This is where the finally configured wildfire server will go. You can download it from here:

http://lamscommunity.org/3rdparty/wildfire_2_6_2.tar.gz

Make sure you configure it with admin password: wildfire (or change the LAMS config settings). Make sure you also do the changes the Config changes suggested for group history and security (see http://is.gd/beyic).

In terms of DB, you can choose to use the embedding one or MySQL.