From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on mail.toke.dk X-Spam-Level: X-Spam-ASN: X-Spam-Status: No, score=-101.9 required=5.0 tests=BAYES_00,SHORTCIRCUIT shortcircuit=ham autolearn=disabled version=3.4.4 Received: from mail.toke.dk by mail.toke.dk with LMTP id TiWcN9VCjl70LA8AOr1fkg (envelope-from ) for ; Wed, 08 Apr 2020 23:32:05 +0200 Authentication-Results: mail.toke.dk; none (SPF check N/A for local connections - client-ip=77.235.54.103; helo=web6.sd.eurovps.com; envelope-from=flent-users-bounces@flent.org; receiver=) Authentication-Results: mail.toke.dk; dkim=fail reason="signature verification failed" (1024-bit key) header.d=github.com header.i=@github.com header.b=GiqvlecA Received: from web6.sd.eurovps.com (web6.sd.eurovps.com [77.235.54.103]) by mail.toke.dk (Postfix) with ESMTPS id C77D67260D5 for ; Wed, 8 Apr 2020 23:32:03 +0200 (CEST) Received: from [::1] (port=60540 helo=web6.sd.eurovps.com) by web6.sd.eurovps.com with esmtp (Exim 4.93) (envelope-from ) id 1jMIIk-000XVb-M2; Thu, 09 Apr 2020 00:32:02 +0300 Received: from out-12.smtp.github.com ([192.30.254.195]:32997) by web6.sd.eurovps.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1jMIIa-000XQ4-Pv for flent-users@flent.org; Thu, 09 Apr 2020 00:31:59 +0300 Received: from github-lowworker-52827f8.ash1-iad.github.net (github-lowworker-52827f8.ash1-iad.github.net [10.56.108.24]) by smtp.github.com (Postfix) with ESMTP id BD40B121083 for ; Wed, 8 Apr 2020 14:31:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1586381470; bh=Sp/txuev72D39T0NQu08xye613DsE6yj5ra2ySIseg0=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=GiqvlecASCqF6fC4CB9uTuHcQ6IbaO7xld54q5rBizlvqQ5MARZqDsOB11tmRKtUt N2WqsS7mKTNsHGiNbEmB2EJGsPgq+PBoroo6xmexJavTLAysu/AVm+y0sjZs7Cau2I 1B1Qs65VFKXWKDhh/iqfX4HBzxVl/2v5v0aXmh+Y= Date: Wed, 08 Apr 2020 14:31:10 -0700 From: =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= To: tohojo/flent Message-ID: In-Reply-To: References: Mime-Version: 1.0 Precedence: list X-GitHub-Sender: tohojo X-GitHub-Recipient: flent-users X-GitHub-Reason: comment X-Auto-Response-Suppress: All X-GitHub-Recipient-Address: flent-users@flent.org Subject: Re: [Flent-users] [tohojo/flent] Customized test displaying error (#203) X-BeenThere: flent-users@flent.org X-Mailman-Version: 2.1.29 List-Id: Flent discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: tohojo/flent Cc: Comment , flent-users Content-Type: multipart/mixed; boundary="===============8301268517029617017==" Errors-To: flent-users-bounces@flent.org Sender: "Flent-users" X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - web6.sd.eurovps.com X-AntiAbuse: Original Domain - toke.dk X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - flent.org X-Get-Message-Sender-Via: web6.sd.eurovps.com: acl_c_authenticated_local_user: mailman/mailman X-Authenticated-Sender: web6.sd.eurovps.com: mailman@flent.org --===============8301268517029617017== Content-Type: multipart/alternative; boundary="--==_mimepart_5e8e429e677b5_21133ffbf0acd95c354c7"; charset=UTF-8 Content-Transfer-Encoding: 7bit ----==_mimepart_5e8e429e677b5_21133ffbf0acd95c354c7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit olg33 writes: > Thanks Toke and Dave > > I have been testing the marking version intensively and as mentioned it's working really well. However I just found that when I put a sniffer and graph the marked TCP streams with Netdata, the Tx flow graph shows the marked data, but on the Rx side the traffic returns unmarked. > > In order to double-check I captured packets on both the Tx and Rx interfaces. On the Tx side I was able to see the marks: > >> Differentiated Services Field: 0x98 (DSCP: AF43, ECN: Not-ECT) > Differentiated Services Field: 0x28 (DSCP: AF11, ECN: Not-ECT) > Differentiated Services Field: 0x88 (DSCP: AF41, ECN: Not-ECT) > Differentiated Services Field: 0x48 (DSCP: AF21, ECN: Not-ECT) > Differentiated Services Field: 0x20 (DSCP: CS1, ECN: Not-ECT) > > But on Rx, all traffic has the "default" mark: > >> Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) > Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) > Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) > Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) > Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) > > That's why I'd like to ask you, is this an expected outcome or should > I review my setup? Are you running these tests over the public internet? It's quite common for DSCP fields to get zeroed out when traversing the internet... -- You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/203#issuecomment-611205419 ----==_mimepart_5e8e429e677b5_21133ffbf0acd95c354c7 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit

olg33 <notifications@github.com> writes:

> Thanks Toke and Dave
>
> I have been testing the marking version intensively and as mentioned it's working really well. However I just found that when I put a sniffer and graph the marked TCP streams with Netdata, the Tx flow graph shows the marked data, but on the Rx side the traffic returns unmarked.
>
> In order to double-check I captured packets on both the Tx and Rx interfaces. On the Tx side I was able to see the marks:
>
>> Differentiated Services Field: 0x98 (DSCP: AF43, ECN: Not-ECT)
> Differentiated Services Field: 0x28 (DSCP: AF11, ECN: Not-ECT)
> Differentiated Services Field: 0x88 (DSCP: AF41, ECN: Not-ECT)
> Differentiated Services Field: 0x48 (DSCP: AF21, ECN: Not-ECT)
> Differentiated Services Field: 0x20 (DSCP: CS1, ECN: Not-ECT)
>
> But on Rx, all traffic has the "default" mark:
>
>> Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT)
> Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT)
> Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT)
> Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT)
> Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT)
>
> That's why I'd like to ask you, is this an expected outcome or should
> I review my setup?

Are you running these tests over the public internet? It's quite common
for DSCP fields to get zeroed out when traversing the internet...

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