Re: [re-ECN] FW: New Version Notification for draft-moncaster-congestion-exposure-problem-02

Hi Michael,

Thanks as always for getting your review out so quickly. I am not sure I will have time to do more than a quick pass through the document this afternoon before the cut-off. However I will certainly incorporate your text into the use-cases...

Toby

> -----Original Message-----
> From: Michael Menth [mailto:menth@informatik.uni-wuerzburg.de]
> Sent: 26 October 2009 00:25
> To: Moncaster,T,Toby,DEE1 R
> Cc: re-ECN unIETF list
> Subject: Re: [re-ECN] FW: New Version Notification for draft-moncaster-
> congestion-exposure-problem-02
> 
> Hi Toby,
> 
> I did a review of Sections 1-4. You find my comments in the attached
> doc. I also formulated a use case on meaninful policing,
> differentiating in per-flow and per-customer congestion policing and
> showing that the latter sets incentives for congestion-minimizing
> transport protocols and allows fairer tariffs (rewording required).
> 
> Kind regards,
> 
>     Michael
> 
> toby.moncaster@bt.com schrieb:
> > I have posted an updated version taking into account comments I
> received over the past week or so. Apologies if I have missed any
> comments.
> >
> > http://www.ietf.org/id/draft-moncaster-congestion-exposure-problem-
> 02.
> > txt
> >
> > The big missing pieces still are: use cases (I have added a couple of
> sentences suggesting what the end result should look like) and security
> (which Bob is hoping to be able to do - meanwhile I added some rough
> notes that I hope are a start).
> >
> > If anyone has anything to contribute before the ID deadline on Monday
> let me have it by 1200 GMT Monday and I will endeavour to add it...
> >
> > Toby
> >
> > ____________________________________________________________________
> > Toby Moncaster, Senior Researcher, Network Infrastructure Practice
> > B54/70 Adastral Park, Ipswich, IP53RE, UK.  +44 7918 901170
> >
> >
> >
> > -----Original Message-----
> > From: IETF I-D Submission Tool [mailto:idsubmission@ietf.org]
> > Sent: 23 October 2009 13:30
> > To: Moncaster,T,Toby,DEE1 R
> > Cc: Krug,AL,Louise,DES3 R; menth@informatik.uni-wuerzburg.de;
> > j.araujo@ee.ucl.ac.uk; sblake@extremenetworks.com;
> > richard_woundy@cable.comcast.com
> > Subject: New Version Notification for
> > draft-moncaster-congestion-exposure-problem-02
> >
> >
> > A new version of I-D, draft-moncaster-congestion-exposure-problem-
> 02.txt has been successfuly submitted by T Moncaster and posted to the
> IETF repository.
> >
> > Filename:	 draft-moncaster-congestion-exposure-problem
> > Revision:	 02
> > Title:		 The Need for Congestion Exposure in the Internet
> > Creation_date:	 2009-10-23
> > WG ID:		 Independent Submission
> > Number_of_pages: 19
> >
> > Abstract:
> > The success of the Internet is largely down to the ability to share
> > capacity amongst all users while avoiding congestion collapse.
> > However this relies on the cooperation of all end users to work
> > efficiently - even if everyone uses TCP, a minority of users can
> > command a large share of the network.  To mitigate the growth in this
> > problem over recent years, some ISPs have imposed various controls on
> > traffic using a range of proprietary approaches.  These controls set
> > ISPs in conflict with their customers and with some regulators.
> >
> > The root of the problem lies in the fact the ISPs are unable to see
> > the most important information about the traffic - namely the amount
> > of congestion that traffic is going to cause in the network.  We
> > propose congestion exposure as a possible solution.  This allows
> > packets to carry an accurate prediction of the congestion they expect
> > to cause downstream.  This memo sets out the motivations for
> > congestion exposure and introduces a strawman protocol designed to
> > achieve congestion exposure.
> >
> >
> >
> > The IETF Secretariat.
> >
> >
> > _______________________________________________
> > re-ECN mailing list
> > re-ECN@ietf.org
> > https://www.ietf.org/mailman/listinfo/re-ecn
> >
> 
> --
> Dr. Michael Menth, Assistant Professor
> University of Wuerzburg, Institute of Computer Science Am Hubland, D-
> 97074 Wuerzburg, Germany, room B206
> phone: (+49)-931/31-86644 (new), fax: (+49)-931/888-6632
> mailto:menth@informatik.uni-wuerzburg.de
> http://www3.informatik.uni-wuerzburg.de/research/ngn