[ovs-discuss] VLAN Problem about multiple tag

[Jesse Gross]

On Mon, Dec 16, 2013 at 12:37 AM, ㄜˊ ㄋㄣˋ ㄜˊ ㄋㄣˋ <rabbid15 at hotmail.com> wrote:
> I have the question about that it's possible vlan bridge have multiple tag?
>
> Example:
>
> Bridge "br11"
>         Port "br11"
>                 Interface "br11"
>                 type: internal
>         Port "tapvm1"
>             tag: 1
>             Interface "tapvm1"
>          Port "tapvm2"
>             tag: 2
>             Interface "tapvm2"
>
> Basically, vm1 and vm2 can't ping each other and can't forward to external
>
> because br11 doesn't have tag number
>
> If I set br11 to tag1 then vm1 colud ping external but vm2 can't
>
> Now,I want to vm1 ping external ethier vm2
>
> but,I just can set one tag to brdige like below
>
> $sudo ovs-vsctl set port br11 tag=1
>
> how should I do that vm2 colud ping external either ?

Generally, the feature that you are looking for is called PVLAN. On
OVS you should be able to implement it using OpenFlow flows.