DNS Round Robin Windows 7

DNS Round Robin and Destination IP address selection

Symptom

By default, Windows Vista and Windows Server 2008 follow RFC 3484 for destination IP address selection, which does not honor DNS round robin.

Solution

Add a new registry key with the following settings:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
DWORD = OverrideDefaultAddressSelection
Value data: = 1