Re: [netext] #12: missing considerations on how to maintain consistent forwarding policies
Carlos Jesús Bernardos Cano <cjbc@it.uc3m.es> Thu, 14 February 2013 21:20 UTC
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From: Carlos Jesús Bernardos Cano <cjbc@it.uc3m.es>
To: pierrick.seite@orange.com
Date: Thu, 14 Feb 2013 22:20:33 +0100
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Cc: 'netext issue tracker' <trac+netext@trac.tools.ietf.org>, "netext@ietf.org" <netext@ietf.org>, "draft-ietf-netext-pmipv6-flowmob@tools.ietf.org" <draft-ietf-netext-pmipv6-flowmob@tools.ietf.org>
Subject: Re: [netext] #12: missing considerations on how to maintain consistent forwarding policies
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Hi Pierrick, Please see inline below. On Thu, 2013-02-14 at 10:49 +0000, pierrick.seite@orange.com wrote: > Hi, > > Clearly, I'm not suggesting to describe mechanism for policy > alignment, let alone specifying MN-MAG signaling. OK, glad we are on the same page :D > > Annex giving example on what can be done with L2 signaling may help. > However, I think, the draft should state simple and clear assumptions > on mobility control to avoid ambiguity on policy alignment. Basically, > I suggest to add the following assumption (at least for prefix sharing > scenario): > > The MN makes the final IP flow mobility decision, then the LMA follows > that decision and update its forwarding state accordingly. Note that, > It does not prevent network initiated mobility, the network still > could trigger mobility on the MN side via out-of-band mechanisms (e.g. > 3GPP/ANDSF sends updated routing policies to the MN)... Actually, I'm > suggesting the following statement "the MN always makes the final > decision" OK, let me add some text along those lines in the next version of the draft. Thanks! > > Pierrick > > > -----Message d'origine----- > > De : netext-bounces@ietf.org [mailto:netext-bounces@ietf.org] De la > > part de netext issue tracker > > Envoyé : mercredi 13 février 2013 19:25 > > À : draft-ietf-netext-pmipv6-flowmob@tools.ietf.org; cjbc@it.uc3m.es > > Cc : netext@ietf.org > > Objet : Re: [netext] #12: missing considerations on how to maintain > > consistent forwarding policies > > > > #12: missing considerations on how to maintain consistent forwarding > > policies > > > > > > Comment (by cjbc@it.uc3m.es): > > > > (apologies for not addressing this until now) > > > > I agree policy consistency is critical, and this is actually reflected > > in the draft. However, since the charter does not allows any type of > > IP signaling between the MAG and LMA, specifying any type of policy > > alignment signaling as part of the document seems to be clearly out of > > the scope. > > The consensus I got from the WG (based on current charter boundaries) > > was to leave that unspecified, so it can be done using L2 signaling > > for example (and be specified by other SDOs). > > > > Do you have any suggestion on how to give clues without specifying a > > solution in the document? Would it be enough to provide informative > > examples (e.g., conveying that info as part of L2 signaling)? > > > > -- > > -------------------------------------+--------------------------------- > > - > > -------------------------------------+--- > > Reporter: | Owner: draft-ietf-netext- > > pierrick.seite@orange.com | pmipv6-flowmob@tools.ietf.org > > Type: defect | Status: new > > Priority: major | Milestone: > > Component: pmipv6-flowmob | Version: > > Severity: Active WG Document | Resolution: > > Keywords: | > > -------------------------------------+--------------------------------- > > - > > -------------------------------------+--- > > > > Ticket URL: > > <https://trac.tools.ietf.org/wg/netext/trac/ticket/12#comment:1> > > netext <http://tools.ietf.org/netext/> > > > > _______________________________________________ > > netext mailing list > > netext@ietf.org > > https://www.ietf.org/mailman/listinfo/netext > > _________________________________________________________________________________________________________________________ > > Ce message et ses pieces jointes peuvent contenir des informations confidentielles ou privilegiees et ne doivent donc > pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez le signaler > a l'expediteur et le detruire ainsi que les pieces jointes. Les messages electroniques etant susceptibles d'alteration, > France Telecom - Orange decline toute responsabilite si ce message a ete altere, deforme ou falsifie. Merci. > > This message and its attachments may contain confidential or privileged information that may be protected by law; > they should not be distributed, used or copied without authorisation. > If you have received this email in error, please notify the sender and delete this message and its attachments. > As emails may be altered, France Telecom - Orange is not liable for messages that have been modified, changed or falsified. > Thank you. >
- [netext] #12: missing considerations on how to ma… netext issue tracker
- Re: [netext] #12: missing considerations on how t… netext issue tracker
- Re: [netext] #12: missing considerations on how t… pierrick.seite
- Re: [netext] #12: missing considerations on how t… Carlos Jesús Bernardos Cano