Neutron North-South DVR Fixed IP (SNAT) Traffic Flow
List the current neutron networks
neutron net-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron net-list +--------------------------------------+-------------+-------------------------------------------------------+ | id | name | subnets | +--------------------------------------+-------------+-------------------------------------------------------+ | 35510045-decf-491e-9990-87a3f77f0284 | ext-net | bfaacf82-7a4f-4e0c-aab9-94f705dc2c11 10.254.27.0/24 | | 4259ab26-a1c4-427e-a7e0-b941368c4e23 | default-net | d20f33e0-82f1-4ce1-80cf-17a27c86d11c 172.0.100.0/24 | | 73ff3b91-77ad-4ef4-aa67-a99a5ef57650 | demo_net1 | 4a20b788-da40-48a0-b459-5034d2831adf 192.168.111.0/24 | | a493f23f-3646-49c5-a342-82c0ac7601f6 | lab2-net | 75542425-b437-4433-a9d8-3009527e1435 192.168.1.0/24 | | d2ad4daa-d004-40bd-afa8-b7e19b8dde67 | HPinternal | 28d80588-9bf1-415e-a1f3-b08d95d5bf14 10.0.0.0/24 | | e70da3b0-ad8d-4ec0-9dd7-40ba563d2416 | SVC | 57929850-9c6a-4917-a8a4-61c033d72705 10.254.26.0/24 | | e99f2cdd-eb42-4466-9b17-7cb85636c013 | lab1-net1 | 60b9efc0-081f-45fd-b06c-0ce88fc04d50 192.168.113.0/24 | +--------------------------------------+-------------+-------------------------------------------------------+
Identify the external networks available
neutron net-external-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron net-external-list +--------------------------------------+---------+-----------------------------------------------------+ | id | name | subnets | +--------------------------------------+---------+-----------------------------------------------------+ | 35510045-decf-491e-9990-87a3f77f0284 | ext-net | bfaacf82-7a4f-4e0c-aab9-94f705dc2c11 10.254.27.0/24 | +--------------------------------------+---------+-----------------------------------------------------+
Create a test router called HProuter
neutron router-create HProuter
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron router-create HProuter Created a new router: +-----------------------+--------------------------------------+ | Field | Value | +-----------------------+--------------------------------------+ | admin_state_up | True | | distributed | True | | external_gateway_info | | | ha | False | | id | 8c8a0159-2b37-4fae-93e9-b302a9d59573 | | name | HProuter | | routes | | | status | ACTIVE | | tenant_id | 3935f5d20d2848b69324bb8bd75a0389 | +-----------------------+--------------------------------------+
Create the private network
neutron net-create HPinternal
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron net-create HPinternal Created a new network: +---------------------------+--------------------------------------+ | Field | Value | +---------------------------+--------------------------------------+ | admin_state_up | True | | id | d2ad4daa-d004-40bd-afa8-b7e19b8dde67 | | name | HPinternal | | provider:network_type | vxlan| | provider:physical_network | | | provider:segmentation_id | 1006 | | router:external | False| | shared | False| | status | ACTIVE | | subnets | | | tenant_id | 3935f5d20d2848b69324bb8bd75a0389 | +---------------------------+--------------------------------------+
Create the subnet for this network
neutron subnet-create –name subnet-HPinternal HPinternal 10.0.0.0/24
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron subnet-create --name subnet-HPinternal HPinternal 10.0.0.0/24
Created a new subnet:
+-------------------+--------------------------------------------+
| Field | Value |
+-------------------+--------------------------------------------+
| allocation_pools | {"start": "10.0.0.2", "end": "10.0.0.254"} |
| cidr | 10.0.0.0/24|
| dns_nameservers ||
| enable_dhcp | True |
| gateway_ip | 10.0.0.1 |
| host_routes | |
| id | 28d80588-9bf1-415e-a1f3-b08d95d5bf14 |
| ip_version | 4 |
| ipv6_address_mode ||
| ipv6_ra_mode ||
| name | subnet-HPinternal |
| network_id | d2ad4daa-d004-40bd-afa8-b7e19b8dde67 |
| tenant_id | 3935f5d20d2848b69324bb8bd75a0389 |
+-------------------+--------------------------------------------+
Connect the subnet to the router
neutron router-interface-add HProuter subnet-HPinternal
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron router-interface-add HProuter subnet-HPinternal Added interface 2202c460-bb31-4a65-9d0d-cbcc64729843 to router HProuter.
