By member request, here is a page where you can list details of military-related reunions. Simply type (or copy and paste) the details into the Comments panel at the bottom of the page, type the answer to the simple sum into the box next to it, and click Submit. (The math is to confuse spambots).
As this page is posted, two previously posted reunions have yet to be held. Here are links to their details:
Vetaffairs, the quarterly DVA newspaper often includes lists of reunions. They are posted online at Vetaffairs - click on the issue you want, then on the link to the page you think it might be on. In December 2007, it was at http://www.dva.gov.au/vetaffairs/dec2007/page10.pdf