From owner-freebsd-questions@FreeBSD.ORG Fri Apr 14 10:51:29 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 01D3E16A403 for ; Fri, 14 Apr 2006 10:51:29 +0000 (UTC) (envelope-from arnoldlee_chn@yahoo.com) Received: from web35514.mail.mud.yahoo.com (web35514.mail.mud.yahoo.com [66.163.179.138]) by mx1.FreeBSD.org (Postfix) with SMTP id 5B9AA43D58 for ; Fri, 14 Apr 2006 10:51:28 +0000 (GMT) (envelope-from arnoldlee_chn@yahoo.com) Received: (qmail 88410 invoked by uid 60001); 14 Apr 2006 10:51:27 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:Received:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=TGGGBFzdOA4bnXT86beBk3jHXmU0Up8BuJfP51C1jIbevqu6cVc/GR5dJZAFIRGbwI2XEzGRerKigoL5sIDP0WvUoHOm0KfD09+4Rk0w10NGFtDq7Q6tRIA9X5szN8yyZE3P5EcB+qkkN0YBS+vXearN2kEGWAZU4Yx2J2tTER8= ; Message-ID: <20060414105127.88408.qmail@web35514.mail.mud.yahoo.com> Received: from [222.82.131.135] by web35514.mail.mud.yahoo.com via HTTP; Fri, 14 Apr 2006 03:51:27 PDT Date: Fri, 14 Apr 2006 03:51:27 -0700 (PDT) From: Arnold Lee To: freebsd-questions@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: re: Re: problem with ipfilter(ipnat) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 Apr 2006 10:51:29 -0000 Nikos, thank you. I appended " mssclamp 1440 " in ipf.rule, it works now! And I have tried not use it but add "set link mtu 1440" in mpd.conf, and failed. Yes, the problem occurs when NATing, and mssclamp 1440 is the key. fbsd, thank you anyway. Arnold Lee 2006 -04-14 --------------------------------- How low will we go? Check out Yahoo! Messenger’s low PC-to-Phone call rates.