Set the gateway on the router
neutron router-gateway-set 8c8a0159-2b37-4fae-93e9-b302a9d59573 35510045-decf-491e-9990-87a3f77f0284
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron router-gateway-set 8c8a0159-2b37-4fae-93e9-b302a9d59573 35510045-decf-491e-9990-87a3f77f0284 Set gateway for router 8c8a0159-2b37-4fae-93e9-b302a9d59573
Booting an instance on the new network
nova keypair-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova keypair-list +-----------+-------------------------------------------------+ | Name | Fingerprint | +-----------+-------------------------------------------------+ | default | 01:5f:f1:62:4d:2a:c8:cd:c1:4e:d1:a1:9c:78:66:42 | | pilot-key | 95:ed:68:93:f6:9e:bb:45:f4:e7:95:53:f9:25:35:db | +-----------+-------------------------------------------------+
nova flavor-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova flavor-list +--------------------------------------+-------------------+-----------+------+-----------+------+-------+-------------+-----------+ | ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public | +--------------------------------------+-------------------+-----------+------+-----------+------+-------+-------------+-----------+ | 0939b77d-6f64-4bf0-b8cf-20db61a16af6 | windows.web.small | 2048 | 40 | 20| 4096 | 2 | 1.0 | True | | 1 | m1.tiny | 512 | 2 | 0 | | 1 | 1.0 | True | | 2 | m1.small | 2048 | 20 | 0 | | 1 | 1.0 | True | | 200 | linux.web.small | 2048 | 10 | 20| 4096 | 2 | 1.0 | True | | 201 | linux.ora.small | 8192 | 50 | 0 | | 4 | 1.0 | True | | 3 | m1.medium | 4096 | 40 | 0 | | 2 | 1.0 | True | | 4 | m1.large | 8192 | 80 | 0 | | 4 | 1.0 | True | | 5 | m1.xlarge | 16384 | 160 | 0 | | 8 | 1.0 | True | +--------------------------------------+-------------------+-----------+------+-----------+------+-------+-------------+-----------+
nova image-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova image-list +--------------------------------------+-----------------------------------+--------+--------+ | ID | Name | Status | Server | +--------------------------------------+-----------------------------------+--------+--------+ | 29101bd4-0198-47e8-8dd6-da568a2514a2 | CentOS 6.7 v1 | ACTIVE || | 93400dd8-2708-4ed8-961a-ed751b224a95 | RedHat6.7 | ACTIVE || | 7bc76bd2-f575-49ea-9add-7d84b411262f | Ubuntu 14.04.03 64 bit | ACTIVE || | a785ed8c-72aa-400c-a1a9-d7575a801209 | Ubuntu Server 14.04 v1 | ACTIVE || | 3a43eb71-3d64-4e45-922e-680b26661d54 | Windows Server 2012 R2 64 Bits v2 | ACTIVE || | 831ecd7a-e26e-4388-b2f4-03d88d067cc7 | Windows Server 2012 R2 v1 | ACTIVE || | 1cb50c3f-4606-4e94-b85f-1d323f6a70fd | debian-wheezy-amd64-20140929-disk | ACTIVE || | debdde40-8055-484c-8fa8-f7fc1a7750d0 | snap-slpilotbd01 | ACTIVE || +--------------------------------------+-----------------------------------+--------+--------+
neutron net-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# neutron net-list +--------------------------------------+-------------+-------------------------------------------------------+ | id | name | subnets | +--------------------------------------+-------------+-------------------------------------------------------+ | 35510045-decf-491e-9990-87a3f77f0284 | ext-net | bfaacf82-7a4f-4e0c-aab9-94f705dc2c11 10.254.27.0/24 | | 4259ab26-a1c4-427e-a7e0-b941368c4e23 | default-net | d20f33e0-82f1-4ce1-80cf-17a27c86d11c 