Using the Ipconfig Command-Line Utility
Another important tool for DNS resolution problems is the Ipconfig utility, the same utility used for common TCP/IP issues. There are several key functions that Ipconfig offers with regard to DNS. These functions can be invoked from the command prompt with the right parameter, detailed as follows:
• ipconfig /flushdns—If you experience problems with the client-side cache, the cache itself can be “flushed” through the invocation of the flushdns flag. This removes all previously cached queries that a client might be storing and is particularly useful if a server name has just changed IP addresses and particular clients have trouble connecting to it.
• ipconfig /registerdns—The registerdns flag forces the ...
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