<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div apple-content-edited="true" class="">I happened to have deployed following the exact same guide a cloud on bare metal composed of 3 controllers, 2 haproxy nodes and N computes, with external provider networks. What I did was:</div><div apple-content-edited="true" class=""><br class=""></div><div apple-content-edited="true" class="">-) (at <a href="https://github.com/beekhof/osp-ha-deploy/blob/master/keepalived/neutron-config.md" class="">https://github.com/beekhof/osp-ha-deploy/blob/master/keepalived/neutron-config.md</a>):</div><div apple-content-edited="true" class="">On controller and compute, define the external vlan interface and its bridge:</div><div apple-content-edited="true" class=""><br class=""></div><div apple-content-edited="true" class=""><div apple-content-edited="true" class="">cat <<EOF > /etc/sysconfig/network-scripts/ifcfg-bond0.102</div><div apple-content-edited="true" class="">DEVICE=bond0.102</div><div apple-content-edited="true" class="">ONBOOT=yes</div><div apple-content-edited="true" class="">DEVICETYPE=ovs</div><div apple-content-edited="true" class="">TYPE=OVSPort</div><div apple-content-edited="true" class="">OVS_BRIDGE=br-bond0.102</div><div apple-content-edited="true" class="">ONBOOT=yes</div><div apple-content-edited="true" class="">BOOTPROTO=none</div><div apple-content-edited="true" class="">VLAN=yes</div><div apple-content-edited="true" class="">MTU="1500"</div><div apple-content-edited="true" class="">NM_CONTROLLED=no</div><div apple-content-edited="true" class="">EOF</div><div apple-content-edited="true" class=""><br class=""></div><div apple-content-edited="true" class="">cat <<EOF > /etc/sysconfig/network-scripts/ifcfg-br-bond0.102</div><div apple-content-edited="true" class="">DEVICE=br-bond0.102</div><div apple-content-edited="true" class="">DEVICETYPE=ovs</div><div apple-content-edited="true" class="">OVSBOOTPROTO=none</div><div apple-content-edited="true" class="">TYPE=OVSBridge</div><div apple-content-edited="true" class="">ONBOOT=yes</div><div apple-content-edited="true" class="">BOOTPROTO=static</div><div apple-content-edited="true" class="">MTU="1500"</div><div apple-content-edited="true" class="">NM_CONTROLLED=no</div><div class="">EOF</div><div class=""><br class=""></div><div class="">then, make sure that everywhere exists /etc/neutron/plugins/ml2/openvswitch_agent.ini as:</div><div class=""><br class=""></div><div class=""><div class="">[ovs]</div><div class="">enable_tunneling = True</div><div class="">tunnel_id_ranges = 1:1000</div><div class="">tenant_network_type = vxlan</div><div class="">integration_bridge = br-int</div><div class="">tunnel_bridge = br-tun</div><div class="">local_ip = <IP on bond0></div><div class="">bridge_mappings = physnet1:br-bond0.102</div><div class="">network_vlan_ranges = physnet1</div><div class="">[agent]</div><div class="">tunnel_types = vxlan</div><div class="">vxlan_udp_port = 4789</div><div class="">l2_population = False</div><div class="">[securitygroup]</div><div class="">firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver</div></div><br class="Apple-interchange-newline">
</div><div apple-content-edited="true" class="">restart neutron-openvswitch-agent everywhere to make it work:</div><div apple-content-edited="true" class=""><img apple-inline="yes" id="CD910FD0-3956-4B20-9067-7E80DE8A1C6F" height="410" width="382" apple-width="yes" apple-height="yes" src="cid:762776E3-E3BC-4FA0-B1CF-3DAC1E1EBD91@fritz.box" class=""></div><div apple-content-edited="true" class=""><br class=""></div><div apple-content-edited="true" class="">Hope it helps</div><div apple-content-edited="true" class="">Alessandro</div><div apple-content-edited="true" class=""><br class=""></div><div apple-content-edited="true" class=""><br class=""></div>
