/*******************************************************************************

 *                            ubuntu IP 扫描

 * 说明：

 *     找个工具进行IP少描，看看路由器上连接了哪些设备。

 *

 *                                              2016-9-4 深圳 南山平山村 曽剑锋

 ******************************************************************************/

一、参考文档：

    . ubuntu下扫描同一局域网的IP

        http://blog.csdn.net/cuiaamay/article/details/51822308

二、操作：

    . sudo apt-get install arp-scan

    . arp-scan -I wlan0 --localnet

三、运行现象：

    root@zengjf:/home/zengjf# arp-scan -I wlan0 --localnet

    Interface: wlan0, datalink type: EN10MB (Ethernet)

    Starting arp-scan 1.8. with  hosts (http://www.nta-monitor.com/tools/arp-scan/)

    192.168.1.1 ec::ca:7d:f0:e2   (Unknown)

    192.168.1.103   :a3:c4:ce:3a:   Liteon Technology Corporation

    192.168.1.105   ::::7d:   (Unknown)

    192.168.1.100   a4:db::9e:fc:d9   (Unknown)

    192.168.1.112   :a3:c4:ce:3a:   Liteon Technology Corporation

     packets received by filter,  packets dropped by kernel

    Ending arp-scan 1.8.:  hosts scanned in 1.335 seconds (191.76 hosts/sec).  responded