172.0.100.0/24 | | 73ff3b91-77ad-4ef4-aa67-a99a5ef57650 | demo_net1 | 4a20b788-da40-48a0-b459-5034d2831adf 192.168.111.0/24 | | a493f23f-3646-49c5-a342-82c0ac7601f6 | lab2-net | 75542425-b437-4433-a9d8-3009527e1435 192.168.1.0/24 | | d2ad4daa-d004-40bd-afa8-b7e19b8dde67 | HPinternal | 28d80588-9bf1-415e-a1f3-b08d95d5bf14 10.0.0.0/24 | | e70da3b0-ad8d-4ec0-9dd7-40ba563d2416 | SVC | 57929850-9c6a-4917-a8a4-61c033d72705 10.254.26.0/24 | | e99f2cdd-eb42-4466-9b17-7cb85636c013 | lab1-net1 | 60b9efc0-081f-45fd-b06c-0ce88fc04d50 192.168.113.0/24 | +--------------------------------------+-------------+-------------------------------------------------------+
nova secgroup-list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova secgroup-list +--------------------------------------+---------+-------------+ | Id | Name| Description | +--------------------------------------+---------+-------------+ | 70ad0845-b9a0-4675-88ea-2edd12dea786 | default | default | +--------------------------------------+---------+-------------+
nova boot –flavor m1.tiny –image debian-wheezy-amd64-20140929-disk –nic net-id=d2ad4daa-d004-40bd-afa8-b7e19b8dde67 –security-group default –key-name pilot-key HPdemo-instance1
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova boot --flavor m1.tiny --image debian-wheezy-amd64-20140929-disk --nic net-id=d2ad4daa-d004-40bd-afa8-b7e19b8dde67 --security-group default --key-name pilot-key HPdemo-instance1
+--------------------------------------+--------------------------------------------------------------------------+
| Property | Value|
+--------------------------------------+--------------------------------------------------------------------------+
| OS-EXT-AZ:availability_zone | nova |
| OS-EXT-SRV-ATTR:host | -|
| OS-EXT-SRV-ATTR:hypervisor_hostname | -|
| OS-EXT-SRV-ATTR:instance_name | instance-00000084|
| OS-EXT-STS:power_state | 0|
| OS-EXT-STS:task_state | scheduling |
| OS-EXT-STS:vm_state | building |
| OS-SRV-USG:launched_at | -|
| OS-SRV-USG:terminated_at | -|
| accessIPv4 | |
| accessIPv6 | |
| adminPass | ad9HfYFHsnR2 |
| config_drive | |
| created | 2015-11-23T10:05:35Z |
| flavor | m1.tiny (1) |
| hostId | |
| id | 374b3e1c-0e89-4481-b9dd-a9a420a498e1 |
| image | debian-wheezy-amd64-20140929-disk (1cb50c3f-4606-4e94-b85f-1d323f6a70fd) |
| key_name | pilot-key|
| metadata | {} |
| name | HPdemo-instance1 |
| os-extended-volumes:volumes_attached | [] |
| progress | 0|
| security_groups | default |
| status | BUILD|
| tenant_id | 3935f5d20d2848b69324bb8bd75a0389 |
| updated | 2015-11-23T10:05:36Z |
| user_id | 86fe8295656d495db6b06c57274adbf2 |
+--------------------------------------+--------------------------------------------------------------------------+
nova list
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova list +--------------------------------------+------------------+--------+------------+-------------+---------------------+ | ID | Name | Status | Task State | Power State | Networks| +--------------------------------------+------------------+--------+------------+-------------+---------------------+ | 374b3e1c-0e89-4481-b9dd-a9a420a498e1 | HPdemo-instance1 | ACTIVE | - | Running | HPinternal=10.0.0.5 | +--------------------------------------+------------------+--------+------------+-------------+---------------------+
