From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bobcat.rjmcmahon.com (bobcat.rjmcmahon.com [45.33.58.123]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 295523B29D for ; Sat, 9 Mar 2024 13:43:05 -0500 (EST) Received: from mail.rjmcmahon.com (bobcat.rjmcmahon.com [45.33.58.123]) by bobcat.rjmcmahon.com (Postfix) with ESMTPA id 715161B31E; Sat, 9 Mar 2024 10:43:04 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 bobcat.rjmcmahon.com 715161B31E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rjmcmahon.com; s=bobcat; t=1710009784; bh=jYxAQuniz4OZ+zZKXE3Vgy+MU4RKkbP1bPgJu2NYd4s=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=J0Qmy6kruPegxvN+A++p6UT5LhUbhjCHSGGu0qoUOK3FnERIFRnwWF5qxFK6eiPFY 6mNLWfGTTzn78gNyYWm6gHQWplg/Smb7VTzz7wpQU5jTutjHd8T59Cz56EzGarOCXc C+wYguqVCzZqfni2vVXvA8+LcqVPGLT2Io/iTxfA= MIME-Version: 1.0 Date: Sat, 09 Mar 2024 10:43:04 -0800 From: rjmcmahon To: =?UTF-8?Q?Network_Neutrality_is_back!_Let=C2=B4s_make_the_technical_a?= =?UTF-8?Q?spects_heard_this_time!?= Cc: "Douglas Goncz A.A.S. M.E.T. 1990" In-Reply-To: References: <8op80p47-77p9-p9s3-6o32-7s93o3ssp653@ynat.uz> <636F01F7-54FB-41A6-957F-99D114A72B6A@comcast.com> Message-ID: <917dd3641c98e29c1d259aa32f1c2414@rjmcmahon.com> X-Sender: rjmcmahon@rjmcmahon.com Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [NNagain] Flash priority X-BeenThere: nnagain@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: =?utf-8?q?Network_Neutrality_is_back!_Let=C2=B4s_make_the_technical_aspects_heard_this_time!?= List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Mar 2024 18:43:05 -0000 I should note that I haven't evaluated ECN marks, just that 45 gets passed to/fro Bob >> [JL] Quite true: each network tends to use DSCP marks on a >> private/internal basis and so will bleach the DSCP marks on ingress >> from peers. This will, however, change with the upcoming IETF RFC on >> Non-Queue-Building (NQB) Per Hop Behavior - >> https://datatracker.ietf.org/doc/html/draft-ietf-tsvwg-nqb. And I can >> report that we at Comcast now permit DSCP-45 inbound for NQB packets, >> in case developers would like to experiment with this (we just >> finished updating router configs last week for residential users on >> DOCSIS; FTTP and commercial are still in process). > > iperf 2 now supports a --dscp option as a convenience (vs setting the > --tos byte.) I can confirm --dscp 45 is being passed over my xfinity > hop to my linodes (now Akamai) servers in both directions at multiple > colo locations. > > The --dscp is in the master branch. > https://sourceforge.net/p/iperf2/code/ci/master/tree/ Older versions > require --tos and setting the byte, e.g. 180 > > Bob > _______________________________________________ > Nnagain mailing list > Nnagain@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/nnagain