[ILUG] ARP Insanity!
paul at clubi.ie
Tue Feb 21 12:41:08 GMT 2006
On Tue, 21 Feb 2006, Nick Murtagh wrote:
> I've moved an IP address from server A to server B.
> Server A is still responding to ARP requests for the IP address!
> link/ether 00:14:22:b0:5e:80 brd ff:ff:ff:ff:ff:ff
> From a third machine:
> # arping 10.2.1.230
> ARPING 10.2.1.230 from 10.2.1.22 eth0
> Unicast reply from 10.2.1.230 [00:14:22:B0:5E:80] 0.833ms
> Unicast reply from 10.2.1.230 [00:20:ED:79:2F:70] 0.920ms
> Any ideas? I must be missing something obvious...
Try a gratuitious ARP:
arping -b -s 10.2.1.22 -I <iface> 00:20:ED:79:2F:70
Paul Jakma paul at clubi.ie paul at jakma.org Key ID: 64A2FF6A
Have at you!
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