IPGlobalProperties.GetTcpIPv6Statistics 方法

定义

提供本地计算机的传输控制协议/Internet 协议版本 6 (TCP/IPv6) 统计数据。Provides Transmission Control Protocol/Internet Protocol version 6 (TCP/IPv6) statistical data for the local computer.

public:
 abstract System::Net::NetworkInformation::TcpStatistics ^ GetTcpIPv6Statistics();
public abstract System.Net.NetworkInformation.TcpStatistics GetTcpIPv6Statistics ();
abstract member GetTcpIPv6Statistics : unit -> System.Net.NetworkInformation.TcpStatistics
Public MustOverride Function GetTcpIPv6Statistics () As TcpStatistics

返回

TcpStatistics

一个 TcpStatistics 对象,提供本地计算机的 TCP/IPv6 流量统计数据。A TcpStatistics object that provides TCP/IPv6 traffic statistics for the local computer.

例外

调用 Win32 函数 GetTcpStatistics 失败。The call to the Win32 function GetTcpStatistics failed.

本地计算机运行的操作系统不支持 IPv6。The local computer is not running an operating system that supports IPv6.

示例

下面的示例显示了本地计算机的 TCP/IP 统计信息。The following example displays the TCP/IP statistics for the local computer.

void ShowTcpStatistics( NetworkInterfaceComponent version )
{
   IPGlobalProperties ^ properties = IPGlobalProperties::GetIPGlobalProperties();
   TcpStatistics ^ tcpstat = nullptr;
   Console::WriteLine( "" );
   switch ( version )
   {
      case NetworkInterfaceComponent::IPv4:
         tcpstat = properties->GetTcpIPv4Statistics();
         Console::WriteLine( "TCP/IPv4 Statistics:" );
         break;

      case NetworkInterfaceComponent::IPv6:
         tcpstat = properties->GetTcpIPv6Statistics();
         Console::WriteLine( "TCP/IPv6 Statistics:" );
         break;

      default:
         throw gcnew ArgumentException( "version" );
         break;
   }
   Console::WriteLine( "  Minimum Transmission Timeout............. : {0}",
      tcpstat->MinimumTransmissionTimeout );
   Console::WriteLine( "  Maximum Transmission Timeout............. : {0}",
      tcpstat->MaximumTransmissionTimeout );
   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( "" );
   Console::WriteLine( "  Segment Data:" );
   Console::WriteLine( "      Received  ........................... : {0}",
      tcpstat->SegmentsReceived );
   Console::WriteLine( "      Sent ................................ : {0}",
      tcpstat->SegmentsSent );
   Console::WriteLine( "      Retransmitted ....................... : {0}",
      tcpstat->SegmentsResent );
   Console::WriteLine( "" );
}
public static void ShowTcpStatistics(NetworkInterfaceComponent version)
{
    IPGlobalProperties properties = IPGlobalProperties.GetIPGlobalProperties();
    TcpStatistics tcpstat = null;
    Console.WriteLine("");
    switch (version)
    {
        case NetworkInterfaceComponent.IPv4:
             tcpstat = properties.GetTcpIPv4Statistics();
            Console.WriteLine("TCP/IPv4 Statistics:");
            break;
        case NetworkInterfaceComponent.IPv6:
            tcpstat = properties.GetTcpIPv6Statistics();
            Console.WriteLine("TCP/IPv6 Statistics:");
            break;
        default:
            throw new ArgumentException("version");
        //    break;
    }
    Console.WriteLine("  Minimum Transmission Timeout............. : {0}",
        tcpstat.MinimumTransmissionTimeout);
    Console.WriteLine("  Maximum Transmission Timeout............. : {0}",
        tcpstat.MaximumTransmissionTimeout);

    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("");
    Console.WriteLine("  Segment Data:");
    Console.WriteLine("      Received  ........................... : {0}",
        tcpstat.SegmentsReceived);
    Console.WriteLine("      Sent ................................ : {0}",
        tcpstat.SegmentsSent);
    Console.WriteLine("      Retransmitted ....................... : {0}",
        tcpstat.SegmentsResent);

    Console.WriteLine("");
}

注解

TCP 是一个传输层协议,负责可靠地发送和接收数据包。TCP is a transport layer protocol responsible for reliably sending and receiving data packets. 它在 IETF RFC 793 中定义。It is defined in IETF RFC 793.

有关可用于应用程序的 TCP 流量统计信息的详细信息,请参阅 TcpStatistics 类文档。For details on the TCP traffic statistics that are available to applications, see the TcpStatistics class documentation. 请注意,此方法返回的对象反映了在创建对象时的统计信息 TcpStatisticsNote that the object returned by this method reflects the statistics as of the time the TcpStatistics object is created. 此信息不会动态更新。This information is not updated dynamically.

适用于