From: "Jörg Harmuth" <harmuth@mnemon.de>
To: netfilter@lists.netfilter.org
Subject: Re: Iptables problem with Mail Server
Date: Tue, 25 Oct 2005 17:59:49 +0200 [thread overview]
Message-ID: <435E5675.4090706@mnemon.de> (raw)
In-Reply-To: <000b01c5d99a$49bb74a0$3a01010a@TRAINERSB>
your link is broken
sameer bagwe wrote:
> I have two servers running Linux. Server A is SAMBA domain controller and Server B is MAIL server(qmail)
> My Server A has two NIC. One two my ISP(172.16.57.188/30) and the other to my LAN.(172.16.19.0/24)
>
> Server A LAN IP = 172.16.19.230
> Server A ISP IP = 172.16.57.190
>
> Server B IP = 172.16.19.231
> Server B also has a dial up option for backup if ISP is down
>
> I have attached my iptable script.
> http://s59.yousendit.com/d.aspx?id=...GF23Y94C8R092VF
>
> If i set default INPUT Policy to DROP then incoming Mail stop coming.
>
> I add a rule at the end of the script:
> ipt -A -s 0/0 -d $LAN_IP -j REJECT
>
> The above rule will also block nmap port scans.
>
> I am not a pro in iptables. Just know scripting and adding intermediate level rules.Please let me know how to fix this
>
> Thanks
>
> Best Regards,
> Sameer Bagwe
>
> --
> Only The Inquiring Mind Solves Problems !
>
> !DSPAM:435e231e12299217213932!
--
-----------------------------------------------------------------------
mnemon
Jörg Harmuth
Niederkastenholzerstr. 24a
53881 Euskirchen
Tel.: (+49) 22 55 9 48 78 22
mail: harmuth@mnemon.de
Web: http://www.mnemon.de
PGP-Key: http://www.mnemon.de/keys/harmuth_mnemon.asc
PGP-Fingerprint: 692E 4476 0838 60F8 99E2 7F5D B7D7 E48E 267B 204F
-----------------------------------------------------------------------
English version below.
Aufgrund massiven SPAM Aufkommens, werden Mails, die unser SPAM
Filter als SPAM einstuft, automatisch gelöscht. Falls Ihre Mail
fälschlicherweise als SPAM eingestuft wurde, senden Sie bitte eine
Email mit "No-Spam:" im Betreff.
Diese Mail wurde vor dem Versenden auf Viren und andere schädliche
Software untersucht. Es wurde keine maliziöse Software gefunden.
Due to massive SPAM, all mails our content filter classifies as SPAM,
are discarded silently. If you mail was classified as SPAM by mistake,
please send an email with "No-Spam:" within the subject.
This Mail was checked for virusses and other malicious software before
sending. No malicious software was detected.
-----------------------------------------------------------------------
prev parent reply other threads:[~2005-10-25 15:59 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-25 19:28 Iptables problem with Mail Server sameer bagwe
2005-10-25 15:59 ` Jörg Harmuth [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=435E5675.4090706@mnemon.de \
--to=harmuth@mnemon.de \
--cc=netfilter@lists.netfilter.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.