When you access drill-through from the Linked Objects Browser dialog box, you may be prompted by the display of the Drill-Through Login dialog box to log on to Integration Services and the relational data source for a drill-through report.
Integration Server Name—Enter the Integration Server name.
Data Source Name box—Displays the name of the SQL data source from which the data is retrieved for the drill-through report.
Username—Enter your Integration Services user name.
Password—Enter your Integration Services password.