Log in to the dashboard.
Select the appropriate project from the drop down menu at the top left.
Project tab, open the
Compute tab and click
Access & Security category.
Floating IPs tab, which shows the floating IP addresses allocated to instances.
Allocate IP To Project.
Choose the pool from which to pick the IP address.
Click Allocate IP.
Floating IP s list, click
In the Manage Floating IP Associations dialog box, choose the following options:
IP Address field is filled automatically, but you can add a new IP address by clicking the + button.
Port to be associated field, select a port from the list.
The list shows all the instances with their fixed IP addresses.