Floating IP management

Neutron offers a number of commands that can be used to create and manage floating IPs. The primary commands associated with floating IPs include:

• floatingip-associate

• floatingip-create

• floatingip-delete

• floatingip-disassociate

• floatingip-list

• floatingip-show

Creating floating IPs in the CLI

If you recall from previous chapters, IP addresses are not assigned directly to instances. Instead, an IP address is associated with a Neutron port, and this port is logically mapped to an instance or other network resource.

When a floating IP is created, it must be associated with a Neutron port. To create a floating IP from within the CLI, use the following Neutron floatingip-create command:

usage:    floatingip-create [--tenant-id TENANT_ID] 
          [--port-id PORT_ID] [--fixed-ip-address FIXED_IP_ADDRESS]
          [--floating-ip-address FLOATING_IP_ADDRESS]
          FLOATING_NETWORK

Floating IP addresses can only be used within the tenant or project in which they were created. Using...