/// <summary>
/// Sets the DNS server address(es) for the specified NIC
/// </summary>
/// <param name="NIC">NIC name</param>
/// <param name="DNS">DNS server addresses</param>
public static void setDNS(string NIC, List<string> IPs)
{
ManagementClass NetworkConfig = new ManagementClass("Win32_NetworkAdapterConfiguration");
ManagementObjectCollection NICcollection = NetworkConfig.GetInstances();
foreach (ManagementObject NICconfig in NICcollection)
{
if ((bool)NICconfig["IPEnabled"])
{
if (NICconfig["Description"].Equals(NIC))
{
ManagementBaseObject DNSconfig = NICconfig.GetMethodParameters("SetDNSServerSearchOrder");
DNSconfig["DNSServerSearchOrder"] = IPs.ToArray();
NICconfig.InvokeMethod("SetDNSServerSearchOrder", DNSconfig, null);
}
}
}
}
public void setDNS(string nicDescription, bool setAuto)
{
ManagementClass NetworkConfig = new ManagementClass("Win32_NetworkAdapterConfiguration");
ManagementObjectCollection NICcollection = NetworkConfig.GetInstances();
foreach (ManagementObject NICconfig in NICcollection)
{
if ((bool)NICconfig["IPEnabled"])
{
ManagementBaseObject DNSconfig = NICconfig.GetMethodParameters("SetDNSServerSearchOrder");
if (setAuto)
{
if (NICconfig["Description"].Equals(nicDescription))
{
if (DNSconfig != null)
{
DNSconfig["DNSServerSearchOrder"] = null;
}
}
}
else
{
if (NICconfig["Description"].Equals(nicDescription))
{
string[] dnsArray = new String[1] {
"127.0.0.1"
};
DNSconfig["DNSServerSearchOrder"] = dnsArray;
}
}
NICconfig.InvokeMethod("SetDNSServerSearchOrder", DNSconfig, null);
}
}
}