<br class=""><div><blockquote type="cite" class=""><div class="">On 14 Nov 2015, at 09:35, Boris Derzhavets <<a href="mailto:bderzhavets@hotmail.com" class="">bderzhavets@hotmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">________________________________________</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">From: Dan Sneddon <</span><a href="mailto:dsneddon@redhat.com" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">dsneddon@redhat.com</a><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">></span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Sent: Friday, November 13, 2015 4:10 PM</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">To: Boris Derzhavets;<span class="Apple-converted-space"> </span></span><a href="mailto:rdo-list@redhat.com" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">rdo-list@redhat.com</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Subject: Re: [Rdo-list] Attempt to reproduce<span class="Apple-converted-space"> </span></span><a href="https://github.com/beekhof/osp-ha-deploy/blob/master/HA-keepalived.md" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">https://github.com/beekhof/osp-ha-deploy/blob/master/HA-keepalived.md</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">On 11/13/2015 12:56 PM, Dan Sneddon wrote:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">Hi Boris,<br class=""><br class="">Let's keep this on-list, there may be others who are having similar<br class="">issues who could find this discussion useful.<br class=""><br class="">Answers inline...<br class=""><br class="">On 11/13/2015 12:17 PM, Boris Derzhavets wrote:<br class=""><blockquote type="cite" class=""><br class=""><br class="">________________________________________<br class="">From: Dan Sneddon <<a href="mailto:dsneddon@redhat.com" class="">dsneddon@redhat.com</a>><br class="">Sent: Friday, November 13, 2015 2:46 PM<br class="">To: Boris Derzhavets; Javier Pena<br class="">Cc: <a href="mailto:rdo-list@redhat.com" class="">rdo-list@redhat.com</a><br class="">Subject: Re: [Rdo-list] Attempt to reproduce <a href="https://github.com/beekhof/osp-ha-deploy/blob/master/HA-keepalived.md" class="">https://github.com/beekhof/osp-ha-deploy/blob/master/HA-keepalived.md</a><br class=""><br class="">On 11/13/2015 11:38 AM, Boris Derzhavets wrote:<br class=""><blockquote type="cite" class="">I understand that in usual situation , creating ifcfg-br-ex and ifcfg-eth2 ( as OVS bridge and OVS port) ,<br class="">`service network restart` should be run to make eth2 (no IP) OVS port of br-ex (any IP which belongs ext net and is available)<br class="">What bad does NetworkManager when external network provider is used ?<br class="">Disabling it, I break routing via eth0's interfaces of cluster nodes to 10.10.10.0/24 ( ext net),<br class="">so nothing is supposed to work :-<br class=""> <a href="http://blog.oddbit.com/2014/05/28/multiple-external-networks-wit/" class="">http://blog.oddbit.com/2014/05/28/multiple-external-networks-wit/</a><br class=""> <a href="http://dbaxps.blogspot.com/2015/10/multiple-external-networks-with-single.html" class="">http://dbaxps.blogspot.com/2015/10/multiple-external-networks-with-single.html</a><br class="">Either I am missing something here.<br class="">________________________________________<br class="">From: <a href="mailto:rdo-list-bounces@redhat.com" class="">rdo-list-bounces@redhat.com</a> <<a href="mailto:rdo-list-bounces@redhat.com" class="">rdo-list-bounces@redhat.com</a>> on behalf of Boris Derzhavets <<a href="mailto:bderzhavets@hotmail.com" class="">bderzhavets@hotmail.com</a>><br class="">Sent: Friday, November 13, 2015 1:09 PM<br class="">To: Javier Pena<br class="">Cc: <a href="mailto:rdo-list@redhat.com" class="">rdo-list@redhat.com</a><br class="">Subject: [Rdo-list] Attempt to reproduce <a href="https://github.com/beekhof/osp-ha-deploy/blob/master/HA-keepalived.md" class="">https://github.com/beekhof/osp-ha-deploy/blob/master/HA-keepalived.md</a><br class=""><br class="">Working on this task I was able to build 3 node HAProxy/Keepalived Controller's cluster , create compute node , launch CirrOS VM,<br class="">However, I cannot ping floating IP of VM running on compute ( total 4 CentOS 7.1 VMs, nested kvm enabled )<br class="">Looks like provider external networks doesn't work for me.<br class=""><br class="">But , to have eth0 without IP (due to `ovs-vsctl add-port br-eth0 eth0 ) still allowing to ping 10.10.10.1,<br class="">I need NetworkManager active, rather then network.service<br class=""><br class="">[root@hacontroller1 network-scripts]# systemctl status NetworkManager<br class="">NetworkManager.service - Network Manager<br class=""> Loaded: loaded (/usr/lib/systemd/system/NetworkManager.service; enabled)<br class=""> Active: active (running) since Fri 2015-11-13 20:39:21 MSK; 12min ago<br class="">Main PID: 808 (NetworkManager)<br class=""> CGroup: /system.slice/NetworkManager.service<br class=""> ├─ 808 /usr/sbin/NetworkManager --no-daemon<br class=""> └─2325 /sbin/dhclient -d -q -sf /usr/libexec/nm-dhcp-helper -pf /var/run/dhclient-eth0...