列出计算机上可用的网络接口

import java.net.NetworkInterface;

import java.net.SocketException;

import java.util.Enumeration;
/**来 自 N o w J a v a . c o m - 时  代  Java**/

public class Main {

  public static void main(String[] args) {

    try {

      Enumeration<NetworkInterface> e = NetworkInterface.getNetworkInterfaces();

      while (e.hasMoreElements()) {

        NetworkInterface nif = e.nextElement();

        System.out.println("Name: " + nif.getName() +

          ", Supports Multicast: " + nif.supportsMulticast() +

          ", isUp(): " + nif.isUp()) ;

      }