Re: Strange nmap results
From: svek (svekSPAM-NO-MORE@gmx.net)Date: 05/31/02
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From: svek <svekSPAM-NO-MORE@gmx.net> Date: 31 May 2002 14:31:55 GMT
Gad Abraham <chookies@tpg.com.au> wrote in news:3CF77A79.5070701
@tpg.com.au:
> Hi!
> I have two computers connected through an ethernet cable.
> One is Linux RH7.2 (192.168.0.1), one is FreeBSD4.5 (192.168.0.2).
> The Linux machine runs the iptables firewall, and the only service is X
> on port 6000. The firewall ACCEPTS all incoming packets from the FreeBSD
> machine.
>
> When I use nmap-2.54 on the FreeBSD machine to scan the Linux machine
> using nmap 192.168.0.1 -sS -sU -O (for tcp, udp and os detection,
> respectively), I get lots of udp ports listed as open - basically ALL of
> them, up to 54321.
>
> What's going on? Is nmap crazy or is it me? :-)
>
> Anyone else seen this before?
> TIA,
> Gad
do you use a DROP or REJECT unless ACCEPTed policy?
that should solve your problem.
:)
/svek
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