Correct. I realize that right after. Thanks. A bug in openstack

Sent from my iPhone

> On Aug 29, 2015, at 2:53 PM, Justin Pettit <[email protected]> wrote:
> 
> 
>> On Aug 29, 2015, at 1:40 PM, Chen Weiwen <[email protected]> wrote:
>> 
>> Dear Experts,
>> 
>> Need your help on OVS to explain this scary flow forwarding on Debian OS 
>> with OVS 2.3. You can see a SNAP packet received on br-ex bridge port 2 got 
>> forwarded to br-int and br-data bridges below. How could this happen?
>> 
>> # ovs-dpctl dump-flows
>> skb_priority(0),in_port(2),eth(src=00:9c:02:79:1b:75,dst=01:14:c2:44:1e:cc),eth_type(0/0xffff),
>>  packets:0, bytes:0, used:never, actions:1,3,5,4
>> 
>> # ovs-dpctl show
>> system@ovs-system:
>>        lookups: hit:0 missed:3913 lost:0
>>        flows: 0
>>        masks: hit:2009 total:0 hit/pkt:0.51
>>        port 0: ovs-system (internal)
>>        port 1: br-ex (internal)
>>        port 2: eth4
>>        port 3: br-int (internal)
>>        port 4: br-data (internal)
>>        port 5: eth3
>> 
>> # ovs-vsctl show
>> f53f59be-9e8b-4e65-bc96-8334b25a3510
>>    Bridge br-ex
>>        Port br-ex
>>            Interface br-ex
>>                type: internal
>>        Port phy-br-ex
>>            Interface phy-br-ex
>>                type: patch
>>                options: {peer=int-br-ex}
>>        Port "eth4"
>>            Interface "eth4"
>>    Bridge br-data
>>        Port phy-br-data
>>            Interface phy-br-data
>>                type: patch
>>                options: {peer=int-br-data}
>>        Port "eth3"
>>            Interface "eth3"
>>        Port br-data
>>            Interface br-data
>>                type: internal
>>    Bridge br-int
>>        fail_mode: secure
>>        Port int-br-ex
>>            Interface int-br-ex
>>                type: patch
>>                options: {peer=phy-br-ex}
>>        Port int-br-data
>>            Interface int-br-data
>>                type: patch
>>                options: {peer=phy-br-data}
>>        Port br-int
>>            Interface br-int
>>                type: internal
>>    ovs_version: "2.3.0"
> 
> It looks like you have patch ports connecting all those bridges.  You didn't 
> show your OpenFlow tables, but if they just have normal L2 forwarding, I 
> would expect this behavior.
> 
> --Justin
> 
> 
_______________________________________________
discuss mailing list
[email protected]
http://openvswitch.org/mailman/listinfo/discuss

Reply via email to