Do you know whether or not your business will be eligible for a cutover to the NBN?
You can check your business or residential address here at this website: http://www.nbnco.com.au/
It will also provide indicative timeframes for your roll out.
At some stage prior to your roll out you will need to choose a retail service provider to enable your connection.
Look out for Chamber information sessions which will provide more detail and readiness steps for your business and help address your questions and concerns.