arp [复制链接]

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发表于 2008-10-12 23:20 |只看该作者 |倒序浏览

执行 arp -a ；命令后

Net to Media Table: IPv4
Device IP Address             Mask    Flags Phys Addr
------ -------------------- --------------- ----- ---------------
eri0 224.101.101.101    255.255.255.255    01:00:5e:65:65:65
ge0 224.101.101.101    255.255.255.255    01:00:5e:65:65:65
ge0 iron-ima-2-ima-srv-ped.ujf-grenoble.fr 255.255.255.255    00:0c:db:d1:de:d8
ge0 ima-netapp02.e.ujf-grenoble.fr 255.255.255.255    02:a0:98:0a:cb:46
ge0 imablade05.e.ujf-grenoble.fr 255.255.255.255    00:11:25:9b:02:21
ge0 imablade208.e.ujf-grenoble.fr 255.255.255.255    00:14:5e:3e:27:cd
ge0 imasrv-java.e.ujf-grenoble.fr 255.255.255.255    00:14:5e:3e:27:a7
ge0 hopper.e.ujf-grenoble.fr 255.255.255.255    00:03:ba:68:13:3f
ge0 imago.e.ujf-grenoble.fr 255.255.255.255    00:1b:24:5b:e1:c6
ge0 baud.e.ujf-grenoble.fr 255.255.255.255    00:03:ba:a4:8a:ef
ge0 carol.e.ujf-grenoble.fr 255.255.255.255    00:03:ba:a4:88:6f
ge0 jpp.e.ujf-grenoble.fr 255.255.255.255 SP 00:03:ba:68:12:e7
ge0 iquebi.e.ujf-grenoble.fr 255.255.255.255    00:1b:24:78:d6:e2
eri0 jpp-eri0          255.255.255.255 SP 00:03:ba:68:12:e7
ge0 imablade214.e.ujf-grenoble.fr 255.255.255.255    00:1a:64:8a:20:26
ge0 imablade14.e.ujf-grenoble.fr 255.255.255.255    00:1a:64:8a:2c:0e
ge0 BASE-ADDRESS.MCAST.NET 240.0.0.0    SM 01:00:5e:00:00:00
eri0 BASE-ADDRESS.MCAST.NET 240.0.0.0    SM 01:00:5e:00:00:00

除了看出IP地址和物理地址的对应关系以外，还可以从这张表上看出什么，尤其指 Device 和
IP Address  的关系，在线等，谢谢