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IPGlobalStatistics-Klasse

Aktualisiert: November 2007

Stellt IP (Internet Protocol)-Statistikdaten bereit.

Namespace:  System.Net.NetworkInformation
Assembly:  System (in System.dll)
public abstract class IPGlobalStatistics
public abstract class IPGlobalStatistics
public abstract class IPGlobalStatistics

Diese Klasse wird von der GetIPv4GlobalStatistics-Methode und der GetIPv6GlobalStatistics-Methode verwendet, um Informationen über den IP-Datenverkehr zurückzugeben.

Das Internetprotokoll wird zum Verschieben von IP-Paketen von einem Quellcomputer auf einen Zielcomputer verwendet. Mithilfe von IP erfolgt auch das Unterteilen eines zu großen Pakets in mehrere Pakete, die klein genug für die Übertragung sind. Dieser Vorgang wird als Fragmentierung bezeichnet.

Die Eigenschaften in dieser Klasse entsprechen den in IETF RFC 2011 definierten Management Information Base-Objekten für IP.

Im folgenden Codebeispiel wird eine IP-Statistik angezeigt.

public static void ShowIPStatistics(NetworkInterfaceComponent version)
{
    IPGlobalProperties properties = IPGlobalProperties.GetIPGlobalProperties();
    IPGlobalStatistics ipstat = null;
    switch (version)
    {
        case NetworkInterfaceComponent.IPv4:
             ipstat = properties.GetIPv4GlobalStatistics();
           Console.WriteLine("{0}IPv4 Statistics ",Environment.NewLine);
            break;
        case NetworkInterfaceComponent.IPv6:
            ipstat = properties.GetIPv4GlobalStatistics();
            Console.WriteLine("{0}IPv6 Statistics ",Environment.NewLine);
            break;
        default:
            throw new ArgumentException("version");
        //    break;
    }
    Console.WriteLine("  Forwarding enabled ...................... : {0}", 
        ipstat.ForwardingEnabled);
    Console.WriteLine("  Interfaces .............................. : {0}", 
        ipstat.NumberOfInterfaces);
    Console.WriteLine("  IP addresses ............................ : {0}", 
        ipstat.NumberOfIPAddresses);
    Console.WriteLine("  Routes .................................. : {0}", 
        ipstat.NumberOfRoutes);
    Console.WriteLine("  Default TTL ............................. : {0}", 
        ipstat.DefaultTtl);
    Console.WriteLine("");    
    Console.WriteLine("  Inbound Packet Data:");
    Console.WriteLine("      Received ............................ : {0}", 
        ipstat.ReceivedPackets);
    Console.WriteLine("      Forwarded ........................... : {0}", 
        ipstat.ReceivedPacketsForwarded);
    Console.WriteLine("      Delivered ........................... : {0}", 
        ipstat.ReceivedPacketsDelivered);
    Console.WriteLine("      Discarded ........................... : {0}", 
        ipstat.ReceivedPacketsDiscarded);
    Console.WriteLine("      Header Errors ....................... : {0}", 
        ipstat.ReceivedPacketsWithHeadersErrors);
    Console.WriteLine("      Address Errors ...................... : {0}", 
        ipstat.ReceivedPacketsWithAddressErrors);
    Console.WriteLine("      Unknown Protocol Errors ............. : {0}", 
        ipstat.ReceivedPacketsWithUnknownProtocol);
    Console.WriteLine("");    
    Console.WriteLine("  Outbound Packet Data:");
    Console.WriteLine("      Requested ........................... : {0}", 
         ipstat.OutputPacketRequests);
    Console.WriteLine("      Discarded ........................... : {0}", 
        ipstat.OutputPacketsDiscarded);
    Console.WriteLine("      No Routing Discards ................. : {0}", 
        ipstat.OutputPacketsWithNoRoute);
    Console.WriteLine("      Routing Entry Discards .............. : {0}", 
        ipstat.OutputPacketRoutingDiscards);
    Console.WriteLine("");    
    Console.WriteLine("  Reassembly Data:");
    Console.WriteLine("      Reassembly Timeout .................. : {0}", 
        ipstat.PacketReassemblyTimeout);
    Console.WriteLine("      Reassemblies Required ............... : {0}", 
        ipstat.PacketReassembliesRequired);
    Console.WriteLine("      Packets Reassembled ................. : {0}", 
        ipstat.PacketsReassembled);
    Console.WriteLine("      Packets Fragmented .................. : {0}", 
        ipstat.PacketsFragmented);
    Console.WriteLine("      Fragment Failures ................... : {0}", 
        ipstat.PacketFragmentFailures);
    Console.WriteLine("");
}


