NetworkInterface.GetPhysicalAddress Метод
Определение
Важно!
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Возвращает МАС-адрес (физический адрес) данного адаптера.
public:
virtual System::Net::NetworkInformation::PhysicalAddress ^ GetPhysicalAddress();
public:
abstract System::Net::NetworkInformation::PhysicalAddress ^ GetPhysicalAddress();
public virtual System.Net.NetworkInformation.PhysicalAddress GetPhysicalAddress ();
public abstract System.Net.NetworkInformation.PhysicalAddress GetPhysicalAddress ();
abstract member GetPhysicalAddress : unit -> System.Net.NetworkInformation.PhysicalAddress
override this.GetPhysicalAddress : unit -> System.Net.NetworkInformation.PhysicalAddress
abstract member GetPhysicalAddress : unit -> System.Net.NetworkInformation.PhysicalAddress
Public Overridable Function GetPhysicalAddress () As PhysicalAddress
Public MustOverride Function GetPhysicalAddress () As PhysicalAddress
Возвращаемое значение
Объект PhysicalAddress, содержащий физический адрес.
Примеры
В следующем примере кода отображаются физические адреса всех интерфейсов на локальном компьютере.
void DisplayTypeAndAddress()
{
IPGlobalProperties ^ computerProperties = IPGlobalProperties::GetIPGlobalProperties();
array<NetworkInterface^>^nics = NetworkInterface::GetAllNetworkInterfaces();
Console::WriteLine( "Interface information for {0}.{1} ", computerProperties->HostName, computerProperties->DomainName );
System::Collections::IEnumerator^ myEnum27 = nics->GetEnumerator();
while ( myEnum27->MoveNext() )
{
NetworkInterface ^ adapter = safe_cast<NetworkInterface ^>(myEnum27->Current);
IPInterfaceProperties ^ properties = adapter->GetIPProperties();
Console::WriteLine( adapter->Description );
Console::WriteLine( String::Empty->PadLeft( adapter->Description->Length, '=' ) );
Console::WriteLine( " Interface type .......................... : {0}",
adapter->NetworkInterfaceType );
Console::WriteLine( " Physical Address ........................ : {0}",
adapter->GetPhysicalAddress() );
Console::WriteLine( " Is receive only.......................... : {0}",
adapter->IsReceiveOnly );
Console::WriteLine( " Multicast................................ : {0}",
adapter->SupportsMulticast );
}
}
public static void DisplayTypeAndAddress()
{
IPGlobalProperties computerProperties = IPGlobalProperties.GetIPGlobalProperties();
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
Console.WriteLine("Interface information for {0}.{1} ",
computerProperties.HostName, computerProperties.DomainName);
foreach (NetworkInterface adapter in nics)
{
IPInterfaceProperties properties = adapter.GetIPProperties();
Console.WriteLine(adapter.Description);
Console.WriteLine(String.Empty.PadLeft(adapter.Description.Length,'='));
Console.WriteLine(" Interface type .......................... : {0}", adapter.NetworkInterfaceType);
Console.WriteLine(" Physical Address ........................ : {0}",
adapter.GetPhysicalAddress().ToString());
Console.WriteLine(" Is receive only.......................... : {0}", adapter.IsReceiveOnly);
Console.WriteLine(" Multicast................................ : {0}", adapter.SupportsMulticast);
Console.WriteLine();
}
}
Public Shared Sub DisplayTypeAndAddress()
Dim computerProperties As IPGlobalProperties = IPGlobalProperties.GetIPGlobalProperties()
Dim nics As NetworkInterface() = NetworkInterface.GetAllNetworkInterfaces()
Console.WriteLine("Interface information for {0}.{1} ", computerProperties.HostName, computerProperties.DomainName)
Dim adapter As NetworkInterface
For Each adapter In nics
Dim properties As IPInterfaceProperties = adapter.GetIPProperties()
Console.WriteLine(adapter.Description)
Console.WriteLine(String.Empty.PadLeft(adapter.Description.Length, "="c))
Console.WriteLine(" Interface type .......................... : {0}", adapter.NetworkInterfaceType)
Console.WriteLine(" Physical Address ........................ : {0}", adapter.GetPhysicalAddress().ToString())
Console.WriteLine(" Is receive only.......................... : {0}", adapter.IsReceiveOnly)
Console.WriteLine(" Multicast................................ : {0}", adapter.SupportsMulticast)
Next adapter
End Sub
Комментарии
Объект, возвращаемый этим методом, содержит адрес, соответствующий носителю, используемому для передачи данных на уровне канала данных. Например, в сети Ethernet этот метод возвращает аппаратный адрес Ethernet.