From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Fainelli Subject: Re: [Query]: DSA Understanding Date: Thu, 2 Aug 2018 09:24:16 -0700 Message-ID: References: <20180725161923.GD16819@lunn.ch> <20180726140818.GB8325@lunn.ch> <20180726153906.GA10686@lunn.ch> <20180802144550.GE7462@lunn.ch> <20180802160539.GL19257@lunn.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Cc: netdev To: Andrew Lunn , "Lad, Prabhakar" Return-path: Received: from mail-pg1-f182.google.com ([209.85.215.182]:36080 "EHLO mail-pg1-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726828AbeHBSQL (ORCPT ); Thu, 2 Aug 2018 14:16:11 -0400 Received: by mail-pg1-f182.google.com with SMTP id h12-v6so1450781pgs.3 for ; Thu, 02 Aug 2018 09:24:19 -0700 (PDT) In-Reply-To: <20180802160539.GL19257@lunn.ch> Content-Language: en-US Sender: netdev-owner@vger.kernel.org List-ID: On 08/02/2018 09:05 AM, Andrew Lunn wrote: >> I dont see any Reply's on the PC with tcpdump on PC > > So try ethool -S on the PC. Any packets dropped because of errors? > > Try turning off hardware checksums on the switch. ethtool -K. Also make sure that cpsw is properly sending 64 bytes (including FCS) packets to the switch, some switches will just discard packets when packets are RUNT -- Florian