Verify Network Namespaces
Controller0
ip netns
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# ip netns qrouter-6903d563-80f4-40b0-ba77-8774a915a323 qdhcp-e99f2cdd-eb42-4466-9b17-7cb85636c013 qdhcp-73ff3b91-77ad-4ef4-aa67-a99a5ef57650 snat-8497d1cb-c2fa-46a5-9e42-1bfceb810204 qrouter-8497d1cb-c2fa-46a5-9e42-1bfceb810204 qdhcp-e70da3b0-ad8d-4ec0-9dd7-40ba563d2416 qdhcp-4259ab26-a1c4-427e-a7e0-b941368c4e23 snat-64b856f2-00a7-4e2f-8abd-aa34ab454c34 qrouter-64b856f2-00a7-4e2f-8abd-aa34ab454c34
ip netns exec <snat-namespace from above> ip a | grep “inet “
ip netns exec snat-8497d1cb-c2fa-46a5-9e42-1bfceb810204 ip a | grep “inet “
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# ip netns exec snat-8497d1cb-c2fa-46a5-9e42-1bfceb810204 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 10.254.27.21/24 brd 10.254.27.255 scope global qg-5b6914d7-f7 inet 192.168.111.2/24 brd 192.168.111.255 scope global sg-8b3ee21d-13 inet 172.0.100.106/24 brd 172.0.100.255 scope global sg-00f5256d-4f
**ip netns exec snat-64b856f2-00a7-4e2f-8abd-aa34ab454c34 ip a | grep “inet “
**
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# ip netns exec snat-64b856f2-00a7-4e2f-8abd-aa34ab454c34 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 172.0.100.2/24 brd 172.0.100.255 scope global sg-161f8764-8f inet 10.254.27.10/24 brd 10.254.27.255 scope global qg-1d075498-b3 inet 192.168.113.51/24 brd 192.168.113.255 scope global sg-f4b08ba6-10
ip netns exec <snat-namespace from above> iptables-save | grep SNAT
ip netns exec snat-8497d1cb-c2fa-46a5-9e42-1bfceb810204 iptables-save | grep SNAT
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# ip netns exec snat-8497d1cb-c2fa-46a5-9e42-1bfceb810204 iptables-save | grep SNAT -A neutron-l3-agent-snat -s 192.168.111.0/24 -j SNAT --to-source 10.254.27.21 -A neutron-l3-agent-snat -s 172.0.100.0/24 -j SNAT --to-source 10.254.27.21
ip netns exec snat-64b856f2-00a7-4e2f-8abd-aa34ab454c34 iptables-save | grep SNAT
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# ip netns exec snat-64b856f2-00a7-4e2f-8abd-aa34ab454c34 iptables-save | grep SNAT -A neutron-l3-agent-snat -s 172.0.100.0/24 -j SNAT --to-source 10.254.27.10
Controller1
ip netns
root@overcloud-ce-controller-controller1-7g6rbkrawrmb:~# ip netns qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 qdhcp-d2ad4daa-d004-40bd-afa8-b7e19b8dde67 qrouter-ba804d5f-03c2-430f-ad1e-666dcabffd5e qdhcp-a493f23f-3646-49c5-a342-82c0ac7601f6 qdhcp-e70da3b0-ad8d-4ec0-9dd7-40ba563d2416
The SNAT namespace for the new router is not on controller0 or controller1 therefore it must be on controller2…
Controller2
ip netns
root@overcloud-ce-controller-controller2-wjg7a27togvj:~# ip netns qdhcp-d2ad4daa-d004-40bd-afa8-b7e19b8dde67 snat-8c8a0159-2b37-4fae-93e9-b302a9d59573 qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 snat-ba804d5f-03c2-430f-ad1e-666dcabffd5e qrouter-ba804d5f-03c2-430f-ad1e-666dcabffd5e snat-6903d563-80f4-40b0-ba77-8774a915a323 qrouter-6903d563-80f4-40b0-ba77-8774a915a323 qdhcp-e99f2cdd-eb42-4466-9b17-7cb85636c013 qrouter-8497d1cb-c2fa-46a5-9e42-1bfceb810204 qdhcp-73ff3b91-77ad-4ef4-aa67-a99a5ef57650 qrouter-64b856f2-00a7-4e2f-8abd-aa34ab454c34 qdhcp-4259ab26-a1c4-427e-a7e0-b941368c4e23
ip netns exec <snat-namespace from above> ip a | grep “inet “
ip netns exec snat-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip a | grep “inet “
