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On 2013-12-30 14:50, Li, Chen wrote:
> I created a gre network and booted a instance successfully.
> No error can be found in log.
> But, my instance can't get IP from dhcp agent.
>
> Anyone know why this happen ??????
>

We run GRE + OVS + Neutron, the dhcp works well.
Are you sure dhcp is enabled?
for neutron it is:

$ neutron port-list -c id -c device_owner

And we see a line like:

| e422bb05-3f51-45f1-b688-a1d9c20f197c | network:dhcp

This means at least dhcp has been running there.

Regards.