From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-f169.google.com (mail-lb0-f169.google.com [209.85.217.169]) by dpdk.org (Postfix) with ESMTP id 469387E99 for ; Tue, 21 Oct 2014 17:08:00 +0200 (CEST) Received: by mail-lb0-f169.google.com with SMTP id 10so1230756lbg.0 for ; Tue, 21 Oct 2014 08:16:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=LF35dlCAtDbaFUqXKy+GP1bJdUDoywUI7mn5KNcPHbc=; b=GWw6tK58nCji28a20s/n+nMHDCJc5HQlQG1b0fG+3FKWzGYUtql8H2KDXhrtnbkRdd zZ8FYxRuZttTtViC1hO5FQxeCALiD25XlEE+tWs1ubKZw3OksSLUnH7QHzW68VzO4A7e B1HrMOSbHapKzioKKsC1wU4HrfXgLLkyUwNgr1lc7Q5sAdNrDFYrS9NQXzthWOoHtpXs TdPfz9r0LyGMABXfQPYZHiUUDfi2SuuNYSIlEQrvnhadeR+F6KG80iHScqMOzqslHj8I TRg6nVZ28w3hj3ZPcZQH3hxOM+VkniIXjJU40qLVXmwAMs2WacwGrJF4TErDcd+TSiPI 95Mg== X-Gm-Message-State: ALoCoQll4kQFDX6PvNG9tGfrTeaqhU9GcOHaTRzyRAkTWa/jPPd0djK1hY2H/9lGCCpg3IneI/P5 MIME-Version: 1.0 X-Received: by 10.152.121.68 with SMTP id li4mr34787206lab.77.1413904576345; Tue, 21 Oct 2014 08:16:16 -0700 (PDT) Received: by 10.25.215.141 with HTTP; Tue, 21 Oct 2014 08:16:16 -0700 (PDT) In-Reply-To: References: Date: Tue, 21 Oct 2014 18:16:16 +0300 Message-ID: From: Alex Markuze To: "Liang, Cunming" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Cc: "dev@dpdk.org" Subject: Re: [dpdk-dev] nic loopback X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Oct 2014 15:08:00 -0000 How can I set/query this bit (LLE(PFVMTXSW[n]), intel 82599 ) on ESX, or any other friendlier environment like Linux? On Tue, Oct 21, 2014 at 4:18 AM, Liang, Cunming wrote: > > > > -----Original Message----- > > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Alex Markuze > > Sent: Tuesday, October 21, 2014 12:24 AM > > To: dev@dpdk.org > > Subject: [dpdk-dev] nic loopback > > > > Hi, > > I'm trying to send packets from an application to it self, meaning smac > == > > dmac. > > I'm working with intel 82599 virtual function. But it seems that these > > packets are lost. > > > > Is there a software/hw limitation I'm missing here (some additional > > anti-spoofing)? AFAIK modern NICs with sriov are mini switches so the hw > > loopback should work, at least thats the theory. > > > [Liang, Cunming] You could have a check on register LLE(PFVMTXSW[n]). > Which allow an individual pool to be able to send traffic and have it > loopback to itself. > > > > Thanks. >