Subject: Re: broadcast ping response
To: NetBSD Networking Technical Discussion List <>
From: der Mouse <mouse@Rodents.Montreal.QC.CA>
List: tech-net
Date: 01/24/2005 18:25:55
> I would say that "well known DoS" w.r.t. broadcast ping is a bit of a
> myth, or at least a misunderstanding at best.

No, just out of date.  There was a time when smurf attacks were a real

> A smurf attack cannot be triggered through any properly protected
> network gateway --

No...but a local user can smurf a distant site and make it rather hard
to identify the source of the packets, especially since anyone who can
forge ip_src can also forge ether_shost.  Admittedly, there aren't all
that many networks for which this is a more than theoretical threat.

/~\ The ASCII				der Mouse
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