> -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Bruce Richardson > Sent: Friday, May 15, 2015 10:27 AM > To: Stephen Hemminger > Cc: dev at dpdk.org; Assaad, Sami (Sami) > Subject: Re: [dpdk-dev] How do you setup a VM in Promiscuous Mode using PCI > Pass-Through (SR-IOV)? > > On Thu, May 14, 2015 at 04:47:19PM -0700, Stephen Hemminger wrote: > > On Thu, 14 May 2015 21:38:24 +0000 > > "Assaad, Sami (Sami)" <sami.assaad at alcatel-lucent.com> wrote: > > > > > Hello, > > > > > > My Hardware consists of the following: > > > - DL380 Gen 9 Server supporting two Haswell Processors (Xeon CPU > > > E5-2680 v3 @ 2.50GHz) > > > - An x540 Ethernet Controller Card supporting 2x10G ports. > > > > > > Software: > > > - CentOS 7 (3.10.0-229.1.2.el7.x86_64) > > > - DPDK 1.8 > > > > > > I want all the network traffic received on the two 10G ports to be > > > transmitted to my VM. The issue is that the Virtual Function / > Physical Functions have setup the internal virtual switch to only route > Ethernet packets with destination MAC address matching the > VM virtual interface MAC. How can I configure my virtual environment to > provide all network traffic to the VM...i.e. set the virtual > functions for both PCI devices in Promiscuous mode? > > > > > > [ If a l2fwd-vf example exists, this would actually solve this problem > > > ... Is there a DPDK l2fwd-vf example available? ] > > > > > > > > > Thanks in advance. > > > > > > Best Regards, > > > Sami Assaad. > > > > This is a host side (not DPDK) issue. > > > > Intel PF driver will not allow guest (VF) to go into promiscious mode > > since it would allow traffic stealing which is a security violation. > > Could you maybe try passing the PF directly into the VM, rather than a VF > based > off it? Since you seem to want all traffic to go to the one VM, there seems > little > point in creating a VF on the device, and should let the VM control the whole > NIC directly.
As I remember, with ixgbe it is possible to make one VF a mirror (receive a copy of all traffic). Konstantin > > Regards, > /Bruce
