To list agents
[openstack@novo ~(keystone_admin)]$ neutron agent-list
+--------------------------------------+--------------------+------+-------+----------------+
| id | agent_type | host | alive | admin_state_up |
+--------------------------------------+--------------------+------+-------+----------------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | DHCP agent | novo | :-) | True |
| 3c73594b-b16c-41ba-bd43-7ce67dc69a82 | Open vSwitch agent | novo | :-) | True |
| 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b | L3 agent | novo | :-) | True |
| ba532785-66f2-467c-acd9-40e9e806e8f8 | Metadata agent | novo | :-) | True |
+--------------------------------------+--------------------+------+-------+----------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-show 3b256809-483d-4c0c-b6ad-b4a05bafa72d
+---------------------+----------------------------------------------------------+
| Field | Value |
+---------------------+----------------------------------------------------------+
| admin_state_up | True |
| agent_type | DHCP agent |
| alive | True |
| binary | neutron-dhcp-agent |
| configurations | { |
| | "subnets": 1, |
| | "use_namespaces": true, |
| | "dhcp_lease_duration": 86400, |
| | "dhcp_driver": "neutron.agent.linux.dhcp.Dnsmasq", |
| | "networks": 1, |
| | "ports": 5 |
| | } |
| created_at | 2014-05-20 23:16:52 |
| description | |
| heartbeat_timestamp | 2014-07-08 02:22:51 |
| host | novo |
| id | 3b256809-483d-4c0c-b6ad-b4a05bafa72d |
| started_at | 2014-07-08 01:03:19 |
| topic | dhcp_agent |
+---------------------+----------------------------------------------------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-list
+--------------------------------------+--------------------+------+-------+----------------+
| id | agent_type | host | alive | admin_state_up |
+--------------------------------------+--------------------+------+-------+----------------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | DHCP agent | novo | :-) | True |
| 3c73594b-b16c-41ba-bd43-7ce67dc69a82 | Open vSwitch agent | novo | :-) | True |
| 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b | L3 agent | novo | :-) | True |
| ba532785-66f2-467c-acd9-40e9e806e8f8 | Metadata agent | novo | :-) | True |
+--------------------------------------+--------------------+------+-------+----------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-show 3c73594b-b16c-41ba-bd43-7ce67dc69a82
+---------------------+--------------------------------------+
| Field | Value |
+---------------------+--------------------------------------+
| admin_state_up | True |
| agent_type | Open vSwitch agent |
| alive | True |
| binary | neutron-openvswitch-agent |
| configurations | { |
| | "tunnel_types": [], |
| | "tunneling_ip": "", |
| | "bridge_mappings": {}, |
| | "l2_population": false, |
| | "devices": 5 |
| | } |
| created_at | 2014-05-20 23:16:22 |
| description | |
| heartbeat_timestamp | 2014-07-08 02:24:19 |
| host | novo |
| id | 3c73594b-b16c-41ba-bd43-7ce67dc69a82 |
| started_at | 2014-07-06 01:41:07 |
| topic | N/A |
+---------------------+--------------------------------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-list
+--------------------------------------+--------------------+------+-------+----------------+
| id | agent_type | host | alive | admin_state_up |
+--------------------------------------+--------------------+------+-------+----------------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | DHCP agent | novo | :-) | True |
| 3c73594b-b16c-41ba-bd43-7ce67dc69a82 | Open vSwitch agent | novo | :-) | True |
| 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b | L3 agent | novo | :-) | True |
| ba532785-66f2-467c-acd9-40e9e806e8f8 | Metadata agent | novo | :-) | True |
+--------------------------------------+--------------------+------+-------+----------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-show 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b
+---------------------+-------------------------------------------------------------------------------+
| Field | Value |
+---------------------+-------------------------------------------------------------------------------+
| admin_state_up | True |
| agent_type | L3 agent |
| alive | True |
| binary | neutron-l3-agent |
| configurations | { |
| | "router_id": "", |
| | "gateway_external_network_id": "", |
| | "handle_internal_only_routers": true, |
| | "use_namespaces": true, |
| | "routers": 1, |
