----- Original Message -----
From: "Markku Kolkka" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, July 20, 2001 12:32 PM
Subject: Re: IPTABLES & Ports
> On Friday 20. Julyta 2001 19:17, you wrote:
> > I have set-up the firewall on a DNS server to HIGH & only open the UDP
> > port, but when I ask www.hackerwatch.org/probe to probe the system it
> > states that the following ports are open ! 21,23,25,80,110,139,143,443
> > Is this correct and to be expected ?
>
> No, absolutely not. You shouldn't have telnet, FTP, WWW, mail and SMB
servers
> running on a machine supposed to be a DNS server.
>
> Are you sure the scan was on _your_ machine, not on your ISP's firewall?
Did
> you check the IP address reported by the scanner?
I ran that test from the above mentioned port testing site and it found my
proxy server not my own IP so I wouldn't trust that test. Try grc.com and
shieldsup or get strobe program from powertools cd and just run strobe
localhost and it will tell you what ports are open.
Mike
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