import java.util.Enumeration;import java.net.*;public class Test {    /**     * @param args     */    public static void main(String[] args) {        try {            Enumeration
     
       interfaceList = NetworkInterface.getNetworkInterfaces();            if (interfaceList == null) {                System.out.println("--No interface found--");            } else {                while (interfaceList.hasMoreElements()) {                    NetworkInterface iface = interfaceList.nextElement();                    System.out.println("Interface " + iface.getName() + ":");                    Enumeration
      
        addrList = iface.getInetAddresses();                    while (addrList.hasMoreElements()) {                        InetAddress address = addrList.nextElement();                        if (address instanceof Inet6Address) {                            System.out.println("\t v6:" + address.getHostAddress());                        } else if(address instanceof Inet4Address) {                            System.out.println("\t v4:" + address.getHostAddress());                        } else {                            System.out.println("\t " + address.getHostAddress());                        }                    }                }            }        } catch (SocketException e) {            System.out.println("Error getting network interfaces:" + e.getMessage());            e.printStackTrace();        }    }}
      
     

结果

Interface lo:     v6:0:0:0:0:0:0:0:1     v4:127.0.0.1Interface net0:Interface net1:Interface net2:Interface ppp0:Interface eth0:Interface eth1:Interface eth2:Interface ppp1:Interface net3:Interface net4:Interface eth3:Interface eth4:Interface net5:Interface eth5:Interface net6:Interface net7:Interface net8:Interface net9:     v6:fe80:0:0:0:0:100:7f:fffe%19Interface eth6:     v6:fe80:0:0:0:995d:ea5a:42c2:75a6%20Interface net10:Interface eth7:     v6:fe80:0:0:0:c61:34b5:e716:b2c0%22Interface net11:     v6:fe80:0:0:0:11d7:823:d6e6:4d1d%23     v4:172.16.119.22Interface eth8:Interface net12:Interface net13:     v6:fe80:0:0:0:818f:a275:9fd5:6fde%26Interface net14:     v6:fe80:0:0:0:fcad:518c:fb2a:8d02%27Interface net15:     v6:fe80:0:0:0:0:5efe:c0a8:f301%28Interface net16:Interface eth9:     v6:fe80:0:0:0:8c7f:6874:40c6:c23e%30     v4:192.168.243.1Interface eth10:     v6:fe80:0:0:0:c12b:9cdb:edc3:1dae%31     v4:192.168.75.1Interface net17:Interface net18:     v6:fe80:0:0:0:0:5efe:ac10:7716%33Interface eth11:Interface net19:     v6:fe80:0:0:0:0:5efe:c0a8:4b01%35Interface eth12:Interface eth13:Interface net20:Interface net21:Interface eth14:     v6:fe80:0:0:0:d9f:7d1b:e2e3:689b%40Interface net22:Interface net23:Interface net24:Interface eth15:Interface eth16:Interface net25:Interface net26:Interface eth17:Interface eth18:Interface eth19:Interface eth20:Interface eth21:Interface eth22:Interface eth23:Interface net27:Interface net28:Interface net29:Interface net30:Interface net31:Interface net32:Interface net33:Interface net34: