Return-path: Received: from mail.bluebottle.com ([176.9.67.91]:46800 "EHLO mail.bluebottle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932908AbbI1MzI (ORCPT ); Mon, 28 Sep 2015 08:55:08 -0400 Date: Mon, 28 Sep 2015 14:52:38 +0200 From: Bastian Bittorf To: Johannes Berg Cc: Bastian Bittorf , Pavel Machek , jirislaby@gmail.com, mickflemm@gmail.com, mcgrof@do-not-panic.com, linux-wireless@vger.kernel.org, kvalo@codeaurora.org Subject: Re: Low latency communication over wifi Message-ID: <20150928125238.GJ22537@medion.lan> (sfid-20150928_145513_470862_575B9397) References: <20150926102403.GA21555@amd> <1443426103.2401.1.camel@sipsolutions.net> <20150928121504.GE22537@medion.lan> <1443443851.2401.6.camel@sipsolutions.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1443443851.2401.6.camel@sipsolutions.net> Sender: linux-wireless-owner@vger.kernel.org List-ID: * Johannes Berg [28.09.2015 14:38]: > Depends what you're measuring, but ping should apply the same DSCP tag > on the response I believe. your are right, I did not know this till yet 8-) (i applied 0xb8 with 'ping -c1 -Q' just for testing) 14:49:52.491925 IP (tos 0xb8, ttl 64, id 51117, offset 0, flags [+], proto ICMP (1), length 1500) 192.168.2.1 > 192.168.2.103: ICMP echo reply, id 14925, seq 1, length 1480 14:49:52.491993 IP (tos 0xb8, ttl 64, id 51117, offset 1480, flags [none], proto ICMP (1), length 48) 192.168.2.1 > 192.168.2.103: icmp bye, bastian