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Even if you are NOT running DVR, the OVS agent (but not L3) needs to run on the compute to plumb the networking for instances on that node. The L3 agent only needs to run on the network node unless you are running DVR.

John

> On Jun 29, 2016, at 2:19 PM, Turbo Fredriksson <turbo at bayour.com> wrote:
> 
> On Jun 29, 2016, at 7:15 PM, Kevin Benton wrote:
> 
>> It depends on if you are using Distributed Virtual Routing (DVR). If so,
>> each compute node also needs to be running the l3 agent since the routing
>> is done locally at each node.
> 
> Ok, thanx. It doesn't say on 
> 
>  http://docs.openstack.org/admin-guide/networking_config-agents.html
> 
> and the first section isn't clear either:
> 
>  Plug-ins typically have requirements for particular software
>  that must be run on each node that handles data packets. This
>  includes any node that runs nova-compute and nodes that run
>  dedicated OpenStack Networking service agents such as
>  neutron-dhcp-agent, neutron-l3-agent, neutron-metering-agent
>  or neutron-lbaas-agent.
> 
> The first sentence is quite clear. But the second indicates that
> it should also run on the Compute.
> 
> But with your answer above, that makes it more clear, but it should
> say that..
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> 
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