[ovs-discuss] issue of vxlan inner packet

[Guangvy]

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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