On Mon, Aug 03, 2015 at 08:45:35PM +0000, Chen Weiwen wrote:
> see weird things only with openvswitch, even the latest version,
> that potentially packet will leak from one vswitch to another, even
> those two vswitches are configured  separately with different
> physical NICs on different VLAN trunks. No patch/tunnel ports
> involved. We see looping detection happens to these two uplink
> ports.
> 
> 
> vswitch1: 
>       - eth0
>       - port with vlan 100
> 
> vswitch2:
>       - eth1
>       - port with vlan 200
> 
> Can someone explain if this is possible the packet from vlan 200 on
> vswitch1 can reach vswitch2?

That's really odd.  Can you provide more info about your setup?
Is it Linux? Do you have configured IP addresses? It is forwarding
between those configured devices?

fbl

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