From: Mohamed Eldesoky <eldesoky.lists@gmail.com>
To: netfilter <netfilter@lists.netfilter.org>
Subject: Re: udp port 1025
Date: Mon, 20 Sep 2004 11:37:45 +0300 [thread overview]
Message-ID: <1403218a04092001376308ea4a@mail.gmail.com> (raw)
In-Reply-To: <a0f69e5040920004411e0eeb6@mail.gmail.com>
Search in google, and feel lucky
http://www.linklogger.com/TCP1025.htm
On Mon, 20 Sep 2004 13:44:18 +0600, Askar <askarali@gmail.com> wrote:
> hi all
>
> Im taking care of a fw machine that is configured by my predecsssor,
> firewall being configure by default policies to ACCEPT for all chain
> (coz he thinks its difficult of an ISP to run firewall as default set
> to DROP)
> however for the time being this is not my concern but here are few
> lines from script that confusing for me
>
> iptables -A INPUT -p TCP -s 0/0 -d 0/0 --dport 1025 -j DROP
> iptables -A FORWARD -p TCP -s 0/0 -d 0/0 --dport 1025 -j DROP
> iptables -A OUTPUT -p TCP -s 0/0 -d 0/0 --dport 1025 -j DROP
>
> when I do "tail -f /var/log/messages", I found lot of below messages
>
> Sep 20 12:26:35 guru named[12308]: client xxx.xx.xxx.xx#1025: error
> sending response: host unreachable
> Sep 20 12:26:37 guru named[12308]: client xxx.xx.xxx.xxx#1025: error
> sending response: host unreachable
> Sep 20 12:26:37 guru named[12308]: client xxx.xx.xxx.xx#1025: error
> sending response: host unreachable
> Sep 20 12:26:37 guru named[12308]: client xxx.xx.xxx.xx#1025: error
> sending response: host unreachable
> Sep 20 12:26:38 guru named[12308]: client xxx.xx.xxx.xx#1025: error
> sending response: host unreachable
> Sep 20 12:26:39 guru named[12308]: client xxx.xx.xxx.xxx#1025: error
> sending response: host unreachable
>
> what mean by all this, can someone care to explain/clear things to me? :)
> may I remove the above iptables rules?
>
> regards
> Askar
> --
> (after bouncing head on desk for days trying to get mine working, I'll make
> yer life a little easier)
>
>
--
Mohamed Eldesoky
www.eldesoky.net
RHCE
next prev parent reply other threads:[~2004-09-20 8:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-20 7:44 udp port 1025 Askar
2004-09-20 8:37 ` Mohamed Eldesoky [this message]
2004-09-20 9:37 ` Andrew Schulman
2004-09-20 9:56 ` Chris Brenton
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