Control Microsoft NLB with WMI c#
See the question and my original answer on StackOverflowTry this:
ManagementObjectSearcher search = new ManagementObjectSearcher(
@"root\MicrosoftNLB",
@"SELECT * FROM MicrosoftNLB_Node");
foreach (var obj in search.Get())
{
MessageBox.Show(obj.ToString());
}