Proxy Server Authentication Dialog Box
Use this dialog box to specify the type of user credentials to be passed to a proxy server to let you download RSS feeds and use online Help. The dialog box can be accessed by clicking the following text on the Start Page: "Your proxy server requires authentication to download this information. Please click here to re-enter your credentials." The dialog box may also appear the first time that you try to access Help from online sources, such as MSDN Online.
User name
Type your user identification for the proxy server.Password
Type your password for the proxy server.