In Australia, you can only access the BigPond Wireless Broadband service in the Next G™ Network coverage area and (if you have a Mobile Card, Express Mobile Card, 7.2 Mobile Card or 7.2 USB Mobile Card) in an area where GPRS / EDGE coverage is available.
Your wireless broadband connection will be disconnected if you move outside the Next G™ Network coverage area or if you are not able to access the Next G™ Network within a coverage area.
You can also connect to the BigPond Wireless Broadband service overseas with international roaming on selected networks (Mobile services only).