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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">It’s OpenStack icehouse with Ubuntu 14.04. I followed the steps described in the OpenStack installation guide:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span class="apple-converted-space"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span></span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="http://docs.openstack.org/icehouse/install-guide/install/apt/content/neutron_initial-tenant-network.html"><span style="color:purple">http://docs.openstack.org/icehouse/install-guide/install/apt/content/neutron_initial-tenant-network.html</span></a></span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Remo Mattei [mailto:remo@italy1.com]
<br>
<b>Sent:</b> Friday, February 27, 2015 11:39 PM<br>
<b>To:</b> Mitchell Chen<br>
<b>Cc:</b> openstack@lists.openstack.org<br>
<b>Subject:</b> Re: [Openstack] Can not ping the tenant router gateway from any nodes after all nodes shut down/turned on<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Then you know there is something wrong with that router how did you set it up? Is this rdo?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Ciao<br>
<br>
Inviato da iPhone ()<o:p></o:p></p>
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Il giorno 27/feb/2015, alle ore 23:35, Mitchell Chen <<a href="mailto:mitchell.chen@mediatek.com">mitchell.chen@mediatek.com</a>> ha scritto:<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">It can’t be pinged:</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ neutron:~# ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee ping -I qg-34625a11-da 172.29.105.1</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">PING 172.29.105.1 (172.29.105.1) from 172.29.105.101 qg-34625a11-da: 56(84) bytes of data.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=1 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=2 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=3 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=4 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=5 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=6 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=7 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=8 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=9 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=10 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=11 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=12 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=13 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">From 172.29.105.101 icmp_seq=14 Destination Host Unreachable</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Remo Mattei [<a href="mailto:Remo@Italy1.com">mailto:Remo@Italy1.com</a>]
<br>
<b>Sent:</b> Friday, February 27, 2015 11:08 PM<br>
<b>To:</b> Mitchell Chen<br>
<b>Cc:</b> <a href="mailto:openstack@lists.openstack.org">openstack@lists.openstack.org</a><br>
<b>Subject:</b> Re: [Openstack] Can not ping the tenant router gateway from any nodes after all nodes shut down/turned on</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">Sorry No No. that is the ip address of the virtual router. You need to ping the gateway using the router. So it should look like this<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee ping -I qg-34625a11-da 172.29.105.1</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal">On Feb 27, 2015, at 22:57, Mitchell Chen <<a href="mailto:mitchell.chen@mediatek.com">mitchell.chen@mediatek.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Remo,</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thank you for looking at this issue. Yes, I can ping the gateway from the router. Please look the red in the following my previous mail. I followed the OpenStack
installation guide,<span class="apple-converted-space"> </span><a href="http://docs.openstack.org/icehouse/install-guide/install/apt/content/neutron_initial-tenant-network.html"><span style="color:purple">http://docs.openstack.org/icehouse/install-guide/install/apt/content/neutron_initial-tenant-network.html</span></a>,
to set up the network. More detail networks and router are in the following: Please let me know if you need any more information.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks,</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Mitchell</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@control:/# neutron net-list</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+----------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | name | subnets |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+----------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 3ef88278-b944-4ba2-a39b-0c23a2f22385 | ext-net | 35501767-4b22-4ffc-9ed6-cdbe59759b9e 172.29.105.0/24 |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 6f4e6906-ec84-410f-bfc1-89e076791ddb | demo-net | 318125f7-3015-44cb-80fe-f8682a997392 192.168.2.0/24 |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+----------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ control:/ # neutron subnet-list</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | name | cidr | allocation_pools |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 318125f7-3015-44cb-80fe-f8682a997392 | demo-subnet | 192.168.2.0/24 | {"start": "192.168.2.2", "end": "192.168.2.254"} |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 35501767-4b22-4ffc-9ed6-cdbe59759b9e | ext-subnet | 172.29.105.0/24 | {"start": "172.29.105.101", "end": "172.29.105.127"} |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ control:/ # neutron router-list</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | name | external_gateway_info |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 48cc6f75-b0a2-4468-a0bd-e6567237b7ee | demo-router | {"network_id": "3ef88278-b944-4ba2-a39b-0c23a2f22385", "enable_snat": true} |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@mussdhux23:/home/stack/Openstack-mtk# neutron router-show 48cc6f75-b0a2-4468-a0bd-e6567237b7ee</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+-----------------------+-----------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| Field | Value |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+-----------------------+-----------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| admin_state_up | True |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| external_gateway_info | {"network_id": "3ef88278-b944-4ba2-a39b-0c23a2f22385", "enable_snat": true} |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | 48cc6f75-b0a2-4468-a0bd-e6567237b7ee |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| name | demo-router |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| routes | |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| status | ACTIVE |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| tenant_id | 1bc3de8b19384858a1a7a6395e1845e3 |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+-----------------------+-----------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@mussdhux23:/home/stack/Openstack-mtk# neutron router-port-list 48cc6f75-b0a2-4468-a0bd-e6567237b7ee</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+------+-------------------+---------------------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | name | mac_address | fixed_ips |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+------+-------------------+---------------------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 34625a11-da44-4507-8aa8-6073b724816b | | fa:16:3e:d7:2f:27 | {"subnet_id": "35501767-4b22-4ffc-9ed6-cdbe59759b9e", "ip_address": "172.29.105.101"} |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 70c2c01f-8306-45df-958c-b445eb3523ee | | fa:16:3e:27:83:6c | {"subnet_id": "318125f7-3015-44cb-80fe-f8682a997392", "ip_address": "192.168.2.1"} |</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+------+-------------------+---------------------------------------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span class="apple-converted-space"><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> </span></span><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">Remo
