Re: [Dots] WGLC on draft-ietf-dots-architecture-08
<mohamed.boucadair@orange.com> Fri, 30 November 2018 12:16 UTC
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From: mohamed.boucadair@orange.com
To: "Konda, Tirumaleswar Reddy" <TirumaleswarReddy_Konda@McAfee.com>
CC: "dots@ietf.org" <dots@ietf.org>
Thread-Topic: WGLC on draft-ietf-dots-architecture-08
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Date: Fri, 30 Nov 2018 12:16:46 +0000
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Subject: Re: [Dots] WGLC on draft-ietf-dots-architecture-08
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Re-, Please see inline. Cheers, Med > -----Message d'origine----- > De : Konda, Tirumaleswar Reddy [mailto:TirumaleswarReddy_Konda@McAfee.com] > Envoyé : vendredi 30 novembre 2018 11:58 > À : BOUCADAIR Mohamed TGI/OLN; Xialiang (Frank, Network Integration > Technology Research Dept); Roman Danyliw; dots@ietf.org > Objet : RE: WGLC on draft-ietf-dots-architecture-08 > > > -----Original Message----- > > From: mohamed.boucadair@orange.com <mohamed.boucadair@orange.com> > > Sent: Friday, November 30, 2018 12:37 PM > > To: Xialiang (Frank, Network Integration Technology Research Dept) > > <frank.xialiang@huawei.com>; Konda, Tirumaleswar Reddy > > <TirumaleswarReddy_Konda@McAfee.com>; Roman Danyliw <rdd@cert.org>; > > dots@ietf.org > > Subject: RE: WGLC on draft-ietf-dots-architecture-08 > > > > This email originated from outside of the organization. Do not click links > or > > open attachments unless you recognize the sender and know the content is > safe. > > > > Hi Frank, > > > > Please see inline. > > > > Cheers, > > Med > > > > > -----Message d'origine----- > > > De : Xialiang (Frank, Network Integration Technology Research Dept) > > > [mailto:frank.xialiang@huawei.com] > > > Envoyé : vendredi 30 novembre 2018 01:44 À : Konda, Tirumaleswar > > > Reddy; BOUCADAIR Mohamed TGI/OLN; Roman Danyliw; dots@ietf.org > > Objet : > > > 答复: WGLC on draft-ietf-dots-architecture-08 > > > > > > Hi Tiru and Med, > > > Please see inline: > > > > > > -----邮件原件----- > > > 发件人: Dots [mailto:dots-bounces@ietf.org] 代表 Konda, Tirumaleswar > > Reddy > > > 发送时间: 2018年11月30日 0:03 > > > 收件人: mohamed.boucadair@orange.com; Roman Danyliw <rdd@cert.org>; > > > dots@ietf.org > > > 主题: Re: [Dots] WGLC on draft-ietf-dots-architecture-08 > > > > > > > -----Original Message----- > > > > From: mohamed.boucadair@orange.com > > <mohamed.boucadair@orange.com> > > > > Sent: Thursday, November 29, 2018 7:35 PM > > > > To: Konda, Tirumaleswar Reddy > > <TirumaleswarReddy_Konda@McAfee.com>; > > > > Roman Danyliw <rdd@cert.org>; dots@ietf.org > > > > Subject: RE: WGLC on draft-ietf-dots-architecture-08 > > > > > > > > This email originated from outside of the organization. Do not click > > > > links or open attachments unless you recognize the sender and know > > > > the > > > content is safe. > > > > > > > > Tiru, > > > > > > > > Please see inline. > > > > > > > > Cheers, > > > > Med > > > > > > > > > -----Message d'origine----- > > > > > De : Konda, Tirumaleswar Reddy > > > > > [mailto:TirumaleswarReddy_Konda@McAfee.com] > > > > > Envoyé : jeudi 29 novembre 2018 14:25 À : BOUCADAIR Mohamed > > > > > TGI/OLN; Roman Danyliw; dots@ietf.org Objet : > > > > > RE: WGLC on draft-ietf-dots-architecture-08 > > > > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > From: Dots <dots-bounces@ietf.org> On Behalf Of > > > > > > mohamed.boucadair@orange.com > > > > > > Sent: Thursday, November 29, 2018 2:01 PM > > > > > > To: Roman Danyliw <rdd@cert.org>; dots@ietf.org > > > > > > Subject: Re: [Dots] WGLC on draft-ietf-dots-architecture-08 > > > > > > > > > > > > > > > > > > > > > > > > Hi Roman, all, > > > > > > > > > > > > I support this draft to be sent to the IESG for publication. > > > > > > > > > > > > Some easy-to-fix comment, though: > > > > > > > > > > > > (1) The document cites [I-D.ietf-dots-requirements] in may > > > > > > occurrences. I suggest these citations to be more specific, that > > > > > > is to point the specific > > > > > REQ# or > > > > > > the section. Doing so would help readers not familiar with DOTS > > > > > > documents > > > > > to > > > > > > easily link the various pieces. > > > > > > > > > > > > (2) I used to point people to the DOTS architecture I-D when I > > > > > > receive comments/questions about the notion of "DOTS session" > > > > > > and to the Requirements I-D for clarification about DOTS > > > > > > channels. It seems that some clarifications are needed in the > > > > > > architecture I-D to explain for readers > > > > > not > > > > > > familiar with all DOTS documents, for example: > > > > > > - the link with the underlying transport sessions/connections > > > > > > and security associations. > > > > > > - mitigations are not bound to a DOTS session but to a DOTS > > > client/domain. > > > [Frank]: is there some specific examples to clarify this point I feel > > > we don't explain the use cases and the benefits well enough in current > > > drafts, or maybe I missed something. > > > > > > > [Med] Adding the clarification I proposed into the architecture I-D would > fix this, > > IMHO. > > > > FWIW, we do have text for this in the protocol I-Ds, e.g., > > > > == > > In both DOTS signal and data channel sessions, the DOTS client MUST > > authenticate itself to the DOTS server (Section 8). The DOTS server > > MAY use the algorithm presented in Section 7 of [RFC7589] to derive > > the DOTS client identity or username from the client certificate. > > The DOTS client identity allows the DOTS server to accept mitigation > > requests with scopes that the DOTS client is authorized to manage. > > > > The DOTS server couples the DOTS signal and data channel sessions > > using the DOTS client identity and optionally the 'cdid' parameter > > value, so the DOTS server can validate whether the aliases conveyed > > in the mitigation request were indeed created by the same DOTS client > > using the DOTS data channel session. If the aliases were not created > > by the DOTS client, the DOTS server MUST return 4.00 (Bad Request) in > > the response. > > > > The DOTS server couples the DOTS signal channel sessions using the > > DOTS client identity and optionally the 'cdid' parameter value, and > > the DOTS server uses 'mid' and 'cuid' Uri-Path parameter values to > > detect duplicate mitigation requests. If the mitigation request > > contains the 'alias-name' and other parameters identifying the target > > resources (such as 'target-prefix', 'target-port-range', 'target- > > fqdn', or 'target-uri'), the DOTS server appends the parameter values > > in 'alias-name' with the corresponding parameter values in 'target- > > prefix', 'target-port-range', 'target-fqdn', or 'target-uri'. > > Most of the details in the above paragraphs are protocol specific and > discussed in the signal channel draft, no need to re-iterate in the > architecture draft. > [Med] It seems that you misunderstood the comments: I'm not suggesting to have this included in the arch draft. Franck said "we don't explain the use cases and the benefits well enough in current drafts, or maybe I missed something". The expert above is to show that the expected behavior is already covered in the protocols I-Ds, but some changes are still required to the arch I-D.
- [Dots] WGLC on draft-ietf-dots-architecture-08 Roman Danyliw
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Panwei (William)
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- [Dots] 答复: WGLC on draft-ietf-dots-architecture-08 Xialiang (Frank, Network Integration Technology Research Dept)
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 mohamed.boucadair
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Konda, Tirumaleswar Reddy
- Re: [Dots] WGLC on draft-ietf-dots-architecture-08 Roman Danyliw