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Re: opening ports

On Mon, Dec 11, 2006 at 11:23:26PM +0100, Jochen Schulz wrote:
> IP address anyway. Even if you drop *every* incoming packet, an attacker
> still knows that you are there from the absence of an ICMP message from
> your ISP's router that there is no computer with your IP address.

Interesting. If I understand correctly than firewalling rules would be
much more effective if implemented in the ISP's firewall...

If you can't explain it simply, you don't understand it well enough.
(Albert Einstein)

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