While many applications periodically connect to the Internet, there are some, such as chat clients and multiuser games that require a constant connection. These types of applications can be rendered useless if a persistent connection isn't available. By editing its application descriptor file, it is possible to stipulate that your app requires a persistent connection to a Wi-Fi network.
Let us see how to do this.
From the book's accompanying code bundle, open chapter13\recipe2\recipe.fla into Flash Professional and work from there. Its document class contains the code from the previous recipe, Monitoring Internet connectivity. Don't worry if you haven't attempted this recipe, as an understanding of it isn't required.