Subject: Re: [tcpm] New Version Notification for draft-ietf-tcpm-alternativebackoff-ecn-08.txt

From: Gorry Fairhurst <[email-masked]>
Date: Mon, 06 Aug 2018 19:32:57 +0100

The editors have submitted a new WG draft, which we think addresses the 
issues raised during AD review. Mirja (and WG), could you please look at 
the revised document and see if this acceptable.

Best wishes,

Gorry

On 06/08/2018, 19:30, [email-masked] wrote:
> A new version of I-D, draft-ietf-tcpm-alternativebackoff-ecn-08.txt
> has been successfully submitted by Godred Fairhurst and posted to the
> IETF repository.
>
> Name:		draft-ietf-tcpm-alternativebackoff-ecn
> Revision:	08
> Title:		TCP Alternative Backoff with ECN (ABE)
> Document date:	2018-08-07
> Group:		tcpm
> Pages:		13
> URL:            https://www.ietf.org/internet-drafts/draft-ietf-tcpm-alternativebackoff-ecn-08.txt
> Status:         https://datatracker.ietf.org/doc/draft-ietf-tcpm-alternativebackoff-ecn/
> Htmlized:       https://tools.ietf.org/html/draft-ietf-tcpm-alternativebackoff-ecn-08
> Htmlized:       https://datatracker.ietf.org/doc/html/draft-ietf-tcpm-alternativebackoff-ecn
> Diff:           https://www.ietf.org/rfcdiff?url2=draft-ietf-tcpm-alternativebackoff-ecn-08
>
> Abstract:
>     Active Queue Management (AQM) mechanisms allow for burst tolerance
>     while enforcing short queues to minimise the time that packets spend
>     enqueued at a bottleneck.  This can cause noticeable performance
>     degradation for TCP connections traversing such a bottleneck,
>     especially if there are only a few flows or their bandwidth-delay-
>     product is large.  The reception of a Congestion Experienced (CE) ECN
>     mark indicates that an AQM mechanism is used at the bottleneck, and
>     therefore the bottleneck network queue is likely to be short.
>     Feedback of this signal allows the TCP sender-side ECN reaction in
>     congestion avoidance to reduce the Congestion Window (cwnd) by a
>     smaller amount than the congestion control algorithm's reaction to
>     inferred packet loss.  This specification therefore defines an
>     experimental change to the TCP reaction specified in RFC3168, as
>     permitted by RFC 8311.
>
>
>
>
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
>
> The IETF Secretariat