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<body class='hmmessage'><div dir='ltr'>There is one thing , which I clearly see . It is qrouter-namespace misconfiguration. There is no qr-xxxxx bridge attached to br-int<br>Picture , in general, should look like this<br><br>ubuntu@ubuntu-System:~$ sudo ip netns exec qrouter-6cb93ddd-2637-449d-8b10-7c07da49ee8c route -n<br><br>Kernel IP routing table<br>Destination Gateway Genmask Flags Metric Ref Use Iface<br>0.0.0.0 192.168.12.15 0.0.0.0 UG 0 0 0 qg-a753a8f5-c8<br>10.254.1.0 0.0.0.0 255.255.255.0 U 0 0 0 qr-393d9f71-53<br>192.168.12.0 0.0.0.0 255.255.255.0 U 0 0 0 qg-a753a8f5-c8<br><br>ubuntu@ubuntu-System:~$ sudo ip netns exec qrouter-6cb93ddd-2637-449d-8b10-7c07da49ee8c ifconfig<br>lo Link encap:Local Loopback <br> inet addr:127.0.0.1 Mask:255.0.0.0<br> inet6 addr: ::1/128 Scope:Host<br> UP LOOPBACK RUNNING MTU:65536 Metric:1<br> RX packets:0 errors:0 dropped:0 overruns:0 frame:0<br> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0<br> collisions:0 txqueuelen:0 <br> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)<br><br>qg-a753a8f5-c8 Link encap:Ethernet HWaddr fa:16:3e:a2:11:b4 <br> inet addr:192.168.12.150 Bcast:192.168.12.255 Mask:255.255.255.0<br> inet6 addr: fe80::f816:3eff:fea2:11b4/64 Scope:Link<br> UP BROADCAST RUNNING MTU:1500 Metric:1<br> RX packets:24504 errors:0 dropped:0 overruns:0 frame:0<br> TX packets:17367 errors:0 dropped:0 overruns:0 carrier:0<br> collisions:0 txqueuelen:0 <br> RX bytes:24328699 (24.3 MB) TX bytes:1443691 (1.4 MB)<br><br>qr-393d9f71-53 Link encap:Ethernet HWaddr fa:16:3e:9e:ec:01 <br> inet addr:10.254.1.1 Bcast:10.254.1.255 Mask:255.255.255.0<br> inet6 addr: fe80::f816:3eff:fe9e:ec01/64 Scope:Link<br> UP BROADCAST RUNNING MTU:1500 Metric:1<br> RX packets:22487 errors:0 dropped:5 overruns:0 frame:0<br> TX packets:24736 errors:0 dropped:0 overruns:0 carrier:0<br> collisions:0 txqueuelen:0 <br> RX bytes:2379287 (2.3 MB) TX bytes:24338711 (24.3 MB)<br><br>I would also advise you to post a question also on ask.openstack.org<br><br>Boris.<br><br><br><div><hr id="stopSpelling">Date: Tue, 19 May 2015 09:48:58 +0200<br>From: ichi.sara@gmail.com<br>To: rdo-list@redhat.com<br>Subject: [Rdo-list] [Neutron] router can't ping external gateway<br><br><div dir="ltr"><div><div><div><div>Hey people,<br></div>I have an issue with my networking. I connected my openstack to an external network I did all the changes required. But still my router can't reach the external gateway.<br><br></div>=====ifcfg-br-ex<br>DEVICE=br-ex<br>DEVICETYPE=ovs<br>TYPE=OVSBridge<br>BOOTPROTO=static<br>IPADDR=192.168.5.33<br>NETMASK=255.255.255.0<br>ONBOOT=yes<br>GATEWAY=192.168.5.1<br>DNS1=8.8.8.8<br>DNS2=192.168.5.1<br><br><br></div>====ifcfg-eth0<br>DEVICE=eth0<br>HWADDR=00:0c:29:a2:b1:b9<br>ONBOOT=yes<br>TYPE=OVSPort<br>NM_CONTROLLED=yes<br>DEVICETYPE=ovs<br>OVS_BRIDGE=br-ex<br><br>======[root@localhost ~(keystone_admin)]# ovs-vsctl show<br>19de58db-509d-4de8-bd88-9222019b13f1<br> Bridge br-int<br> fail_mode: secure<br> Port "tap8652132e-b8"<br> tag: 1<br> Interface "tap8652132e-b8"<br> type: internal<br> Port br-int<br> Interface br-int<br> type: internal<br> Port patch-tun<br> Interface patch-tun<br> type: patch<br> options: {peer=patch-int}<br> Bridge br-ex<br> Port "qg-5f8ebe30-40"<br> Interface "qg-5f8ebe30-40"<br> type: internal<br> Port "eth0"<br> Interface "eth0"<br> Port