Re: [tcpm] WGLC comments addressed in draft-ietf-tcpm-converters-09?

<mohamed.boucadair@orange.com> Thu, 19 September 2019 06:20 UTC

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From: <mohamed.boucadair@orange.com>
To: "philip.eardley@bt.com" <philip.eardley@bt.com>, "Michael.Scharf@hs-esslingen.de" <Michael.Scharf@hs-esslingen.de>, "tcpm@ietf.org" <tcpm@ietf.org>
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Thread-Topic: WGLC comments addressed in draft-ietf-tcpm-converters-09?
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Date: Thu, 19 Sep 2019 06:20:26 +0000
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Subject: Re: [tcpm] WGLC comments addressed in draft-ietf-tcpm-converters-09?
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Hi Phil, 

Will add these notes. Thanks.

Cheers,
Med

> -----Message d'origine-----
> De : philip.eardley@bt.com [mailto:philip.eardley@bt.com]
> Envoyé : mercredi 18 septembre 2019 18:12
> À : BOUCADAIR Mohamed TGI/OLN; Michael.Scharf@hs-esslingen.de;
> tcpm@ietf.org
> Cc : tcpm-chairs@ietf.org
> Objet : RE: WGLC comments addressed in draft-ietf-tcpm-converters-09?
> 
> A specific point
> 
> -----Original Message-----
> 
> >
> > Note that the use of a Transport Converter means that there is no
> > end-to- end transport connection between the Client and Server.
> 
> [Med] Will add this.
> 
>  This could
> > potentially create problems in some scenarios, for example a failure
> > mode of the Converter where data was correctly received by the
> > converter from the client, but then it failed to forward the data on to
> the server.
> 
> >[Med] This is not an issue for the Converter because it can inform the
> client by means of Network Failure (65) or Destination Unreachable (97).
> The Client can react to this error. This is not possible with PEPs.
> 
> [phil] It would be good to point this out.
> But note this doesn't work if the Converter can't send these msgs. The
> point is that the potential failure modes are slightly different for the
> Converter case vs the e2e transport connection.
> 
>