You can register to download communicator at http://www.controlnetworks.com.au/communicator
If you've already registered, you will have received a download link via e-mail.
If you no longer have this please contact sales@controlnetworks.com.au or call us on (03) 9387 1666 to obtain a new link.
Alternatively, you can log in to portal, then select Control Networks Communicator from "My Services" - which will take you to your download page