Then you know there is something wrong with that router how did you set it up? Is this rdo?
Ciao Inviato da iPhone () > Il giorno 27/feb/2015, alle ore 23:35, Mitchell Chen > <mitchell.c...@mediatek.com> ha scritto: > > It can’t be pinged: > > root@ neutron:~# ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee > ping -I qg-34625a11-da 172.29.105.1 > PING 172.29.105.1 (172.29.105.1) from 172.29.105.101 qg-34625a11-da: 56(84) > bytes of data. > From 172.29.105.101 icmp_seq=1 Destination Host Unreachable > From 172.29.105.101 icmp_seq=2 Destination Host Unreachable > From 172.29.105.101 icmp_seq=3 Destination Host Unreachable > From 172.29.105.101 icmp_seq=4 Destination Host Unreachable > From 172.29.105.101 icmp_seq=5 Destination Host Unreachable > From 172.29.105.101 icmp_seq=6 Destination Host Unreachable > From 172.29.105.101 icmp_seq=7 Destination Host Unreachable > From 172.29.105.101 icmp_seq=8 Destination Host Unreachable > From 172.29.105.101 icmp_seq=9 Destination Host Unreachable > From 172.29.105.101 icmp_seq=10 Destination Host Unreachable > From 172.29.105.101 icmp_seq=11 Destination Host Unreachable > From 172.29.105.101 icmp_seq=12 Destination Host Unreachable > From 172.29.105.101 icmp_seq=13 Destination Host Unreachable > From 172.29.105.101 icmp_seq=14 Destination Host Unreachable > > From: Remo Mattei [mailto:r...@italy1.com] > Sent: Friday, February 27, 2015 11:08 PM > To: Mitchell Chen > Cc: openstack@lists.openstack.org > Subject: Re: [Openstack] Can not ping the tenant router gateway from any > nodes after all nodes shut down/turned on > > 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 > > ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee ping -I > qg-34625a11-da 172.29.105.1 > > > > On Feb 27, 2015, at 22:57, Mitchell Chen <mitchell.c...@mediatek.com> wrote: > > Hi Remo, > > 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, > http://docs.openstack.org/icehouse/install-guide/install/apt/content/neutron_initial-tenant-network.html, > to set up the network. More detail networks and router are in the following: > Please let me know if you need any more information. > > Thanks, > Mitchell > > root@control:/# neutron net-list > +--------------------------------------+----------+------------------------------------------------------+ > | id | name | subnets > | > +--------------------------------------+----------+------------------------------------------------------+ > | 3ef88278-b944-4ba2-a39b-0c23a2f22385 | ext-net | > 35501767-4b22-4ffc-9ed6-cdbe59759b9e 172.29.105.0/24 | > | 6f4e6906-ec84-410f-bfc1-89e076791ddb | demo-net | > 318125f7-3015-44cb-80fe-f8682a997392 192.168.2.0/24 | > +--------------------------------------+----------+------------------------------------------------------+ > root@ control:/ # neutron subnet-list > +--------------------------------------+-------------+-----------------+------------------------------------------------------+ > | id | name | cidr | > allocation_pools | > +--------------------------------------+-------------+-----------------+------------------------------------------------------+ > | 318125f7-3015-44cb-80fe-f8682a997392 | demo-subnet | 192.168.2.0/24 | > {"start": "192.168.2.2", "end": "192.168.2.254"} | > | 35501767-4b22-4ffc-9ed6-cdbe59759b9e | ext-subnet | 172.29.105.0/24 | > {"start": "172.29.105.101", "end": "172.29.105.127"} | > +--------------------------------------+-------------+-----------------+------------------------------------------------------+ > root@ control:/ # neutron router-list > +--------------------------------------+-------------+-----------------------------------------------------------------------------+ > | id | name | external_gateway_info > | > +--------------------------------------+-------------+-----------------------------------------------------------------------------+ > | 48cc6f75-b0a2-4468-a0bd-e6567237b7ee | demo-router | {"network_id": > "3ef88278-b944-4ba2-a39b-0c23a2f22385", "enable_snat": true} | > +--------------------------------------+-------------+-----------------------------------------------------------------------------+ > root@mussdhux23:/home/stack/Openstack-mtk# neutron router-show > 48cc6f75-b0a2-4468-a0bd-e6567237b7ee > +-----------------------+-----------------------------------------------------------------------------+ > | Field | Value > | > +-----------------------+-----------------------------------------------------------------------------+ > | admin_state_up | True > | > | external_gateway_info | {"network_id": > "3ef88278-b944-4ba2-a39b-0c23a2f22385", "enable_snat": true} | > | id | 48cc6f75-b0a2-4468-a0bd-e6567237b7ee > | > | name | demo-router > | > | routes | > | > | status | ACTIVE > | > | tenant_id | 1bc3de8b19384858a1a7a6395e1845e3 > | > +-----------------------+-----------------------------------------------------------------------------+ > root@mussdhux23:/home/stack/Openstack-mtk# neutron router-port-list > 48cc6f75-b0a2-4468-a0bd-e6567237b7ee > +--------------------------------------+------+-------------------+---------------------------------------------------------------------------------------+ > | id | name | mac_address | fixed_ips > | > +--------------------------------------+------+-------------------+---------------------------------------------------------------------------------------+ > | 34625a11-da44-4507-8aa8-6073b724816b | | fa:16:3e:d7:2f:27 | > {"subnet_id": "35501767-4b22-4ffc-9ed6-cdbe59759b9e", "ip_address": > "172.29.105.101"} | > | 70c2c01f-8306-45df-958c-b445eb3523ee | | fa:16:3e:27:83:6c | > {"subnet_id": "318125f7-3015-44cb-80fe-f8682a997392", "ip_address": > "192.168.2.1"} | > +--------------------------------------+------+-------------------+---------------------------------------------------------------------------------------+ > > From: Remo Mattei [mailto:r...@italy1.com] > Sent: Friday, February 27, 2015 9:08 PM > To: Mitchell Chen > Cc: openstack@lists.openstack.org > Subject: Re: [Openstack] Can not ping the tenant router gateway from any > nodes after all nodes shut down/turned on > > 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. > > > Remo > On Feb 27, 2015, at 18:52, Mitchell Chen <mitchell.c...@mediatek.com> wrote: > > 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: > > root@neutron:/# neutron subnet-list > +--------------------------------------+-------------+-----------------+------------------------------------------------------+ > | id | name | cidr | > allocation_pools | > +--------------------------------------+-------------+-----------------+------------------------------------------------------+ > | 318125f7-3015-44cb-80fe-f8682a997392 | demo-subnet | 192.168.2.0/24 | > {"start": "192.168.2.2", "end": "192.168.2.254"} | > | 35501767-4b22-4ffc-9ed6-cdbe59759b9e | ext-subnet | 172.29.105.0/24 | > {"start": "172.29.105.101", "end": "172.29.105.127"} | > +--------------------------------------+-------------+-----------------+------------------------------------------------------+ > root@ neutron:/# neutron subnet-show 35501767-4b22-4ffc-9ed6-cdbe59759b9e > +------------------+------------------------------------------------------+ > | Field | Value | > +------------------+------------------------------------------------------+ > | allocation_pools | {"start": "172.29.105.101", "end": "172.29.105.127"} | > | cidr | 172.29.105.0/24 | > | dns_nameservers | | > | enable_dhcp | False | > | gateway_ip | 172.29.105.254 | > | host_routes | | > | id | 35501767-4b22-4ffc-9ed6-cdbe59759b9e | > | ip_version | 4 | > | name | ext-subnet | > | network_id | 3ef88278-b944-4ba2-a39b-0c23a2f22385 | > | tenant_id | 7479d4eabeb14b45a7f38269155ec0f5 | > > > > > root@ neutron:/# ip netns > qdhcp-6f4e6906-ec84-410f-bfc1-89e076791ddb > qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee > > root@ neutron:/# ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee > ip a > 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group > default > link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 > inet 127.0.0.1/8 scope host lo > valid_lft forever preferred_lft