I believe that if you disable port security on the specific virtual
network, then you can have any VM serving DHCP requests, and otherwise the
dhcp requests are filtered by the firewall driver. You will also have to
disable DHCP on the subnet as Bernd Explained.

On Thu, Apr 12, 2018 at 10:36 AM Sławek Kapłoński <sla...@kaplonski.pl>
wrote:

> Hi,
>
> Default Neutron with ML2 can’t use instance as DHCP server just like that.
> It has DHCP agent installed on some host and this agent configures DHCP for
> Neutron networks.
> Maybe with some different core plugin it is possible. I don’t know that.
>
> > Wiadomość napisana przez APARNA SUBBURAM <apar.su...@gmail.com> w dniu
> 12.04.2018, o godz. 07:43:
> >
> > Hi,
> >
> > I am new user to openstack. I want to know whether an instance which is
> created in openstack can act as DHCP server for other instances created in
> that network. If so could you please provide with me how to setup that
> configurations.
> >
> > VM1 : Openwrt which is going to be my DHCP server.
> > VM2 : Ubuntu which is going to be my DHCP client.
> >
> > VM2 should fetch ip from VM1. It should not get default DHCP ip from
> Openstack.
> >
> > Both the instances are up on openstack environment.
> >
> > Regards,
> > Aparna Subburam
> >
> > _______________________________________________
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>
> —
> Best regards
> Slawek Kaplonski
> sla...@kaplonski.pl
>
>
>
>
>
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