/// <summary><para>
    ///    Provides support for ip configuation information and statistics.
    ///</para></summary>     
    ///
namespace System.Net.NetworkInformation {
    using System.Net.Sockets;
    using System;
    using System.ComponentModel;
 
    /// <summary>Tcp specific statistics.</summary>
    internal class SystemTcpStatistics:TcpStatistics {
        MibTcpStats stats;
 
        private SystemTcpStatistics(){}
        internal SystemTcpStatistics(AddressFamily family){     
            uint result = UnsafeNetInfoNativeMethods.GetTcpStatisticsEx(out stats, family);
        
            if (result != IpHelperErrors.Success) {
                throw new NetworkInformationException((int)result);
            }
        }
 
        public override long MinimumTransmissionTimeout{get {return stats.minimumRetransmissionTimeOut;}}
        public override long MaximumTransmissionTimeout{get {return stats.maximumRetransmissionTimeOut;}}
        public override long MaximumConnections{get {return stats.maximumConnections;}}
        public override long ConnectionsInitiated{get {return stats.activeOpens;}}
        public override long ConnectionsAccepted{get {return stats.passiveOpens;}}//  is this true?  We should check
        public override long FailedConnectionAttempts{get {return stats.failedConnectionAttempts;}}
        public override long ResetConnections{get {return stats.resetConnections;}}
        public override long CurrentConnections{get {return stats.currentConnections;}}
        public override long SegmentsReceived{get {return stats.segmentsReceived;}}
        public override long SegmentsSent{get {return stats.segmentsSent;}}
        public override long SegmentsResent{get {return stats.segmentsResent;}}
        public override long ErrorsReceived{get {return stats.errorsReceived;}}
        public override long ResetsSent{get {return stats.segmentsSentWithReset;}}
        public override long CumulativeConnections{get {return stats.cumulativeConnections;}}
    }
 }