On Fri, 20 Aug 2010, [email protected] wrote:

Until a PC or something on the network gets pwned, and issues selective forged
ICMP redirects to declare itself a router and the appropriate destination for
some traffic, which it can then MITM to its heart's content. *Then* you truly
have a manure-on-fan situation.

I believe the question was along the lines of, "why do I turn this off on my router?"

How does turning off ICMP redirects on the router prevent a rouge PC from sending ICMP redirects to it's neighbors?

I'm in the same boat here. I know there's a lot of conventional wisdom that says to turn it off, but I'm yet to hear a convincing argument as to why I should bother. Now configuring your hosts to ignore them, that I could understand.

--
Brandon Ross                                              AIM:  BrandonNRoss
                                                               ICQ:  2269442
                                   Skype:  brandonross  Yahoo:  BrandonNRoss

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