[ovs-discuss] Reg. port mirroring problem between two OVS in same host machine

ESWAR RAO eswar7028 at gmail.com
Thu May 2 04:36:31 UTC 2013


Hi All,

Can anyone please help me in this issue.

Thanks
Eswar

On Mon, Apr 29, 2013 at 9:24 AM, ESWAR RAO <eswar7028 at gmail.com> wrote:

> Hi Ben,
>
> Please find my answers inline.
>
> Thanks
> Eswar
>
>
> On Fri, Apr 26, 2013 at 8:25 PM, Ben Pfaff <blp at nicira.com> wrote:
>
>> On Fri, Apr 26, 2013 at 04:38:38PM +0530, ESWAR RAO wrote:
>> > I created a patch port between these two OVS using the below link:
>> >
>> http://blog.scottlowe.org/2012/11/27/connecting-ovs-bridges-with-patch-ports/
>>
>> Why?
>>
>
> For communication between the two OVS, i created a patch port.
>
> Actually my intention was to simulate the RSPAN behaviour.
> So instead of two host machines, in the same host machine I created two
> OVS.
> As I mentioned I created port mirroring and trying to observe one vlan
> traffic in another vlan.
>
>
>>
>> > I created a port mirroring using:
>> > # ovs-vsctl \
>> > -- --id=@m create mirror name=m0 select-all=true select-vlan=10 \
>> >
>> > output-vlan=9 \
>> > -- set bridge br1 mirrors=@m
>> >
>> > I tried to ping from VM3 and VM4. The ping was successful since in same
>> > vlan.
>> >
>> > Since I created a mirror port to output the frames to vlan 9, I did
>> tcpdump
>> > on vent0/vnet1 but didn't observe any ICMP packets.
>>
>> What version of Open vSwitch is this?
>>
>
>   openvswitch-1.9.0
>
>
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