[root@janbe root]# arp. -a 鲜花
? (192.168.8.241) at 00:15:.58:A2:13:. D0 [ether] on eth0学习
? (192.168.8.1.) at 00:15:C5:E1:. D1:58 [ether] on eth0 汽车
[root@janbe bin]# arp -s 19.2..168.8.1 00:15:C5:E1: D1:58 鲜花
[
root@ja.nbe bin]# arp -a.
? (19.2.168.8.241) at 00:15:58.:A2:13: D0 [ether] on eth0.
? (1.92.168.8.1) at 00:15:C5:E1: D1:58 .[ether] PERM on eth0 乙肝
发现.没有？多了一个PERM！！ 美容
或者
[root@janbe bin]# cat ./p.roc/net/arp 鲜花
IP addre.ss H.W type Flags HW address Mask Device.外贸
192.168.8.241 0x1 0.x2 00:15:58:A2:13: D.0 * e.th0 鲜花
192..168..8.1 0x1 0x6 . 00:15:C5:E1: D1:58 * eth0教育
[root@janbe bin]# ar.p -s 192.1.68.8.241 00:15:58:A2:13: D0.
[
root@j.anbe bin]# ca.t /proc/net/arp电脑
IP address HW type Flags HW address. M.ask De.vice 女人
192.168.8.241 0x1 0x6 . 00:15.:58:A2:13: D0 * eth.0 杀毒
1.92.168.8.1 . 0x1 0x6 00:15:C5:E1: D1:.58 * eth0.
发现没有？Flags改变了！
小小发现,呵呵