| | "interfaces": 1, |
| | "floating_ips": 3, |
| | "interface_driver": "neutron.agent.linux.interface.OVSInterfaceDriver", |
| | "ex_gw_ports": 1 |
| | } |
| created_at | 2014-05-20 23:16:53 |
| description | |
| heartbeat_timestamp | 2014-07-08 02:25:49 |
| host | novo |
| id | 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b |
| started_at | 2014-07-08 01:03:19 |
| topic | l3_agent |
+---------------------+-------------------------------------------------------------------------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-list
+--------------------------------------+--------------------+------+-------+----------------+
| id | agent_type | host | alive | admin_state_up |
+--------------------------------------+--------------------+------+-------+----------------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | DHCP agent | novo | :-) | True |
| 3c73594b-b16c-41ba-bd43-7ce67dc69a82 | Open vSwitch agent | novo | :-) | True |
| 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b | L3 agent | novo | :-) | True |
| ba532785-66f2-467c-acd9-40e9e806e8f8 | Metadata agent | novo | :-) | True |
+--------------------------------------+--------------------+------+-------+----------------+
[openstack@novo ~(keystone_admin)]$ neutron agent-show ba532785-66f2-467c-acd9-40e9e806e8f8
+---------------------+-----------------------------------------------------------------+
| Field | Value |
+---------------------+-----------------------------------------------------------------+
| admin_state_up | True |
| agent_type | Metadata agent |
| alive | True |
| binary | neutron-metadata-agent |
| configurations | { |
| | "nova_metadata_ip": "192.168.1.188", |
| | "nova_metadata_port": 8775, |
| | "metadata_proxy_socket": "/var/lib/neutron/metadata_proxy" |
| | } |
| created_at | 2014-05-20 23:16:53 |
| description | |
| heartbeat_timestamp | 2014-07-08 02:27:22 |
| host | novo |
| id | ba532785-66f2-467c-acd9-40e9e806e8f8 |
| started_at | 2014-07-08 01:03:19 |
| topic | N/A |
+---------------------+-----------------------------------------------------------------+
To find out network of the current tenant
[openstack@novo ~(keystone_admin)]$ neutron net-list
+--------------------------------------+---------+------------------------------------------------------+
| id | name | subnets |
+--------------------------------------+---------+------------------------------------------------------+
| b66854a0-0bc0-4415-a8f3-7d70e2a40dba | private | 4de1afb9-ed1f-4c32-9bbb-20eec6073963 10.0.0.0/24 |
| e505e7e3-b2db-48f3-9967-9c3aa2b01e07 | public | 96a64200-a1fb-40e8-b888-c16bbe70609a 172.24.4.224/28 |
+--------------------------------------+---------+------------------------------------------------------+
To check the DHCP agent of both networks
[openstack@novo ~(keystone_admin)]$ neutron dhcp-agent-list-hosting-net e505e7e3-b2db-48f3-9967-9c3aa2b01e07
+--------------------------------------+------+----------------+-------+
| id | host | admin_state_up | alive |
+--------------------------------------+------+----------------+-------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | novo | True | :-) |
+--------------------------------------+------+----------------+-------+
[openstack@novo ~(keystone_admin)]$ neutron dhcp-agent-list-hosting-net b66854a0-0bc0-4415-a8f3-7d70e2a40dba
+--------------------------------------+------+----------------+-------+
| id | host | admin_state_up | alive |
+--------------------------------------+------+----------------+-------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | novo | True | :-) |
+--------------------------------------+------+----------------+-------+
Both above output shows the same ID of DHCP agent
[openstack@novo ~(keystone_admin)]$ neutron agent-list
+--------------------------------------+--------------------+------+-------+----------------+
| id | agent_type | host | alive | admin_state_up |
+--------------------------------------+--------------------+------+-------+----------------+
| 3b256809-483d-4c0c-b6ad-b4a05bafa72d | DHCP agent | novo | :-) | True |
| 3c73594b-b16c-41ba-bd43-7ce67dc69a82 | Open vSwitch agent | novo | :-) | True |
| 57f0ccf6-d7cd-4428-bbd7-7fb41176fd4b | L3 agent | novo | :-) | True |
| ba532785-66f2-467c-acd9-40e9e806e8f8 | Metadata agent | novo | :-) | True |
+--------------------------------------+--------------------+------+-------+----------------+
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