NetworkInterface.OperationalStatus Proprietà

Definizione

Spazio dei nomi:

System.Net.NetworkInformation

Assembly:

System.Net.NetworkInformation.dll

Origine:

NetworkInterface.cs

Ottiene lo stato operativo corrente della connessione di rete.

public:
 virtual property System::Net::NetworkInformation::OperationalStatus OperationalStatus { System::Net::NetworkInformation::OperationalStatus get(); };

public virtual System.Net.NetworkInformation.OperationalStatus OperationalStatus { get; }

member this.OperationalStatus : System.Net.NetworkInformation.OperationalStatus

Public Overridable ReadOnly Property OperationalStatus As OperationalStatus

Valore della proprietà

OperationalStatus

Uno dei valori di OperationalStatus.

Esempio

Nell'esempio di codice seguente viene visualizzato un riepilogo per tutte le interfacce nel computer locale.

void ShowInterfaceSummary()
{
   array<NetworkInterface^>^interfaces = NetworkInterface::GetAllNetworkInterfaces();
   System::Collections::IEnumerator^ myEnum5 = interfaces->GetEnumerator();
   while ( myEnum5->MoveNext() )
   {
      NetworkInterface ^ adapter = safe_cast<NetworkInterface ^>(myEnum5->Current);
      Console::WriteLine( "Name: {0}", adapter->Name );
      Console::WriteLine( adapter->Description );
      Console::WriteLine( String::Empty->PadLeft( adapter->Description->Length, '=' ) );
      Console::WriteLine( "  Interface type .......................... : {0}",
         adapter->NetworkInterfaceType );
      Console::WriteLine( "  Operational status ...................... : {0}", adapter->OperationalStatus );
      String^ versions = "";

      // Create a display string for the supported IP versions.
      if ( adapter->Supports( NetworkInterfaceComponent::IPv4 ) )
      {
         versions = "IPv4";
      }

      if ( adapter->Supports( NetworkInterfaceComponent::IPv6 ) )
      {
         if ( versions->Length > 0 )
         {
            versions = String::Concat( versions, " " );
         }

         versions = String::Concat( versions, "IPv6" );
      }

      Console::WriteLine( "  IP version .............................. : {0}", versions );
      Console::WriteLine();
   }

   Console::WriteLine();
}

public static void ShowInterfaceSummary()
{

    NetworkInterface[] interfaces = NetworkInterface.GetAllNetworkInterfaces();
    foreach (NetworkInterface adapter in interfaces)
    {
        Console.WriteLine ("Name: {0}", adapter.Name);
        Console.WriteLine(adapter.Description);
        Console.WriteLine(String.Empty.PadLeft(adapter.Description.Length,'='));
        Console.WriteLine("  Interface type .......................... : {0}", adapter.NetworkInterfaceType);
        Console.WriteLine("  Operational status ...................... : {0}",
            adapter.OperationalStatus);
        string versions ="";

        // Create a display string for the supported IP versions.
        if (adapter.Supports(NetworkInterfaceComponent.IPv4))
        {
             versions = "IPv4";
         }
        if (adapter.Supports(NetworkInterfaceComponent.IPv6))
        {
            if (versions.Length > 0)
            {
                versions += " ";
             }
            versions += "IPv6";
        }
        Console.WriteLine("  IP version .............................. : {0}", versions);
        Console.WriteLine();
    }
    Console.WriteLine();
}

Commenti

I valori di stato operativo sono descritti in dettaglio nella documentazione dell'enumerazione OperationalStatus .