Mattei [<a href="mailto:Remo@Italy1.com"><span style="color:purple">mailto:Remo@Italy1.com</span></a>]<span class="apple-converted-space"> </span><br>
<b>Sent:</b><span class="apple-converted-space"> </span>Friday, February 27, 2015 9:08 PM<br>
<b>To:</b><span class="apple-converted-space"> </span>Mitchell Chen<br>
<b>Cc:</b><span class="apple-converted-space"> </span><a href="mailto:openstack@lists.openstack.org"><span style="color:purple">openstack@lists.openstack.org</span></a><br>
<b>Subject:</b><span class="apple-converted-space"> </span>Re: [Openstack] Can not ping the tenant router gateway from any nodes after all nodes shut down/turned on</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal">that only shows you ping your interface can you ping your gateway from the router? How was the router created? Did you enable provider network? You show some data but not all. <o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal">Remo <o:p></o:p></p>
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<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
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<p class="MsoNormal">On Feb 27, 2015, at 18:52, Mitchell Chen <<a href="mailto:mitchell.chen@mediatek.com"><span style="color:purple">mitchell.chen@mediatek.com</span></a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">These is an issue that the tenant router gateway can not be pinned. Is this an OpenStack issue? It doesn’t allow all nodes to be powered
off and on? Before the nodes were shut down, networking works great either from inside instances to access outside internet or from outside to access the instances. Please help:</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@neutron:/# neutron subnet-list</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | name | cidr | allocation_pools |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 318125f7-3015-44cb-80fe-f8682a997392 | demo-subnet | 192.168.2.0/24 | {"start": "192.168.2.2", "end": "192.168.2.254"} |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 35501767-4b22-4ffc-9ed6-cdbe59759b9e | ext-subnet | 172.29.105.0/24 | {"start": "172.29.105.101", "end": "172.29.105.127"} |</span><o:p></o:p></p>
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+-------------+-----------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ neutron:/# neutron subnet-show 35501767-4b22-4ffc-9ed6-cdbe59759b9e</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+------------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| Field | Value |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+------------------+------------------------------------------------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| allocation_pools | {"start": "172.29.105.101", "end": "172.29.105.127"} |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| cidr | 172.29.105.0/24 |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| dns_nameservers | |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| enable_dhcp | False |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| gateway_ip | 172.29.105.254 |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| host_routes | |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | 35501767-4b22-4ffc-9ed6-cdbe59759b9e |</span><o:p></o:p></p>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| ip_version | 4 |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| name | ext-subnet |</span><o:p></o:p></p>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| network_id | 3ef88278-b944-4ba2-a39b-0c23a2f22385 |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| tenant_id | 7479d4eabeb14b45a7f38269155ec0f5 |</span><o:p></o:p></p>
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<table class="MsoNormalTable" border="0" cellspacing="0" cellpadding="0" style="margin-left:8.4pt;border-collapse:collapse">
<tbody>
<tr>
<td width="98" valign="top" style="width:73.5pt;border:solid windowtext 1.0pt;padding:0in 5.4pt 0in 5.4pt">
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<div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<td width="278" valign="top" style="width:208.5pt;border:solid windowtext 1.0pt;border-left:none;padding:0in 5.4pt 0in 5.4pt">
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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</td>
</tr>
</tbody>
</table>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ neutron:/# ip netns</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">qdhcp-6f4e6906-ec84-410f-bfc1-89e076791ddb</span><o:p></o:p></p>
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ neutron:/# ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee ip a</span><o:p></o:p></p>
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</div>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default</span><o:p></o:p></p>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00</span><o:p></o:p></p>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> inet 127.0.0.1/8 scope host lo</span><o:p></o:p></p>
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> valid_lft forever preferred_lft forever</span><o:p></o:p></p>
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</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> inet6 ::1/128 scope host</span><o:p></o:p></p>
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> valid_lft forever preferred_lft forever</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">35: qr-70c2c01f-83: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default</span><o:p></o:p></p>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> link/ether fa:16:3e:27:83:6c brd ff:ff:ff:ff:ff:ff</span><o:p></o:p></p>
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</div>
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<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> inet 192.168.2.1/24 brd 192.168.2.255 scope global qr-70c2c01f-83</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> valid_lft forever preferred_lft forever</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> inet6 fe80::f816:3eff:fe27:836c/64 scope link</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> valid_lft forever preferred_lft forever</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">36:qg-34625a11-da: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default</span><o:p></o:p></p>
</div>
