https://www.optus.com.au/about/media-centre/media-releases/2005/05/optus-and-iburst-to-deliver-mobile-broadband-access
Optus and iBurst to deliver mobile broadband access - Optus Media Centre
Optus today announced it had entered into a partnership with Personal Broadband Australia to provide mobile broadband internet access to corporate customers....
mobile broadbandaccess mediaoptusiburstdeliver