TcpStatistics.CurrentConnections Propriedade

Definição

Namespace:

System.Net.NetworkInformation

Assembly:

System.Net.NetworkInformation.dll

Obtém o número de conexões atuais com o protocolo TCP.

public:
 abstract property long CurrentConnections { long get(); };

public abstract long CurrentConnections { get; }

member this.CurrentConnections : int64

Public MustOverride ReadOnly Property CurrentConnections As Long

Valor da propriedade

Int64

Um Int64 valor que especifica o número total de conexões TCP atuais.

Exemplos

O exemplo de código a seguir exibe informações de conexão.

void ShowTcpConnectionStatistics()
{
   IPGlobalProperties ^ properties = IPGlobalProperties::GetIPGlobalProperties();
   TcpStatistics ^ tcpstat = properties->GetTcpIPv4Statistics();
   Console::WriteLine( "  Connection Data:" );
   Console::WriteLine( "      Current  ............................ : {0}", 
       tcpstat->CurrentConnections );
   Console::WriteLine( "      Cumulative .......................... : {0}", 
       tcpstat->CumulativeConnections );
   Console::WriteLine( "      Initiated ........................... : {0}", 
       tcpstat->ConnectionsInitiated );
   Console::WriteLine( "      Accepted ............................ : {0}", 
       tcpstat->ConnectionsAccepted );
   Console::WriteLine( "      Failed Attempts ..................... : {0}", 
       tcpstat->FailedConnectionAttempts );
   Console::WriteLine( "      Reset ............................... : {0}", 
       tcpstat->ResetConnections );
   Console::WriteLine( "      Errors .............................. : {0}", 
       tcpstat->ErrorsReceived );
}

public static void ShowTcpConnectionStatistics()
{
    IPGlobalProperties properties = IPGlobalProperties.GetIPGlobalProperties();
    TcpStatistics tcpstat = properties.GetTcpIPv4Statistics();

    Console.WriteLine("  Connection Data:");
    Console.WriteLine("      Current  ............................ : {0}",
        tcpstat.CurrentConnections);
    Console.WriteLine("      Cumulative .......................... : {0}",
        tcpstat.CumulativeConnections);
    Console.WriteLine("      Initiated ........................... : {0}",
        tcpstat.ConnectionsInitiated);
    Console.WriteLine("      Accepted ............................ : {0}",
        tcpstat.ConnectionsAccepted);
    Console.WriteLine("      Failed Attempts ..................... : {0}",
        tcpstat.FailedConnectionAttempts);
    Console.WriteLine("      Reset ............................... : {0}",
        tcpstat.ResetConnections);
    Console.WriteLine("      Errors .............................. : {0}",
        tcpstat.ErrorsReceived);
    Console.WriteLine();
}

Public Shared Sub ShowTcpConnectionStatistics() 
    Dim properties As IPGlobalProperties = IPGlobalProperties.GetIPGlobalProperties()
    Dim tcpstat As TcpStatistics = properties.GetTcpIPv4Statistics()
    
    Console.WriteLine("  Connection Data:")
    Console.WriteLine("      Current  ............................ : {0}", tcpstat.CurrentConnections)
    Console.WriteLine("      Cumulative .......................... : {0}", tcpstat.CumulativeConnections)
    Console.WriteLine("      Initiated ........................... : {0}", tcpstat.ConnectionsInitiated)
    Console.WriteLine("      Accepted ............................ : {0}", tcpstat.ConnectionsAccepted)
    Console.WriteLine("      Failed Attempts ..................... : {0}", tcpstat.FailedConnectionAttempts)
    Console.WriteLine("      Reset ............................... : {0}", tcpstat.ResetConnections)
    Console.WriteLine("      Errors .............................. : {0}", tcpstat.ErrorsReceived)

End Sub

Comentários

O IETF RFC 2012 define formalmente esse valor como "O número de conexões TCP para as quais o estado atual é ESTABLISHED ou CLOSE-WAIT".