Re: [mpls] working group last call on draft-ietf-mpls-p2mp-sig-requirement-02.txt - concluded
Loa Andersson <loa@pi.se> Mon, 13 June 2005 12:39 UTC
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Date: Mon, 13 Jun 2005 14:38:41 +0200
From: Loa Andersson <loa@pi.se>
Organization: Acreo AB
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To: Seisho Yasukawa <yasukawa.seisho@lab.ntt.co.jp>
Subject: Re: [mpls] working group last call on draft-ietf-mpls-p2mp-sig-requirement-02.txt - concluded
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Seisho, thansk for taking care of this - and a little bit late this is to announce that the working group last call on draft-ietf-mpls-p2mp-sig-requirement-02.txt has ended. The draft authors should take care of the comments and send the responses together with an updated vesion to mailing list. /Loa Seisho Yasukawa wrote: > Hi, > > Even though we originally intended that it would be > nice to accomplish partial make-before-break > with changing some identifier which only related to > changing portion of the tree and without changing > identifier which related to rest of unchanged portion > of the tree, I agree this is a little bit over-specified requirement. > > We will relax the requirement a little bit. > > Thank you for your useful suggestion. > > Regards, > Seisho > > > At 14:47 05/06/10 -0400, George Swallow wrote: > > >> > The solution SHOULD allow for make-before-break re-optimization of >> > any subdivision of the P2MP LSP (S2L sub-tree, S2X sub-LSP, S2L >> > sub-LSP, X2L sub-tree, B2L sub-tree, X2L tree, or B2L tree) with no >> > impact on the rest of the P2MP LSP (no label reallocation, no change >> > in identifiers, etc.). >> >> Clearly in order to do make-before-break, some ID has to change. And in >> most cases the message that initiates the change will have to pass >> through some nodes that aren't affected by the change. So the >> requirement seems to be a bit over-specified. >> >> I'm glad it's just a *SHOULD*. It would be nice if you could say which >> identifiers, but as were trying to be protocol neutral, that's a bit >> difficult. >> >> Perhaps a more abstract requirement should be made? Such as: >> >> > The solution SHOULD allow for make-before-break re-optimization of >> > any subdivision of the P2MP LSP (S2L sub-tree, S2X sub-LSP, S2L >> > sub-LSP, X2L sub-tree, B2L sub-tree, X2L tree, or B2L tree). >> > Further is SHOULD do so minimizing the signalling impact on the rest >> > of the P2MP LSP and without affecting the ability of the management >> > plane to the LSP. >> >> ...George >> >> >> ======================================================================== >> George Swallow Cisco Systems (978) 936-1398 >> 1414 Massachusetts Avenue >> Boxborough, MA 01719 > > > -- Loa Andersson Principal Networking Architect Acreo AB phone: +46 8 632 77 14 Isafjordsgatan 22 mobile: +46 739 81 21 64 Kista, Sweden email: loa.andersson@acreo.se loa@pi.se _______________________________________________ mpls mailing list mpls@lists.ietf.org https://www1.ietf.org/mailman/listinfo/mpls
- Re: [mpls] working group last call ondraft-ietf-m… Seisho Yasukawa
- Re: [mpls] working group last call on draft-ietf-… Loa Andersson