root@overcloud-ce-controller-controller2-wjg7a27togvj:~# ip netns exec snat-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 10.0.0.4/24 brd 10.0.0.255 scope global sg-d3ad81b5-9f inet 10.254.27.47/24 brd 10.254.27.255 scope global qg-8ae77792-b7
ip netns exec <snat-namespace from above> iptables-save | grep SNAT
ip netns exec snat-8c8a0159-2b37-4fae-93e9-b302a9d59573 iptables-save | grep SNAT
root@overcloud-ce-controller-controller2-wjg7a27togvj:~# ip netns exec snat-8c8a0159-2b37-4fae-93e9-b302a9d59573 iptables-save | grep SNAT -A neutron-l3-agent-snat -s 10.0.0.0/24 -j SNAT --to-source 10.254.27.47
Now let’s look at the compute node
Use the following command to find out which compute node the vm is running on
nova list –fields name,status,Networks,OS-EXT-SRV-ATTR:host
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova list --fields name,status,Networks,OS-EXT-SRV-ATTR:host +--------------------------------------+------------------+--------+---------------------+-----------------------------------------------------+ | ID | Name | Status | Networks | OS-EXT-SRV-ATTR: Host | +--------------------------------------+------------------+--------+---------------------+-----------------------------------------------------+ | 374b3e1c-0e89-4481-b9dd-a9a420a498e1 | HPdemo-instance1 | ACTIVE | HPinternal=10.0.0.5 | overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw | +--------------------------------------+------------------+--------+---------------------+-----------------------------------------------------+
Compute1
nova show 374b3e1c-0e89-4481-b9dd-a9a420a498e1
root@overcloud-ce-controller-controller0-dlmy4f5tbc5d:~# nova show 374b3e1c-0e89-4481-b9dd-a9a420a498e1
+--------------------------------------+--------------------------------------------------------------------------+
| Property | Value|
+--------------------------------------+--------------------------------------------------------------------------+
| HPinternal network | 10.0.0.5 |
| OS-EXT-AZ:availability_zone | nova |
| OS-EXT-SRV-ATTR:host | overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw |
| OS-EXT-SRV-ATTR:hypervisor_hostname | overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw.novalocal|
| OS-EXT-SRV-ATTR:instance_name | instance-00000084|
| OS-EXT-STS:power_state | 1|
| OS-EXT-STS:task_state | -|
| OS-EXT-STS:vm_state | active |
| OS-SRV-USG:launched_at | 2015-11-23T10:06:14.000000 |
| OS-SRV-USG:terminated_at | -|
| accessIPv4 | |
| accessIPv6 | |
| config_drive | |
| created | 2015-11-23T10:05:35Z |
| flavor | m1.tiny (1) |
| hostId | 528ae3e885715e8a63ee541508e197b78e24fd194b4f0da6af44edb6 |
| id | 374b3e1c-0e89-4481-b9dd-a9a420a498e1 |
| image | debian-wheezy-amd64-20140929-disk (1cb50c3f-4606-4e94-b85f-1d323f6a70fd) |
| key_name | pilot-key|
| metadata | {} |
| name | HPdemo-instance1 |
| os-extended-volumes:volumes_attached | [] |
| progress | 0|
| security_groups | default |
| status | ACTIVE |
| tenant_id | 3935f5d20d2848b69324bb8bd75a0389 |
| updated | 2015-11-23T10:06:14Z |
| user_id | 86fe8295656d495db6b06c57274adbf2 |
+--------------------------------------+--------------------------------------------------------------------------+
ip netns
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 qrouter-6903d563-80f4-40b0-ba77-8774a915a323 qrouter-8497d1cb-c2fa-46a5-9e42-1bfceb810204 qrouter-64b856f2-00a7-4e2f-8abd-aa34ab454c34
