David, AFAIK, you can use standalone mode to testing purposes. But if you are gonna deploy Axis2 in real environment, the recommended way is the use the Axis2.war distribution.
Regards Sameera -- Sameera Jayasoma WSO2 Inc. Oxygenating the Web Service Platform. http://wso2.org/ blog: http://sameera-jayasoma.blogspot.com/