forever > inet6 ::1/128 scope host > valid_lft forever preferred_lft forever > 35: qr-70c2c01f-83: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state > UNKNOWN group default > link/ether fa:16:3e:27:83:6c brd ff:ff:ff:ff:ff:ff > inet 192.168.2.1/24 brd 192.168.2.255 scope global qr-70c2c01f-83 > valid_lft forever preferred_lft forever > inet6 fe80::f816:3eff:fe27:836c/64 scope link > valid_lft forever preferred_lft forever > 36:qg-34625a11-da: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state > UNKNOWN group default > link/ether fa:16:3e:d7:2f:27 brd ff:ff:ff:ff:ff:ff > inet 172.29.105.101/24 brd 172.29.105.255 scope global qg-34625a11-da > valid_lft forever preferred_lft forever > inet6 fe80::f816:3eff:fed7:2f27/64 scope link > valid_lft forever preferred_lft forever > > // From the qrouter, the gateway can be pinned > root@ neutron:/# ip netns exec qrouter-48cc6f75-b0a2-4468-a0bd-e6567237b7ee > ping -c 4 172.29.105.101 > PING 172.29.105.101 (172.29.105.101) 56(84) bytes of data. > 64 bytes from 172.29.105.101: icmp_seq=1 ttl=64 time=0.063 ms > 64 bytes from 172.29.105.101: icmp_seq=2 ttl=64 time=0.060 ms > 64 bytes from 172.29.105.101: icmp_seq=3 ttl=64 time=0.059 ms > 64 bytes from 172.29.105.101: icmp_seq=4 ttl=64 time=0.058 ms > > //// Can not be pinned here: > root@ neutron:/# ping -c 4 172.29.105.101 > PING 172.29.105.101 (172.29.105.101) 56(84) bytes of data. > > --- 172.29.105.101 ping statistics --- > 4 packets transmitted, 0 received, 100% packet loss, time 3023ms > > root@ neutron:/home/stack/Openstack# neutron agent-list > +--------------------------------------+--------------------+------------+-------+----------------+ > | id | agent_type | host | > alive | admin_state_up | > +--------------------------------------+--------------------+------------+-------+----------------+ > | 68eba267-b885-4aad-96a4-e8d19ac9db4a | L3 agent | mussdhux20 | > :-) | True | > | c0726b66-a1f4-4b00-9120-7bf0ee91a3d0 | DHCP agent | mussdhux20 | > :-) | True | > | d8808f97-90f8-424d-a786-45b4541af755 | Open vSwitch agent | mussdhux04 | > :-) | True | > | e8d85451-3f6f-4b2a-94a1-6dd3e9a93cff | Metadata agent | mussdhux20 | > :-) | True | > | f4e51873-7e18-49a4-ab6b-94c24500e25f | Open vSwitch agent | mussdhux13 | > :-) | True | > | f8cab47d-a0db-4de2-b457-23c4e87ccb32 | Open vSwitch agent | mussdhux10 | > :-) | True | > | fd9ab1c9-ce62-4504-8d68-215584a70a17 | Open vSwitch agent | mussdhux20 | > :-) | True | > +--------------------------------------+--------------------+------------+-------+----------------+ > > I also restarted the neutron services after my neutron node booted up. > service neutron-plugin-openvswitch-agent restart > service neutron-l3-agent restart > service neutron-dhcp-agent restart > service neutron-metadata-agent restart > > Anyone has solutions for this kind of issue? > > > Thank you so much for the help, > Mitchell > > From: Mark Loza [mailto:ml...@morphlabs.com] > Sent: Friday, February 27, 2015 3:59 AM > To: Mitchell Chen; openstack@lists.openstack.org > Subject: Re: [Openstack] Instance can not ping each other > > I assume you are using neutron instead of nova-network > > On 2/27/15 7:57 PM, Mark Loza wrote: > Hi, > > Did you check if the neutron agents are all alive? > > # neutron agent-list > > > On 2/27/15 3:49 PM, Mitchell Chen wrote: > Hi All, > > 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. > > 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. > > Thanks, > Mitchell > ************* Email Confidentiality Notice ******************** > The information contained in this e-mail message (including any > attachments) may be confidential, proprietary, privileged, or otherwise > exempt from disclosure under applicable laws. It is intended to be > conveyed only to the designated recipient(s). Any use, dissemination, > distribution, printing, retaining or copying of this e-mail (including its > attachments) by unintended recipient(s) is strictly prohibited and may > be unlawful. 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