ip netns exec <qrouter-namespace from above> ip a | grep “inet “
ip netns exec qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip a | grep “inet “
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns exec qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 10.0.0.1/24 brd 10.0.0.255 scope global qr-2202c460-bb
ip netns exec qrouter-6903d563-80f4-40b0-ba77-8774a915a323 ip a | grep “inet “
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns exec qrouter-6903d563-80f4-40b0-ba77-8774a915a323 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 192.168.113.1/24 brd 192.168.113.255 scope global qr-0b36af9c-8c
ip netns exec qrouter-8497d1cb-c2fa-46a5-9e42-1bfceb810204 ip a | grep “inet “
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns exec qrouter-8497d1cb-c2fa-46a5-9e42-1bfceb810204 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 172.0.100.254/24 brd 172.0.100.255 scope global qr-0703300d-84 inet 192.168.111.1/24 brd 192.168.111.255 scope global qr-c73759bd-9d
ip netns exec qrouter-64b856f2-00a7-4e2f-8abd-aa34ab454c34 ip a | grep “inet “
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns exec qrouter-64b856f2-00a7-4e2f-8abd-aa34ab454c34 ip a | grep "inet " inet 127.0.0.1/8 scope host lo inet 172.0.100.1/24 brd 172.0.100.255 scope global qr-accfb1df-cc
ip netns exec <qrouter-namespace from above> ip rule ls
ip netns exec qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip rule ls
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns exec qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip rule ls 0: from all lookup local 32766: from all lookup main 32767: from all lookup default 167772161: from 10.0.0.1/24 lookup 167772161 167772161: from 10.0.0.1/24 lookup 167772161
ip netns exec <qrouter-namespace from above> ip route show table all
ip netns exec qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip route show table all
root@overcloud-ce-novacompute1-novacompute1-tpodwp2ljbhw:~# ip netns exec qrouter-8c8a0159-2b37-4fae-93e9-b302a9d59573 ip route show table all default via 10.0.0.4 dev qr-2202c460-bb table 167772161 10.0.0.0/24 dev qr-2202c460-bb proto kernel scope link src 10.0.0.1 broadcast 10.0.0.0 dev qr-2202c460-bb table local proto kernel scope link src 10.0.0.1 local 10.0.0.1 dev qr-2202c460-bb table local proto kernel scope host src 10.0.0.1 broadcast 10.0.0.255 dev qr-2202c460-bb table local proto kernel scope link src 10.0.0.1 broadcast 127.0.0.0 dev lo table local proto kernel scope link src 127.0.0.1 local 127.0.0.0/8 dev lo table local proto kernel scope host src 127.0.0.1 local 127.0.0.1 dev lo table local proto kernel scope host src 127.0.0.1 broadcast 127.255.255.255 dev lo table local proto kernel scope link src 127.0.0.1 fe80::/64 dev qr-2202c460-bb proto kernel metric 256 unreachable default dev lo table unspec proto kernel metric 4294967295 error -101 local ::1 dev lo table local proto none metric 0 local fe80:: dev lo table local proto none metric 0 local fe80::f816:3eff:fefc:cddc dev lo table local proto none metric 0 ff00::/8 dev qr-2202c460-bb table local metric 256 unreachable default dev lo table unspec proto kernel metric 4294967295 error -101
allthingscloud.eu 
2 thoughts on “HOS North-South DVR Fixed IP Traffic Flow Verification (2 of 4)”