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There isn't anything in neutron at this point that does that. I think the
assumption so far is that you could rate limit at your load balancer or
whatever distributes requests to neutron servers.
On May 14, 2015 5:26 PM, "Tidwell, Ryan" <ryan.tidwell at hp.com> wrote:

>  I was batting around some ideas regarding IPAM functionality, and it
> occurred to me that rate-limiting at an API level might come in handy and
> as an example might help provide one level of defense against DoS for an
> external IPAM provider that Neutron might make calls off to.  I’m simply
> using IPAM as an example here, there are a number of other (ie better)
> reasons for rate-limiting at the API level.  I may just be ignorant (please
> forgive me if I am J ), but I’m not aware of any rate-limiting
> functionality at the API level in Neutron.  Does anyone know if such a
> feature exists that could point me at some documentation? If it doesn’t
> exist, has the Neutron community broached this subject before? I have to
> imagine someone has brought this up before and I just was out of the loop.
> Anyone have thoughts they care to share? Thanks!
>
>
>
> -Ryan
>
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