<br class=""><br class="">Nov 13 20:39:22 <a href="http://hacontroller1.example.com" class="">hacontroller1.example.com</a> NetworkManager[808]: <info> NetworkManager state is n...L<br class="">Nov 13 20:39:22 <a href="http://hacontroller1.example.com" class="">hacontroller1.example.com</a> dhclient[2325]: bound to 10.10.10.216 -- renewal in 1...s.<br class="">Nov 13 20:39:22 <a href="http://hacontroller1.example.com" class="">hacontroller1.example.com</a> NetworkManager[808]: <info> (eth0): Activation: succe....<br class="">Nov 13 20:39:25 <a href="http://hacontroller1.example.com" class="">hacontroller1.example.com</a> NetworkManager[808]: <info> startup complete<br class=""><br class="">[root@hacontroller1 network-scripts]# systemctl status network.service<br class="">network.service - LSB: Bring up/down networking<br class=""> Loaded: loaded (/etc/rc.d/init.d/network)<br class=""> Active: inactive (dead)<br class=""><br class="">[root@hacontroller1 network-scripts]# cat ifcfg-eth0<br class="">TYPE="Ethernet"<br class="">BOOTPROTO="static"<br class="">NAME="eth0"<br class="">DEVICE=eth0<br class="">ONBOOT="yes"<br class=""><br class="">[root@hacontroller1 network-scripts]# ping -c 3 10.10.10.1<br class="">PING 10.10.10.1 (10.10.10.1) 56(84) bytes of data.<br class="">64 bytes from 10.10.10.1: icmp_seq=1 ttl=64 time=0.087 ms<br class="">64 bytes from 10.10.10.1: icmp_seq=2 ttl=64 time=0.128 ms<br class="">64 bytes from 10.10.10.1: icmp_seq=3 ttl=64 time=0.117 ms<br class=""><br class="">--- 10.10.10.1 ping statistics ---<br class="">3 packets transmitted, 3 received, 0% packet loss, time 1999ms<br class="">rtt min/avg/max/mdev = 0.087/0.110/0.128/0.021 ms<br class=""><br class="">If I disable NetworkManager and enable network this feature will be lost. Eth0 would have to have static IP or dhcp lease,<br class="">to provide route to 10.10.10.0/24.<br class=""><br class="">Thank you.<br class="">Boris.<br class=""><br class="">_______________________________________________<br class="">Rdo-list mailing list<br class=""><a href="mailto:Rdo-list@redhat.com" class="">Rdo-list@redhat.com</a><br class="">https://www.redhat.com/mailman/listinfo/rdo-list<br class=""><br class="">To unsubscribe: rdo-list-unsubscribe@redhat.com<br class=""><br class=""></blockquote><br class="">OK, a few things here. First of all, you don't actually need to have an<br class="">IP address on the host system to use a VLAN or interface as an external<br class="">provider network. The Neutron router will have an IP on the right<br class="">network, and within its namespace will be able to reach the 10.10.10.x<br class="">network.<br class=""><br class=""><blockquote type="cite" class="">It looks to me like NetworkManager is running dhclient for eth0, even<br class="">though you have BOOTPROTO="static". This is causing an IP address to be<br class="">added to eth0, so you are able to ping 10.10.10.x from the host. When<br class="">you turn off NetworkManager, this unexpected behavior goes away, *but<br class="">you should still be able to use provider networks*.<br class=""></blockquote><br class=""> Here I am quoting Lars Kellogg Stedman<br class=""> <a href="http://blog.oddbit.com/2014/05/28/multiple-external-networks-wit/" class="">http://blog.oddbit.com/2014/05/28/multiple-external-networks-wit/</a><br class=""> The bottom statement in blog post above states :-<br class=""> "This assumes that eth1 is connected to a network using 10.1.0.0/24 and eth2 is connected to a network using 10.2.0.0/24, and that each network has a gateway sitting at the corresponding .1 address."<br class=""></blockquote><br class="">Right, what Lars means is that eth1 is physically connected to a<br class="">network with the 10.1.0.0/24 subnet, and eth2 is physically connected<br class="">to a network with the 10.2.0.0/24 subnet.<br class=""><br class="">You might notice that in Lars's instructions, he never puts a host IP<br class="">on either interface.<br class=""><br class=""><blockquote type="cite" class=""><blockquote type="cite" class="">Try creating a Neutron router with an IP on 10.10.10.x, and then you<br class="">should be able to ping that network from the router namespace.