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From: Peter Wiersig (wiersig-ml_at_dns.glamus.de)
Date: Mon Aug 05 2002 - 02:43:17 CDT
Florian Schießl wrote:
> When I close the whole Server whith iptables, the portscanner says the
> Iptables -P INPUT DROP
> Iptables -P OUTPUT DROP
> The scanner says, that pop,smtp,http,... And the other mentioned ports
> are open? Häh?
Understand your portscanner.
If your utility expects a tcp-reset packet after a syn-packet to a
closed port, your DROP-rules cause the scanner to misreport the
open ports list.
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