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From: James <wireless@tampabay.rr.com>
To: gentoo-user@lists.gentoo.org
Subject: [gentoo-user]  Re: OT: A netbios-ssn blocking rule?
Date: Mon, 21 Aug 2006 04:11:35 +0000 (UTC)	[thread overview]
Message-ID: <loom.20060821T060849-267@post.gmane.org> (raw)
In-Reply-To: 44E63477.3000800@ilievnet.com

> Daniel Iliev <danny <at> ilievnet.com> writes:


My iptables based firewall seem to be working, However, I keep getting triplets
of this activity:

curious.ip www.me.com tcp     2286 > netbios-ssn Seq=0 Len=0 MSS=1460
www.me.com curious.ip tcp     netbios-ssn > 2286 [RST, ACK] Seq=0 Ack=1 
 Win=0 Len=0

similar problem (2469 > microsoft-ds)
 Other problems are (info section is only difference) epmap > 3081



> "iptables -A INPUT -p tcp --dport microsoft-ds -j DROP" ( < the packets
> have destination the FW itself)
> "iptables -A FORWARD -d *target-PC* -p tcp --dport microsoft-ds -j DROP"
> ( < the packets have destination the "target-PC". )


Your advice is working, beautiful

Much Thanks!


James



-- 
gentoo-user@gentoo.org mailing list



  reply	other threads:[~2006-08-21  4:16 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-08-18 19:24 [gentoo-user] blocking netbios-ssn rule? James
2006-08-18 19:59 ` [gentoo-user] OT: A netbios-ssn blocking rule? James
2006-08-18 21:43 ` Daniel Iliev
2006-08-21  4:11   ` James [this message]
2006-08-23 21:33     ` [gentoo-user] " Daniel Iliev
2006-08-23 21:46       ` gentuxx
2006-08-24  1:36         ` Daniel Iliev

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