<br class=""></blockquote><br class=""> " When I issue `neutron router-creater --ha True --tenant-id xxxxxx RouterHA` , i cannot specify router's<br class=""> IP "<br class=""></blockquote><br class="">Let me refer you to this page, which explains the basics of creating<br class="">and managing Neutron networks:<br class=""><br class=""><a href="http://docs.openstack.org/user-guide/cli_create_and_manage_networks.html" class="">http://docs.openstack.org/user-guide/cli_create_and_manage_networks.html</a><br class=""><br class="">You will have to create an external network, which you will associate<br class="">with a physical network via a bridge mapping. The default bridge<br class="">mapping for br-ex is datacentre:br-ex.<br class=""><br class="">Using the name of the physical network "datacentre", we can create an<br class=""></blockquote><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">1. Javier is using external network provider ( and so did I , following him)</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">#. /root/keystonerc_admin</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""># neutron net-create public --provider:network_type flat --provider:physical_network physnet1 --router:external</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""># neutron subnet-create --gateway 10.10.10.1 --allocation-pool start=10.10.10.100,end=10.10.10.150 --disable-dhcp --name public_subnet public 10.10.10.0/24</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">HA Neutron router and tenant's subnet have been created.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Then interface to tenant's network was activated as well as gateway to public.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Security rules were implemented as usual.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Cloud VM was launched, it obtained private IP and committed cloud-init OK.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Then I assigned FIP from public to cloud VM , it should be ping able from from F23 Visualization</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Host</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">2. All traffic to/from external network flows through br-int when provider external networks has been involved. No br-ex is needed.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">When in Javier does `ovs-vsctl add-port br-eth0 eth0` , eth0 (which is inside VM ,running Controller node)</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">should be on 10.10.10.X/24. It doesn't happen when service network is active (and NM disabled) .</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">In this case eth0 doesn't have any kind of IP assigned to provide route to Libvirt's subnet 10.10.10.X/24 ( pre created by myself)</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">In meantime I am under impression that ovs bridge br-eth0 and OVS port eth0<span class="Apple-converted-space"> </span></span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">would work when IP is assigned to port eth0, not to bridge. OVS release =>2.3.1 seems to allow that.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Tested here (VM's case ) :-<span class="Apple-converted-space"> </span></span><a href="http://dbaxps.blogspot.com/2015/10/multiple-external-networks-with-single.html" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">http://dbaxps.blogspot.com/2015/10/multiple-external-networks-with-single.html</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">If neither one of br-eth0 and eth0 would have IP then packets won't be forwarded to external net</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class="">external network:<br class=""><br class="">[If the external network is on VLAN 104]<br class="">neutron net-create ext-net --router:external \<br class="">--provider:physical_network datacentre \<br class="">--provider:network_type vlan \<br class="">--provider:segmentation_id 104<br class=""><br class="">[If the external net is on the native VLAN (flat)]<br class="">neutron net-create ext-net --router:external \<br class="">--provider:physical_network datacentre \<br class="">--provider:network_type flat<br class=""><br class="">Next, you must create a subnet for the network, including the range of<br class="">floating IPs (allocation pool):<br class=""><br class="">neutron subnet-create --name ext-subnet \<br class="">--enable_dhcp=False \<br class="">--allocation-pool start=10.10.10.50,end=10.10.10.100 \<br class="">--gateway 10.10.10.1 \<br class="">ext-net 10.10.10.0/24<br class=""><br class="">Next, you have to create a router:<br class=""><br class="">neutron router-create ext-router<br class=""><br class="">You then add an interface to the router. Since Neutron will assign the<br class="">first address in the subnet to the router by default (10.10.10.1), you<br class="">will want to first create a port with a specific IP, then assign that<br class="">port to the router.