From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rafal Wojtczuk Subject: Re: xen-netfront does not properly transmit forwarded packets Date: Mon, 28 Feb 2011 12:10:38 +0100 Message-ID: <20110228111038.GE4253@email> References: <20110228101851.GD4253@email> <4D6B7E51.60505@jbfavre.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Return-path: Content-Disposition: inline In-Reply-To: <4D6B7E51.60505@jbfavre.org> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Mon, Feb 28, 2011 at 11:52:01AM +0100, Jean Baptiste Favre wrote: > Hello, > I got a similar issue with PCI passthrough (only with 32bits VM, 64bits > runs fine) with only 1 VM which has control on physical network card > (ie. you NetVM). Frankly, I do not see much similarity here. > What if you try to ping from NetVM ? > I do not see echo reply coming in except for some memory amount. When I ping from NetVM (or from FirewallVM as well) I can see replies from Internet fine. In fact I am using NetVM on my workhorse laptop for quite a few months. In my case, there is no issue with pci passthru - just the link between the net frontend and backend does not cope well with forwarded packets. > I'm working on finding root cause with Konrad Rzeszutek Wilk and Ian > Campbell. First mail of the thread can be found here: > http://lists.xensource.com/archives/html/xen-devel/2011-01/msg00866.html > > Maybe both issues could be related to each other so that we can join our > efforts to solve it ? Once again, this issue looks different. Regards, RW