</div>
</div>
</blockquote>
</div>
</div>
</div>
</div>
</blockquote>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<div>
<div>
<div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
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<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> link/ether fa:16:3e:d7:2f:27 brd ff:ff:ff:ff:ff:ff</span><o:p></o:p></p>
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</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> inet 172.29.105.101/24 brd 172.29.105.255 scope global qg-34625a11-da</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> valid_lft forever preferred_lft forever</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> inet6 fe80::f816:3eff:fed7:2f27/64 scope link</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> valid_lft forever preferred_lft forever</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">//</span><span class="apple-converted-space"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:red;background:white"> </span></span><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:red;background:white">From
the qrouter, the gateway<span class="apple-converted-space"> can be pinned </span></span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">root@ neutron:/# ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee ping -c 4 172.29.105.101</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">PING 172.29.105.101 (172.29.105.101) 56(84) bytes of data.</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">64 bytes from 172.29.105.101: icmp_seq=1 ttl=64 time=0.063 ms</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">64 bytes from 172.29.105.101: icmp_seq=2 ttl=64 time=0.060 ms</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">64 bytes from 172.29.105.101: icmp_seq=3 ttl=64 time=0.059 ms</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:red">64 bytes from 172.29.105.101: icmp_seq=4 ttl=64 time=0.058 ms</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">//// Can not be pinned here:</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@ neutron:/# ping -c 4 172.29.105.101</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">PING 172.29.105.101 (172.29.105.101) 56(84) bytes of data.</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">--- 172.29.105.101 ping statistics ---</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">4 packets transmitted, 0 received, 100% packet loss, time 3023ms</span><o:p></o:p></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">root@<span class="apple-converted-space"> </span>neutron:/home/stack/Openstack#<span class="apple-converted-space"> </span><b>neutron
agent-list</b></span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+--------------------+------------+-------+----------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| id | agent_type | host | alive | admin_state_up |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+--------------------+------------+-------+----------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| 68eba267-b885-4aad-96a4-e8d19ac9db4a | L3 agent | mussdhux20 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| c0726b66-a1f4-4b00-9120-7bf0ee91a3d0 | DHCP agent | mussdhux20 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| d8808f97-90f8-424d-a786-45b4541af755 | Open vSwitch agent | mussdhux04 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| e8d85451-3f6f-4b2a-94a1-6dd3e9a93cff | Metadata agent | mussdhux20 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| f4e51873-7e18-49a4-ab6b-94c24500e25f | Open vSwitch agent | mussdhux13 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| f8cab47d-a0db-4de2-b457-23c4e87ccb32 | Open vSwitch agent | mussdhux10 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">| fd9ab1c9-ce62-4504-8d68-215584a70a17 | Open vSwitch agent | mussdhux20 | :-) | True |</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">+--------------------------------------+--------------------+------------+-------+----------------+</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">I<span class="apple-converted-space"> </span>also<span class="apple-converted-space"> </span>restarted the neutron services after my neutron node booted up</span><span style="font-size:10.5pt;font-family:Consolas;color:#1F497D">.</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">service neutron-plugin-openvswitch-agent restart</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">service neutron-l3-agent restart</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">service neutron-dhcp-agent restart</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">service neutron-metadata-agent restart</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Anyone has solutions for this kind of issue?</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">Thank you<span class="apple-converted-space"> </span>so much<span class="apple-converted-space"> </span>for the help,</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="color:#1F497D">Mitchell</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span class="apple-converted-space"><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> </span></span><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">Mark
Loza [<a href="mailto:mloza@morphlabs.com"><span style="color:purple">mailto:mloza@morphlabs.com</span></a>]<span class="apple-converted-space"> </span><br>
<b>Sent:</b><span class="apple-converted-space"> </span>Friday, February 27, 2015 3:59 AM<br>
<b>To:</b><span class="apple-converted-space"> </span>Mitchell Chen;<span class="apple-converted-space"> </span><a href="mailto:openstack@lists.openstack.org"><span style="color:purple">openstack@lists.openstack.org</span></a><br>
<b>Subject:</b><span class="apple-converted-space"> </span>Re: [Openstack] Instance can not ping each other</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">I assume you are using neutron instead of nova-network<br>
<br>
On 2/27/15 7:57 PM, Mark Loza wrote:</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Hi,<br>
<br>
Did you check if the neutron agents are all alive?<br>
<br>
# neutron agent-list<br>
<br>
<br>
On 2/27/15 3:49 PM, Mitchell Chen wrote:</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi All,</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I followed the OpenStack icehouse installation guide to successfully install a five node system, one control node, one neutron and
three compute nodes. Inside of the instance, I can ping other instances’ virtual IP address and outside internet fine. Recently, we decided to move all the nodes to a lab. So, I powered down the five nodes before the move and powered up them afterward. All
the physical network connections were exactly the same as they were before the move. But, I can not even ping other instance after the five nodes up again.<span class="apple-converted-space"> </span></span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I typed “route –n” inside of the instance, no any IP is shown. What’s wrong? Please help how I can get the instance networking back.</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks,</span><o:p></o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Mitchell </span><o:p></o:p></p>
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