Using the Linux bridge agent? If so, take a look at the scenario [1] in the networking guide.
[1] http://docs.openstack.org/networking-guide/scenario_legacy_lb.html On Wed, Sep 2, 2015 at 5:22 AM, Mohammed Naser <[email protected]> wrote: > Sorry for brief reply, I'm on mobile > > external_network_bridge is supposed to point to a bridge such as br-ex > which is manually created, not a physical Ethernet device > On Wed, Sep 2, 2015 at 1:50 AM Michael Gale <[email protected]> > wrote: > >> Hello, >> >> I am running the Kilo release using os-ansible-deployment and have a >> functioning OpenStack installation using VXLANs however I am running into >> an issue adding an external network. >> >> From the Horizon interface I can create private tenant networks without >> an issue and I have created an external network: >> - Subnet 1.2.10.0/24 >> - GW 1.2.10.1 >> - VXLAN ID: 999 >> >> Inside OpenStack the instances can access each other and the public IP's >> that exist on the external subnet however they can not access the external >> subnet gateway which exist outside of OpenStack. >> >> On the neutron agent node where I have the neutron L3 agent: >> - I can see my external network interface (eth11) and it is working >> - I can see a bridge device that has a VXLAN ID interface attached that >> matches my external network plus 2 tap devices >> >> If I check the network namespace I find a router exists with ports, >> routers, etc and matches the Horizon Network Topology graph. >> >> Now from my understanding I need to update /etc/neutron/l3_agent.ini and >> set my external interface and that neutron will automatically add that >> interface to the router when it is marked as external: >> external_network_bridge = eth11 >> >> However that did not work, I was able to make it work by adding eth11 to >> the bridge interface that got created: >> >> *Neutron Node - Before change* >> --snip-- >> bridge name bridge id STP enabled interfaces >> brq321e79ee-60 8000.629228307545 no >> tap69cab170-04 >> vxlan-77 >> brqd8c6a159-03 8000.16ed469b44d8 no >> tap83dc2c50-ef >> vxlan-999 >> >> --snip-- >> >> *Neutron Node - After change* >> --snip-- >> bridge name bridge id STP enabled interfaces >> brq321e79ee-60 8000.9225a6292c5c no >> tap277296ef-97 >> tape55e2167-98 >> vxlan-77 >> brqd8c6a159-03 8000.00163ee12e11 no eth11 >> tap124723f9-2e >> tap5f9dc7ba-d6 >> vxlan-999 >> >> --snip-- >> >> >> Obviously I am missing something, any help is appreciated. >> >> >> Thanks >> Michael >> _______________________________________________ >> Mailing list: >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> Post to : [email protected] >> Unsubscribe : >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> > > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : [email protected] > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >
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