IPAddressInformation Class
Provides information about a network interface address.
Assembly: System (in System.dll)
You do not create instances of this class; instances are returned by methods in the IPInterfaceProperties class.
The following code example displays the Domain Name Service (DNS) addresses for the network interfaces on the local computer.
Public Shared Sub DisplayDnsAddresses() Dim adapters As NetworkInterface() = NetworkInterface.GetAllNetworkInterfaces() Dim adapter As NetworkInterface For Each adapter In adapters Dim adapterProperties As IPInterfaceProperties = adapter.GetIPProperties() Dim dnsServers As IPAddressCollection = adapterProperties.DnsAddresses If dnsServers.Count > 0 Then Console.WriteLine(adapter.Description) Dim dns As IPAddress For Each dns In dnsServers Console.WriteLine(" DNS Servers ............................. : {0}",dns.ToString() ) Next dns End If Next adapter End Sub 'DisplayDnsAddresses
void DisplayDnsAddresses()
{
NetworkInterface* adapters[] = NetworkInterface::GetAllNetworkInterfaces();
System::Collections::IEnumerator* myEnum11 = adapters->GetEnumerator();
while (myEnum11->MoveNext())
{
NetworkInterface* adapter = __try_cast<NetworkInterface*>(myEnum11->Current);
IPInterfaceProperties* adapterProperties = adapter->GetIPInterfaceProperties();
IPAddressInformationCollection* dnsServers = adapterProperties->DnsAddresses;
if (dnsServers->Count > 0)
{
Console::WriteLine(adapter->Description);
System::Collections::IEnumerator* myEnum12 = dnsServers->GetEnumerator();
while (myEnum12->MoveNext())
{
IPAddressInformation* dns = __try_cast<IPAddressInformation*>(myEnum12->Current);
Console::WriteLine(S" DNS Servers ............................. : {0} ({1} {2})",
dns->Address,
dns->IsTransient ? S"Transient" : S"",
dns->IsDnsEligible ? S"DNS Eligible" : S""
);
}
}
}
}
System.Net.NetworkInformation.IPAddressInformation
System.Net.NetworkInformation.MulticastIPAddressInformation
System.Net.NetworkInformation.UnicastIPAddressInformation
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.