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Romil,

> We are using OVS as neutron plugin to use VLAN/ VXLAN. We found that OVS
> does multiple unicast to send the ARP request instead of sending via
> Multicast address. But by default Linux bridge supports Multicast.
> Is there any reason behind why OVS doesn't support Multicast?

AFAIK, OVS lacks some aspects of VXLAN specification, mainly in
multicast support, but they are planned. OVS developers welcomes any
help in this area. I suggest you to ask on the OVS mailing list about
it.

Att
Lucas Brasilino
MSc Student @ Federal University of Pernambuco (UFPE)
twitter: @lucas_brasilino


2013/10/22 Romil Gupta <romilgupta19 at gmail.com>:
> Hi All,
>
> We are using OVS as neutron plugin to use VLAN/ VXLAN. We found that OVS
> does multiple unicast to send the ARP request instead of sending via
> Multicast address. But by default Linux bridge supports Multicast.
>
>
> Is there any reason behind why OVS doesn't support Multicast?
>
>
> Thanks in Advance :)
>
>
> Regards,
> Romil
>
>
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