North American Network Operators Group
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Re: [nsp] known networks for broadcast ping attacks
- From: Michael Shields
- Date: Wed Jul 30 17:09:55 1997
"Jay R. Ashworth" <jra@scfn.thpl.lib.fl.us> writes:
> Ought IP stack implementations not to refuse to reply to ECHO_REQUEST
> packets with destination address which are broadcast addresses?
Apparently some management packages search out hosts using broadcast
pings. Not the best decision IMO.
This was discussed a couple of days ago on bugtraq and I posted a
Linux patch to cause it not to answer broadcast pings.
*** How do you configure your router for that? no ip directed-broadcast.
--
Shields, CrossLink.
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