Hi George, I just tried your method and it seems working perfectly :)
Thanks for your valuable inputs. On Sat, Oct 31, 2015 at 6:42 PM, Geo Varghese <gvargh...@aqorn.com> wrote: > Hi George, > > Thanks for the update. Yes, you are right that is the exact requirement. > > "assign ip from that network directly to the instance with out the use of > a private net and floating ip over nat" > > I got a update about external network like this from list. Thats why i > tried it like that. > > ========================================================== > A Neutron router can also be attached to the same network so that > instances in non-routable tenant networks can obtain floating IPs from the > same 'public' network. At one time non-admin users were not allowed to > attach VMs to 'external' networks but I believe that restriction was > removed around Kilo or so. > > Yes, as long as the network is marked as both 'shared' and external, a > tenant can attach VMs and router gateway interfaces directly to it. > ========================================================== > > According to your inputs, the above method is not correct right? > > > And about the method of adding bridge to compute node, do we need to add > following options? > > bridgemapping in ml2 conf > enable_distributed_routing to true > > Thanks again for your time. > > > On Sat, Oct 31, 2015 at 2:20 PM, George Paraskevas <paraskg...@gmail.com> > wrote: > >> Hello there, >> >> From what I understand you want to assign ip from that network directly >> to the instance with out the use of a private net and floating ip over nat. >> Now you need to correct some things and you will be quite there. First when >> you create an external network then that network can only work though >> floating ip. So instead create the same net but don't mark it as external. >> Also you need that bridge on compute nodes because the VM nic will bind >> directly to it. So don't configure l3 agent just configure ml mapping for >> that network. I hope you can under stand and I also hope I understood you. >> Thanks >> George >> >> On Sat, 31 Oct 2015, 08:43 Geo Varghese <gvargh...@aqorn.com> wrote: >> >>> Hi Team, >>> >>> I need help with adding instance with fixed ip in external network with >>> out using private and floating ip. >>> >>> I have tested it using following steps >>> >>> 1) Created a new nic - eth4 for new external network(192.168.122.0/24) >>> in controller. >>> >>> 2) Created a bridge - br-ex2 and added eth4 as port to bridge. >>> >>> 3) Mapped this bridge in ml2 conf and restarted l3 agent and neutron >>> plugin >>> >>> 4) Then added shared external network Ext2 in openstack. Then added >>> subnet as 192.168.122.0/24 >>> >>> 5) Added it to the router- router2 as interface with a IP - >>> 192.168.122.99. Network topology shows the interface is active with this >>> IP. Ping to this ip is also working from other machines. >>> >>> Later created VM in this network, but it failed with following error in >>> nova-compute log. >>> >>> ========================================================= >>> Unable to mount image >>> /var/lib/nova/instances/903a6630-941c-4fd0-948f-85522fa20979/disk with >>> error libguestfs installed but not usable (/usr/bin/supermin-helper exited >>> with error status 1. >>> ========================================================== >>> >>> Please check attached screen shot of network topology. >>> >>> Please help me with your inputs. >>> >>> -- >>> -- >>> Regards, >>> Geo Varghese >>> _______________________________________________ >>> OpenStack-operators mailing list >>> openstack-operat...@lists.openstack.org >>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators >>> >> > > > -- > -- > Regards, > Geo Varghese > -- -- Regards, Geo Varghese
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