The Networking service provides a purge mechanism to delete the following network resources for a project:
Floating IP addresses
Typically, one uses this mechanism to delete networking resources for a defunct project regardless of its existence in the Identity service.
Source the necessary project credentials. The administrative project can delete resources for all other projects. A regular project can delete its own network resources and those belonging to other projects for which it has sufficient access.
Delete the network resources for a particular project.
$ neutron purge PROJECT_ID
PROJECT_IDwith the project ID.
The command provides output that includes a completion percentage and the quantity of successful or unsuccessful network resource deletions. An unsuccessful deletion usually indicates sharing of a resource with one or more additional projects.
Purging resources: 100% complete.
Deleted 1 security_group, 2 ports, 1 router, 1 floatingip, 2 networks.
The following resources could not be deleted: 1 network.
The command also indicates if a project lacks network resources.
Tenant has no supported resources.