From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.general/68726 Path: news.gmane.org!not-for-mail From: Ted Zlatanov Newsgroups: gmane.emacs.gnus.general Subject: Re: gmane "Server Closed Connection" problem on Vista Date: Wed, 15 Jul 2009 11:23:31 -0500 Organization: =?utf-8?B?0KLQtdC+0LTQvtGAINCX0LvQsNGC0LDQvdC+0LI=?= @ Cienfuegos Message-ID: <87prc1ud8c.fsf@lifelogs.com> References: <86fxgctuu0.fsf@lifelogs.com> <867i12j6ey.fsf@lifelogs.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1247675133 22830 80.91.229.12 (15 Jul 2009 16:25:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 15 Jul 2009 16:25:33 +0000 (UTC) To: ding@gnus.org Original-X-From: ding-owner+M17151@lists.math.uh.edu Wed Jul 15 18:25:26 2009 Return-path: Envelope-to: ding-account@gmane.org Original-Received: from util0.math.uh.edu ([129.7.128.18]) by lo.gmane.org with esmtp (Exim 4.50) id 1MR7IE-0004X1-EZ for ding-account@gmane.org; Wed, 15 Jul 2009 18:25:18 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.math.uh.edu) by util0.math.uh.edu with smtp (Exim 4.63) (envelope-from ) id 1MR7I7-0002Cf-Cy; Wed, 15 Jul 2009 11:25:11 -0500 Original-Received: from mx1.math.uh.edu ([129.7.128.32]) by util0.math.uh.edu with esmtps (TLSv1:AES256-SHA:256) (Exim 4.63) (envelope-from ) id 1MR7I6-0002CK-06 for ding@lists.math.uh.edu; Wed, 15 Jul 2009 11:25:10 -0500 Original-Received: from quimby.gnus.org ([80.91.231.51]) by mx1.math.uh.edu with esmtp (Exim 4.69) (envelope-from ) id 1MR7I1-0002RH-MZ for ding@lists.math.uh.edu; Wed, 15 Jul 2009 11:25:09 -0500 Original-Received: from main.gmane.org ([80.91.229.2] helo=ciao.gmane.org) by quimby.gnus.org with esmtp (Exim 3.36 #1 (Debian)) id 1MR7IZ-0002FH-00 for ; Wed, 15 Jul 2009 18:25:39 +0200 Original-Received: from root by ciao.gmane.org with local (Exim 4.43) id 1MR7Hz-0007aq-25 for ding@gnus.org; Wed, 15 Jul 2009 16:25:03 +0000 Original-Received: from 38.98.147.130 ([38.98.147.130]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 15 Jul 2009 16:25:03 +0000 Original-Received: from tzz by 38.98.147.130 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 15 Jul 2009 16:25:03 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 41 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 38.98.147.130 X-Face: bd.DQ~'29fIs`T_%O%C\g%6jW)yi[zuz6;d4V0`@y-~$#3P_Ng{@m+e4o<4P'#(_GJQ%TT= D}[Ep*b!\e,fBZ'j_+#"Ps?s2!4H2-Y"sx" User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.1.50 (gnu/linux) Cancel-Lock: sha1:qGO1U9LF5S66uYt5frLCi0MwhSM= X-Spam-Score: -1.5 (-) List-ID: Precedence: bulk Xref: news.gmane.org gmane.emacs.gnus.general:68726 Archived-At: On Fri, 15 May 2009 21:33:10 +0200 Steinar Bang wrote: >>>>>> Steinar Bang : >> I have a wireshark sniff of a failed group open, and just looking at the >> NNTP traffic doesn't yield any clues., >> The last thing that goes on there, is: SB> [snip!] >> . >> 205 . SB> 205 is NNTP for "closing connection - goodbye!" SB> So that mean that the server actually closes the connection (at least SB> from Gnus' point of view). >> If I look at the packages, then the client side sends a FIN, ACK, and >> then a RST, ACK, just before the connection terminates. SB> FIN means that the sender (which in this case is the client machine) has SB> no more data, and RST is reset the connection. SB> If the time stamps of the packages, and the order in wireshark can be SB> trusted, then for some reason, the TCP connection is torn down from the SB> client side, and the NNTP server responds to the terminating TCP SB> connection with a 250 response... which of course makes Gnus thinks the SB> server has closed the connection. SB> But where the FIN and RST comes from, I have no idea. Sorry for the delay in responding. I wondered how this could be debugged, but I have no idea. It's truly bizarre that this only happens on Windows. My best guess is that something else is interfering and sending those FIN/RST packets, like a software firewall perhaps. I can't duplicate it on a Windows machine. Can you duplicate on another Windows machine, ideally outside your current environment? Ted