<br class=""><br class="">neutron port-create ext-net --fixed-ip ip_address=10.10.10.254<br class=""><br class="">You will need to note the UUID of the newly created port. You can also<br class="">see this with "neutron port-list". Now, create the router interface<br class="">with the port you just created:<br class=""><br class="">neutron router-interface-add ext-router port=<UUID><br class=""><br class=""><blockquote type="cite" class=""><blockquote type="cite" class="">If you want to be able to ping 10.10.10.x from the host, then you<br class="">should put either a static IP or DHCP on the bridge, not on eth0. This<br class="">should work whether you are running NetworkManager or network.service.<br class=""></blockquote><br class=""> "I do can ping 10.0.0.x from F23 KVM Server (running cluster's VMs as Controller's nodes),<br class=""> it's just usual non-default libvirt subnet,matching exactly external network creating in Javier's "Howto".<br class=""> It was created via `virsh net-define openstackvms.xml`, but I cannot ping FIPs belong to<br class=""> cloud VM on this subnet."<br class=""></blockquote><br class="">I think you will have better luck once you create the external network<br class="">and router. You can then use namespaces to ping the network from the<br class="">router:<br class=""><br class="">First, obtain the qrouter-<UUID> from the list of namespaces:<br class=""><br class="">sudo ip netns list<br class=""><br class="">Then, find the qrouter-<UUID> and ping from there:<br class=""><br class="">ip netns exec qrouter-XXXX-XXXX-XXX-XXX ping 10.10.10.1<br class=""><br class=""></blockquote><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">One more quick thing to note:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">In order to use floating IPs, you will also have to attach the external</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">router to the tenant networks where floating IPs will be used.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">When you go through the steps to create a tenant network, also attach</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">it to the router:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">1) Create the network:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">neutron net-create tenant-net-1</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">2) Create the subnet:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">neutron subnet-create --name tenant-subnet-1 tenant-net-1 172.21.0.0/22</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">3) Attach the external router to the network:</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">neutron router-interface-add tenant-router-1 subnet=tenant-subnet-1</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">(since no specific port was given in the router-interface-add command,</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Neutron will automatically choose the first address in the given</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">subnet, so 172.21.0.1 in this example)</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">--</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Dan Sneddon | Principal OpenStack Engineer</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class=""><a href="mailto:dsneddon@redhat.com" class="">dsneddon@redhat.com</a> | <a href="http://redhat.com/openstack" class="">redhat.com/openstack</a></span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">650.254.4025 | dsneddon:irc @dxs:twitter</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">_______________________________________________</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; 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