[ovs-discuss] issue of vxlan inner packet

Jesse Gross jesse at nicira.com
Wed Mar 27 02:54:55 UTC 2013


Yes, although it would be better to find a way to avoid the loop in
the first place.

On Tue, Mar 26, 2013 at 7:29 PM, Guangvy <1965837689 at qq.com> wrote:
> Hi Jesse,
>     Thanks for your help.
> Can STP avoid this loop?
>
>
> ------------------ Original ------------------
> From:  "Jesse Gross"<jesse at nicira.com>;
> Date:  Wed, Mar 27, 2013 10:13 AM
> To:  "Guangvy"<1965837689 at qq.com>;
> Cc:  "discuss"<discuss at openvswitch.org>;
> Subject:  Re: [ovs-discuss] issue of vxlan inner packet
>
> On Tue, Mar 26, 2013 at 7:07 PM, Guangvy <1965837689 at qq.com> wrote:
>> Hi
>>    Given that there are OVS1 and OVS2, two VXLAN between these,
>> VXLAN1000 and VXLAN2000 belong to same Bridge.
>> OVS1 send a packet through VXLAN1000, then VXLAN2000 of OVS2 will forward
>> it
>> once VXLAN1000 receive the packet.
>> So OVS1 will also receive the packet, next VXLAN1000 of OVS1 send it
>> again.
>> The packet will continuously send between OVSs.
>
> Yes, you have created a loop.  You need to segment it somehow but the
> VNI does not automatically do that.
> .



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