import java.net.InterfaceAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.List;
 
public class NetworkParameterDemo {
  public static void main(String[] args) throws Exception {
    Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces();
    while (en.hasMoreElements()) {
      NetworkInterface ni = en.nextElement();
      printParameter(ni);
 
    }
  }
 
  public static void printParameter(NetworkInterface ni) throws SocketException {
    System.out.println(\" Name = \" + ni.getName());
    System.out.println(\" Display Name = \" + ni.getDisplayName());
    System.out.println(\" Is up = \" + ni.isUp());
    System.out.println(\" Support multicast = \" + ni.supportsMulticast());
    System.out.println(\" Is loopback = \" + ni.isLoopback());
    System.out.println(\" Is virtual = \" + ni.isVirtual());
    System.out.println(\" Is point to point = \" + ni.isPointToPoint());
    System.out.println(\" Hardware address = \" + ni.getHardwareAddress());
    System.out.println(\" MTU = \" + ni.getMTU());
 
    System.out.println(\"\\nList of Interface Addresses:\");
    List<InterfaceAddress> list = ni.getInterfaceAddresses();
    Iterator<InterfaceAddress> it = list.iterator();
 
    while (it.hasNext()) {
      InterfaceAddress ia = it.next();
      System.out.println(\" Address = \" + ia.getAddress());
      System.out.println(\" Broadcast = \" + ia.getBroadcast());
      System.out.println(\" Network prefix length = \" + ia.getNetworkPrefixLength());
      System.out.println(\"\");
    }
  }
}

標(biāo)簽： isp

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