Java网络编程（InetAddress）

package org.InetAddressDemo;

import java.net.InetAddress;

public class InetAddressDemo {

public static void main(String[] args) throws Exception{

InetAddress locAdd = null;

InetAddress remAdd = null;

locAdd = InetAddress.getLocalHost();

remAdd = InetAddress.getByName("www.hut.edu.cn");

System.out.println("本机IP地址："+locAdd.getHostAddress());

System.out.println("hut的IP地址："+remAdd.getHostAddress());

System.out.println("本机是否可达到："+locAdd.isReachable(5000));

}

}