br-ex<br> Interface br-ex<br> type: internal<br> Bridge br-tun<br> Port "vxlan-c0a80520"<br> Interface "vxlan-c0a80520"<br> type: vxlan<br> options: {df_default="true", in_key=flow, local_ip="192.168.5.33", out_key=flow, remote_ip="192.168.5.32"}<br> Port br-tun<br> Interface br-tun<br> type: internal<br> Port patch-int<br> Interface patch-int<br> type: patch<br> options: {peer=patch-tun}<br> ovs_version: "2.3.1"<br><br>=====[root@localhost ~(keystone_admin)]# ping 192.168.5.1<br>PING 192.168.5.1 (192.168.5.1) 56(84) bytes of data.<br>64 bytes from <a href="http://192.168.5.1" target="_blank">192.168.5.1</a>: icmp_seq=1 ttl=64 time=1.76 ms<br>64 bytes from <a href="http://192.168.5.1" target="_blank">192.168.5.1</a>: icmp_seq=2 ttl=64 time=1.88 ms<br>64 bytes from <a href="http://192.168.5.1" target="_blank">192.168.5.1</a>: icmp_seq=3 ttl=64 time=1.45 ms<br>^C<br>--- 192.168.5.1 ping statistics ---<br>3 packets transmitted, 3 received, 0% packet loss, time 2002ms<br>rtt min/avg/max/mdev = 1.452/1.699/1.880/0.187 ms<br>[root@localhost ~(keystone_admin)]#<br><br>======[root@localhost ~(keystone_admin)]# ip netns exec qrouter-85fa9459-503d-4996-86f3-6042604fed74 ip a<br>1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN<br> link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00<br> inet <a href="http://127.0.0.1/8" target="_blank">127.0.0.1/8</a> scope host lo<br> valid_lft forever preferred_lft forever<br> inet6 ::1/128 scope host<br> valid_lft forever preferred_lft forever<br>14: qg-5f8ebe30-40: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN<br> link/ether fa:16:3e:c2:1b:5e brd ff:ff:ff:ff:ff:ff<br> inet <a href="http://192.168.5.70/24" target="_blank">192.168.5.70/24</a> brd 192.168.5.255 scope global qg-5f8ebe30-40<br> valid_lft forever preferred_lft forever<br> inet6 fe80::f816:3eff:fec2:1b5e/64 scope link<br> valid_lft forever preferred_lft forever<br>[root@localhost ~(keystone_admin)]#<br><br><br>======[root@localhost ~(keystone_admin)]# ip r<br>default via 192.168.5.1 dev br-ex<br>default via 192.168.4.1 dev eth1<br><a href="http://169.254.0.0/16" target="_blank">169.254.0.0/16</a> dev eth0 scope link metric 1002<br><a href="http://169.254.0.0/16" target="_blank">169.254.0.0/16</a> dev eth1 scope link metric 1003<br><a href="http://169.254.0.0/16" target="_blank">169.254.0.0/16</a> dev br-ex scope link metric 1005<br><a href="http://192.168.4.0/24" target="_blank">192.168.4.0/24</a> dev eth1 proto kernel scope link src 192.168.4.14<br><a href="http://192.168.5.0/24" target="_blank">192.168.5.0/24</a> dev br-ex proto kernel scope link src 192.168.5.33<br>[root@localhost ~(keystone_admin)]#<br><br><br>======[root@localhost ~(keystone_admin)]# ip netns exec qrouter-85fa9459-503d-4996-86f3-6042604fed74 ip r<br>default via 192.168.5.1 dev qg-5f8ebe30-40<br><a href="http://192.168.5.0/24" target="_blank">192.168.5.0/24</a> dev qg-5f8ebe30-40 proto kernel scope link src 192.168.5.70<br>[root@localhost ~(keystone_admin)]#<br><br><br>======[root@localhost ~(keystone_admin)]# ip netns exec qrouter-85fa9459-503d-4996-86f3-6042604fed74 ping 192.168.5.1<br>PING 192.168.5.1 (192.168.5.1) 56(84) bytes of data.<br>^C<br>--- 192.168.5.1 ping statistics ---<br>5 packets transmitted, 0 received, 100% packet loss, time 3999ms<br><br></div>any hints??<br><div><br><br><br><br></div></div>
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