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Posted to dev@cloudstack.apache.org by Michael Li <cl...@163.com> on 2014/08/06 13:08:34 UTC

How to config linux native bridge to forward vxlan encapsulated pkts

Does anyone meet this issue:
Create VM using vxlan for isolation guest network,
 both brvx-139 and vxlan139 is created,
tcpdump can see the pkts has been encapsulated and forward to cloudbr1, but cloudbr1 does not forward pkts out from eth1, is there some special configuration on eth1, cloudbr1 or routes ? Does the fdb or mdb learn the address automically ?

Regards

Re:Re: How to config linux native bridge to forward vxlan encapsulated pkts

Posted by Michael Li <cl...@163.com>.
I have resolved this issue by disable snooping
echo "0" > /sys/devices/virtual/net/cloudbr1/bridge/multicast_snooping
sysctl -p


Thanks Yitao anyway






At 2014-08-06 09:44:46, "Yitao Jiang" <wi...@gmail.com> wrote:
>Do u turned neteork forward on? Sysctl -p can tell you the configuration
>On Aug 6, 2014 7:09 PM, "Michael Li" <cl...@163.com> wrote:
>
>> Does anyone meet this issue:
>> Create VM using vxlan for isolation guest network,
>>  both brvx-139 and vxlan139 is created,
>> tcpdump can see the pkts has been encapsulated and forward to cloudbr1,
>> but cloudbr1 does not forward pkts out from eth1, is there some special
>> configuration on eth1, cloudbr1 or routes ? Does the fdb or mdb learn the
>> address automically ?
>>
>> Regards
>>

Re: How to config linux native bridge to forward vxlan encapsulated pkts

Posted by Yitao Jiang <wi...@gmail.com>.
Do u turned neteork forward on? Sysctl -p can tell you the configuration
On Aug 6, 2014 7:09 PM, "Michael Li" <cl...@163.com> wrote:

> Does anyone meet this issue:
> Create VM using vxlan for isolation guest network,
>  both brvx-139 and vxlan139 is created,
> tcpdump can see the pkts has been encapsulated and forward to cloudbr1,
> but cloudbr1 does not forward pkts out from eth1, is there some special
> configuration on eth1, cloudbr1 or routes ? Does the fdb or mdb learn the
> address automically ?
>
> Regards
>