RE: [mpls] Updates to draft-ietf-ccamp-mpls-graceful-shutdown
"AISSAOUI Mustapha" <Mustapha.Aissaoui@alcatel-lucent.com> Thu, 06 November 2008 18:14 UTC
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Subject: RE: [mpls] Updates to draft-ietf-ccamp-mpls-graceful-shutdown
Date: Thu, 06 Nov 2008 12:04:48 -0600
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Thread-Topic: [mpls] Updates to draft-ietf-ccamp-mpls-graceful-shutdown
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From: AISSAOUI Mustapha <Mustapha.Aissaoui@alcatel-lucent.com>
To: "Zafar Ali (zali)" <zali@cisco.com>, Lou Berger <lberger@labn.net>
Cc: mpls@ietf.org, "Newton, Jonathan" <Jonathan.Newton@cw.com>, jpv@cisco.com, ccamp@ops.ietf.org, "Anca Zamfir (ancaz)" <ancaz@cisco.com>
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Hi Ali, I have an issue with not providing backwards compatibility with the "Notify" error code and the error sub-codes for link and node maintenance defined in RFC 4736. This draft has been using these codes for almost four years now and it is not acceptable they get changed in last call. Furthermore, draft-ietf-mpls-gmpls-lsp-reroute-02.txt suggests backwards compatibility must be provided when required. I believe this is one of those cases. When draft-ietf-mpls-gmpls-lsp-reroute-02.txt passes WG last call, it makes perfect sense to require new applications to start using it. Regards, Mustapha. > -----Original Message----- > From: mpls-bounces@ietf.org [mailto:mpls-bounces@ietf.org] On > Behalf Of Zafar Ali (zali) > Sent: Wednesday, October 29, 2008 12:35 PM > To: Lou Berger > Cc: mpls@ietf.org; Newton, Jonathan; jpv@cisco.com; > ccamp@ops.ietf.org; Anca Zamfir (ancaz) > Subject: Re: [mpls] Updates to draft-ietf-ccamp-mpls-graceful-shutdown > > Hi Lou- > > > -----Original Message----- > > From: owner-ccamp@ops.ietf.org > > [mailto:owner-ccamp@ops.ietf.org] On Behalf Of Lou Berger > > Sent: Wednesday, October 29, 2008 11:56 AM > > To: Zafar Ali (zali) > > Cc: Lou Berger; Adrian Farrel; ccamp@ops.ietf.org; mpls@ietf.org; > > jpv@cisco.com; Anca Zamfir (ancaz); Newton, Jonathan > > Subject: Re: Updates to draft-ietf-ccamp-mpls-graceful-shutdown > > > > Zafar, > > > > Why does the document define new error codes (and why 4)? > Is it that > > the reroute document isn't sufficient clear on how to > indicated each > > of the 4? Is it some other reason? > > > > This is because headend may be able to compute alternate > route ("reroute" action) for mb4b differently, depending on > the resource under graceful shutdown, as detailed in the > document. Hence one code is define for TE node, TE link, > component link of a bundled TE link, and label resource, each. > > Thanks > > Regards... Zafar > > <snip> > _______________________________________________ > mpls mailing list > mpls@ietf.org > https://www.ietf.org/mailman/listinfo/mpls >
- Updates to draft-ietf-ccamp-mpls-graceful-shutdown Zafar Ali (zali)
- Re: Updates to draft-ietf-ccamp-mpls-graceful-shu… Lou Berger
- RE: Updates to draft-ietf-ccamp-mpls-graceful-shu… Zafar Ali (zali)
- RE: Updates to draft-ietf-ccamp-mpls-graceful-shu… Lou Berger
- RE: [mpls] Updates to draft-ietf-ccamp-mpls-grace… AISSAOUI Mustapha
- RE: [mpls] Updates to draft-ietf-ccamp-mpls-grace… Zafar Ali (zali)