Thank you for your answer, but very disappointed to hear the news. I did try a variety of methods, to no avail, it seems I can only change the program. Still grateful reply. > > On Tue, Aug 25, 2015 at 02:47:48PM +0800, c1 wrote: >> There is a physical interface eth0 on my server, I opened the SR-IOV >> functionality of this physical port on.Now I can see eth0 ~ 7. >> >> eth0 belong ovs network, there are some in ovs switch virtual interface >> for virtual machines. >> >> One virtual interface I configured vlan 174, and through him to create >> a virtual machine vm0, go after the virtual machine can ping vlan gateways >> and vlans' IP. >> >> When I use the SR-IOV interface to create virtual machines created vm1, >> and configure vlan 174, the virtual machine can also ping the gateway and >> vlans' IP. >> >> But vm1 and vm0 not be able to ping each other. >> >> When vm1 ping vm2 : vm1 can learn vm0 the arp, arp I can see requests >> and responses through the tcpdump packet capture on eth0. >> >> But I do not see the icmp request packets. >> >> Phenomenon is the use of SR-IOV port did not forward the packet to >> eth0, what I need to do configuration changes? > > It doesn't make sense to combine SR-IOV and OVS.
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