C#検出NICとネットワーク統計

using System;
using System.Collections.Generic;
using System.Net.NetworkInformation;

public class MyClass
{
    public static void Main()
    {
        //Host Info
        IPGlobalProperties  ipProp = IPGlobalProperties.GetIPGlobalProperties();
        string hostInfo = 
            string.Format("Host Name:{0}
Domain Name:{1}

",ipProp.HostName,ipProp.DomainName);
        //statistics
        IPGlobalStatistics ipStat = ipProp.GetIPv4GlobalStatistics();
        TcpConnectionInformation[] tcpConns = ipProp.GetActiveTcpConnections();
        string stat="";
        foreach(TcpConnectionInformation info in tcpConns)
            stat += string.Format("localhost:{0}\t{1}:{2}\tstate:{3}", info.LocalEndPoint.Port,
            info.RemoteEndPoint.Address,info.RemoteEndPoint.Port, info.State);
        //Network Interface
        string niInfo="";
        NetworkInterface[] nis = NetworkInterface.GetAllNetworkInterfaces();
        foreach(NetworkInterface ni in nis)
            niInfo += string.Format("

Name:{0}
Status:{1}
Speed:{2}
MAC:{3}", 
            ni.Name,ni.OperationalStatus,ni.Speed,ni.GetPhysicalAddress());

        System.Windows.Forms.MessageBox.Show(hostInfo + niInfo);        
        System.Windows.Forms.MessageBox.Show(stat);        
        Console.ReadKey();
    }
}