Managing floating IPs

List the floating IPs already assigned to the project

% openstack floating ip list
+--------------------------------------+---------------------+------------------+----------------------------------+
| ID                                   | Floating IP Address | Fixed IP Address | Project                          |
+--------------------------------------+---------------------+------------------+----------------------------------+
| 11f6b2ce-c1be-42d3-8369-2bc661a711de | 134.158.246.72      | 172.17.5.40      | 16e452c84af048ab86673788a4087794 |
| 154d63c6-0c88-45e6-9c83-a2a33000326f | 134.158.246.88      | None             | 16eb92c84af048ab86673788a4087794 |
[...]

Request an additional floating IP for the project

% openstack floating ip create floating
+---------------------+--------------------------------------+
| Field               | Value                                |
+---------------------+--------------------------------------+
| created_at          | 2018-02-20T11:17:53Z                 |
| floating_ip_address | 134.158.246.30                       |
| floating_network_id | 8358e0b1-cc39-490a-a86e-a141094b5c95 |
| id                  | 23d79378-970c-4c11-8690-1a6d1da2de9f |
| name                | 134.158.246.30                       |
| project_id          | 0223bc1968bc4e46932c5d87012aaf14     |
| updated_at          | 2018-02-20T11:17:53Z                 |
+---------------------+--------------------------------------+

Associate a floating IP with an instance

% openstack server add floating ip monserveur 134.158.246.25

Unlink a floating IP from an instance

% openstack server remove floating ip monserveur 134.158.246.25

Remove a floating IP from the project

% openstack floating ip delete 134.158.246.25

Additional information

% openstack help floating ip
Command "floating" matches:
  floating ip create
  floating ip delete
  floating ip list
  floating ip pool list
  floating ip set
  floating ip show
  floating ip unset