The solution lies in: http://forums.xensource.com/thread.jspa?messageID=10914⪢ No more incorrect checksums after the use of this Windows boot parameter. FTP now works for outside and inside clients in both active and passive modes. Thanks for your help. jlm > -----Original Message----- > From: netfilter-owner@xxxxxxxxxxxxxxx > [mailto:netfilter-owner@xxxxxxxxxxxxxxx] On Behalf Of John L. Magee > Sent: Wednesday, January 02, 2008 12:36 PM > To: netfilter@xxxxxxxxxxxxxxx > Subject: RE: Passive FTP Client fails connecting to Server > behind IPTABLES > > Thanks. The Xensource article you referenced has provided a > hint but no resolution. > > It appears the commercial Xensource PV drivers for Windows do > not provide a valid checksum. > > > jlm > > > > -----Original Message----- > From: netfilter-owner@xxxxxxxxxxxxxxx > [mailto:netfilter-owner@xxxxxxxxxxxxxxx] On Behalf Of G.W. Haywood > Sent: Wednesday, January 02, 2008 5:15 AM > To: netfilter@xxxxxxxxxxxxxxx > Subject: Re: Passive FTP Client fails connecting to Server > behind IPTABLES > > Hi there, > > On Tue, 1 Jan 2008, John L. Magee wrote: > > > >> I do see all kinds of related commentary while googling but none > > >> that have any solutions for me. If ip_contrack_ftp and > ip_nat_ftp > > >> are supposed to manage this, they are not. > > > > > >Does this help? > > > > > >http://securepoint.com/lists/html/NetFilter/2006-11/msg00209.html > > > > No. It is similar but seems to be the reverse situation. > > This then? > > http://lists.xensource.com/archives/html/xen-users/2007-05/msg 00980.html > > > For a server being accessed by a client with Passive FTP, should > > ip_nat_ftp alter the inside address to the outside address when > > sending the port for the passive data transfer? > > That is my understanding, yes. > > -- > > 73, > Ged. > - > To unsubscribe from this list: send the line "unsubscribe > netfilter" in the body of a message to > majordomo@xxxxxxxxxxxxxxx More majordomo info at > http://vger.kernel.org/majordomo-info.html > > - > To unsubscribe from this list: send the line "unsubscribe > netfilter" in the body of a message to > majordomo@xxxxxxxxxxxxxxx More majordomo info at > http://vger.kernel.org/majordomo-info.html > - To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html