ARP Manners

I usually try to shy away from posting things that will go flying way over a normal (non-dork) person’s head. But I won’t this time.

18:11:31.771334 arp who-has 192.168.1.75 tell 192.168.1.79
18:11:31.771415 192.168.1.79: myob kthx bye ~192.168.1.75

A portion of that ARP exchange might not be fake.

Also,

18:13:33.764345 arp who-has 192.168.1.79 tell 192.168.1.79
18:13:35.764838 arp who-has 192.168.1.79 tell 192.168.1.79
18:15:31.524395 arp who-has 192.168.1.79 tell 192.168.1.79
18:15:33.524734 arp who-has 192.168.1.79 tell 192.168.1.79
18:15:35.525201 arp who-has 192.168.1.79 tell 192.168.1.79

We’re all familiar with gratuitous ARPs, I’m sure. But I’d like to coin the term narcissistic ARP, for unnecessarily-frequent gratuitous ARP-ing. (Not arping, but ARP-ing.)

And for those of you who understand 0% of this post, congratulations. You’ve just tested negative for Asperger’s.

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