To make life a little easier, DirectAccess includes a tool called the DirectAccess Connectivity Assistant (DCA). This tool can help the users solve certain connectivity problems, and can also collect information that can be used by the administrator to see what's wrong.
Once the DCA is installed on a client computer, it shows an icon on the user's system tray that indicates if DA has connected successfully, or if there's a problem that needs attention. If there is a problem, the tool generates a log, containing details about the problem, and the user can then email the log to you, or to the IT support group, to get help. This log contains the configuration details of the various DA-related components, like the computer's IP configuration, the state of the Teredo, 6to4 and IP-HTTPS interfaces, the firewall policies that are in effect, and even some details about the system, like the list of installed updates, hardware in use and more. The DCA can also...