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Sending ARP request to unicast MAC instead of broadcast MAC address?
- Subject: Sending ARP request to unicast MAC instead of broadcast MAC address?
- From: if at xip.at (Ingo Flaschberger)
- Date: Thu, 17 Jun 2010 04:10:07 +0200 (CEST)
- In-reply-to: <[email protected]>
- References: <[email protected]>
Dear Chris,
> OK, this sounds Really Wacky (or, Really Hacky if you're into puns) but there's a reason for it, I swear...
>
> Will typical OSS UNIX kernels (Linux, BSD, MacOS X, etc) reply to a crafted ARP request that, instead of having FF:FF:FF:FF:FF:FF as its destination MAC address, is instead sent to the already-known unicast MAC address of the host?
Try or read kernel source.
> Next, what would be your utility of choice for crafting such a packet? Or is this something one would need to code up by hand in a lower-level language?
http://www.perihel.at/sec/mz/
should be able todo this.
Kind regards,
Ingo Flaschberger