1.概述
arping常用于检测IP是否已经存在、某个IP的MAC的地址等。
2.arping各参数含义
a.无参数，持续的向特定IP地址请求arp
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| [root@smart Desktop]# arping 192.168.1.105
ARPING 192.168.1.105 from 192.168.1.120 eth0
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 1.324ms
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 104.092ms
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 8.286ms
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b. -c count，发送arp包个数
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| [root@smart Desktop]# arping -c 1 192.168.1.105
ARPING 192.168.1.105 from 192.168.1.120 eth0
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 1.413ms
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 101.567ms
Sent 1 probes (1 broadcast(s))
Received 2 response(s)
[root@smart Desktop]# arping -c 2 192.168.1.105
ARPING 192.168.1.105 from 192.168.1.120 eth0
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 1.321ms
[root@smart Desktop]# arping -c 3 192.168.1.105
ARPING 192.168.1.105 from 192.168.1.120 eth0
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 1.378ms
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 45.732ms
[root@smart Desktop]# arping -c 4 192.168.1.105
ARPING 192.168.1.105 from 192.168.1.120 eth0
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 1.581ms
Unicast reply from 192.168.1.105 [3C:BD:3E:61:13:08] 14.577ms
Sent 4 probes (1 broadcast(s))
Received 2 response(s)
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c. -f 收到回复后退出
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| [root@smart ~]# arping -f 192.168.1.1
ARPING 192.168.1.1 from 192.168.1.120 eth0
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.205ms
Sent 1 probes (1 broadcast(s))
Received 1 response(s)
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d. -q 不输出结果，常与-c等共用
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| [root@smart ~]# arping -q 192.168.1.2 -c 1
[root@smart ~]# echo $?
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e. -I interface address，网卡
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| [root@smart ~]# arping 192.168.1.1 -I eth0
ARPING 192.168.1.1 from 192.168.1.120 eth0
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.435ms
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.118ms
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.083ms
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.079ms
^CSent 4 probes (1 broadcast(s))
Received 4 response(s)
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f. -s 指定源地址
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| [root@smart ~]# arping 192.168.1.1 -s 192.168.1.120
ARPING 192.168.1.1 from 192.168.1.120 eth0
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.183ms
Unicast reply from 192.168.1.1 [6C:59:40:FC:C4:F3] 1.153ms
^CSent 2 probes (1 broadcast(s))
Received 2 response(s)
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