A. To clear the DNS cache, perform the following steps:

  1. Start the Microsoft Management Console (MMC) DNS snap-in (Go to Start, Programs, Administrative Tools, and click DNS).
  2. From the View menu, select Advanced.
  3. Select and right-click the Cached Lookups tree node from the left-hand pane.
  4. Select Clear Cache from the context menu.

You can also use the Dnscmd command in Windows Server 2003 to clear the cache. From the command prompt, type

dnscmd /clearcache