C#获取本机名及IP地址

using System;
using System.Collections.Generic;
using System.Text;
using System.Net;   //需要引用.Net命名空间

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            //获得主机名
            string HostName = Dns.GetHostName();
            Console.WriteLine("主机名是：" + HostName);
            //遍历地址列表，如果电脑有多网卡只能这样遍历显示
            IPAddress[] iplist = Dns.GetHostAddresses(HostName);
            for (int i = 0; i < iplist.Length; i++)
            {
                Console.WriteLine("IP地址：" + iplist[i]);
            }
            Console.ReadLine();
        }
    }
}