NetworkInterface::GetAllNetworkInterfaces Method ()
Returns objects that describe the network interfaces on the local computer.
Assembly: System (in System.dll)
Return Value
Type: array<System.Net.NetworkInformation::NetworkInterface^>^A NetworkInterface array that contains objects that describe the available network interfaces, or an empty array if no interfaces are detected.
| Exception | Condition |
|---|---|
| NetworkInformationException | A Windows system function call failed. |
The network interfaces on a computer provide network connectivity. Network interfaces are also known as network adapters.
The following code example displays Domain Name Service (DNS) configuration information for the local computer's network adapters.
void DisplayDnsConfiguration() { array<NetworkInterface^>^adapters = NetworkInterface::GetAllNetworkInterfaces(); System::Collections::IEnumerator^ myEnum10 = adapters->GetEnumerator(); while ( myEnum10->MoveNext() ) { NetworkInterface ^ adapter = safe_cast<NetworkInterface ^>(myEnum10->Current); IPInterfaceProperties ^ properties = adapter->GetIPProperties(); Console::WriteLine( adapter->Description ); Console::WriteLine( " DNS suffix................................. :{0}", properties->DnsSuffix ); Console::WriteLine( " DNS enabled ............................. : {0}", properties->IsDnsEnabled ); Console::WriteLine( " Dynamically configured DNS .............. : {0}", properties->IsDynamicDnsEnabled ); } }
Available since 2.0