Hola ahora use este codigo
Código vb:
Ver originalPublic Sub GetPConNetWord()
Dim root As New DirectoryEntry("WinNT:")
Dim parent As DirectoryServices.DirectoryEntries
parent = root.Children
Dim d As DirectoryEntries = parent
For Each complist As DirectoryEntry In parent
For Each c As DirectoryEntry In complist.Children
If (c.Name <> "Schema") Then
cbmac.Items.Add(c.Name)
End If
Next
Next
End Sub
Saludos