Using IPv6 with prefixes shorter than a /64 on a LAN

Fernando Gont fernando at
Tue Jan 25 19:04:25 CST 2011

On 24/01/2011 09:46 p.m., Owen DeLong wrote:

>>> Many cite concerns of potential DoS attacks by doing sweeps of
>>> IPv6 networks.  I don't think this will be a common or
>>> wide-spread problem.
>> Myopia doesn't make the problem go away.  The point of such an
>> attack is not to "find things", but to overload the router(s).
>> (which can be done rather easily by a few dozen machines.)
> Only if you don't deploy reasonable mitigation strategies.

Just wondering: What would you deem as "reasonable mitigation strategies"?

Fernando Gont
e-mail: fernando at || fgont at
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