public static void ShowIPStatistics(NetworkInterfaceComponent version)
{
    IPGlobalProperties properties = IPGlobalProperties.
        GetIPGlobalProperties();
    IPGlobalStatistics ipStat = null;
    switch (version) {
        case NetworkInterfaceComponent.IPv4:
            ipStat = properties.GetIPv4GlobalStatistics();
            Console.WriteLine("{0}IPv4 Statistics ", 
                Environment.get_NewLine());
            break;
        case NetworkInterfaceComponent.IPv6:
            ipStat = properties.GetIPv4GlobalStatistics();
            Console.WriteLine("{0}IPv6 Statistics ", 
                Environment.get_NewLine());
            break;
        default:
            throw new ArgumentException("version");  
    }
    Console.WriteLine("  Forwarding enabled...................... : {0}", 
        (System.Boolean)ipStat.get_ForwardingEnabled());
    Console.WriteLine("  Interfaces.............................. : {0}",
        (Int64)ipStat.get_NumberOfInterfaces());
    Console.WriteLine("  IP addresses............................ : {0}", 
        (Int64)ipStat.get_NumberOfIPAddresses());
    Console.WriteLine("  Routes.................................. : {0}", 
        (Int64)ipStat.get_NumberOfRoutes());
    Console.WriteLine("  Default TTL............................. : {0}", 
        (Int64)ipStat.get_DefaultTtl());
    Console.WriteLine("");
    Console.WriteLine("  Inbound Packet Data:");
    Console.WriteLine("      Received............................ : {0}",
        (Int64)ipStat.get_ReceivedPackets());
    Console.WriteLine("      Forwarded........................... : {0}",
        (Int64)ipStat.get_ReceivedPacketsForwarded());
    Console.WriteLine("      Delivered........................... : {0}", 
        (Int64)ipStat.get_ReceivedPacketsDelivered());
    Console.WriteLine("      Discarded........................... : {0}", 
        (Int64)ipStat.get_ReceivedPacketsDiscarded());
    Console.WriteLine("      Header Errors....................... : {0}",
        (Int64)ipStat.get_ReceivedPacketsWithHeadersErrors());
    Console.WriteLine("      Address Errors...................... : {0}",
        (Int64)ipStat.get_ReceivedPacketsWithAddressErrors());
    Console.WriteLine("      Unknown Protocol Errors............. : {0}",
        (Int64)ipStat.get_ReceivedPacketsWithUnknownProtocol());
    Console.WriteLine("");
    Console.WriteLine("  Outbound Packet Data:");
    Console.WriteLine("      Requested........................... : {0}", 
        (Int64)ipStat.get_OutputPacketRequests());
    Console.WriteLine("      Discarded........................... : {0}",
        (Int64)ipStat.get_OutputPacketsDiscarded());
    Console.WriteLine("      No Routing Discards................. : {0}",
        (Int64)ipStat.get_OutputPacketsWithNoRoute());
    Console.WriteLine("      Routing Entry Discards.............. : {0}",
        (Int64)ipStat.get_OutputPacketRoutingDiscards());
    Console.WriteLine("");
    Console.WriteLine("  Reassembly Data:");
    Console.WriteLine("      Reassembly Timeout.................. : {0}", 
        (Int64)ipStat.get_PacketReassemblyTimeout());
    Console.WriteLine("      Reassemblies Required............... : {0}", 
        (Int64)ipStat.get_PacketReassembliesRequired());
    Console.WriteLine("      Packets Reassembled................. : {0}",
        (Int64)ipStat.get_PacketsReassembled());
    Console.WriteLine("      Packets Fragmented.................. : {0}", 
        (Int64)ipStat.get_PacketsFragmented());
    Console.WriteLine("      Fragment Failures................... : {0}", 
        (Int64)ipStat.get_PacketFragmentFailures());
    Console.WriteLine("");
} //ShowIPStatistics


System.Object
  System.Net.NetworkInformation.IPGlobalStatistics
Alle öffentlichen static (Shared in Visual Basic)-Member dieses Typs sind threadsicher. Bei Instanzmembern ist die Threadsicherheit nicht gewährleistet.

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