized-replication-10
> https://datatracker.ietf.org/doc/html/draft-ietf-trill-centralized-replication-10
>
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-trill-centralized-replication-10
>
>
> 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/
>
> _______________________________________________
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