From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 378 invoked by alias); 23 Feb 2015 15:55:21 -0000 Mailing-List: contact cygwin-xfree-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-xfree-owner@cygwin.com Reply-To: cygwin-xfree@cygwin.com Mail-Followup-To: cygwin-xfree@cygwin.com Received: (qmail 367 invoked by uid 89); 23 Feb 2015 15:55:20 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=2.4 required=5.0 tests=BAYES_00,FREEMAIL_FROM,KAM_FROM_URIBL_PCCC,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=no version=3.3.2 X-HELO: mail-we0-f180.google.com Received: from mail-we0-f180.google.com (HELO mail-we0-f180.google.com) (74.125.82.180) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-GCM-SHA256 encrypted) ESMTPS; Mon, 23 Feb 2015 15:55:19 +0000 Received: by wesw55 with SMTP id w55so19380558wes.5 for ; Mon, 23 Feb 2015 07:55:16 -0800 (PST) X-Received: by 10.194.62.198 with SMTP id a6mr23979576wjs.90.1424706916659; Mon, 23 Feb 2015 07:55:16 -0800 (PST) Received: from ?IPv6:2001:980:ed37:1:64:7c53:ec6a:c74d? ([2001:980:ed37:1:64:7c53:ec6a:c74d]) by mx.google.com with ESMTPSA id k1sm56128852wjn.9.2015.02.23.07.55.15 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 23 Feb 2015 07:55:15 -0800 (PST) Message-ID: <54EB4D65.70502@gmail.com> Date: Mon, 23 Feb 2015 15:55:00 -0000 From: Maarten Hoes User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: cygwin-xfree@cygwin.com Subject: Re: Cygwin/X XDMCP Issue References: <54E77EC0.2060702@gmail.com> <54E9DFCF.9050209@dronecode.org.uk> <54EA456F.1060009@gmail.com> <54EA4C71.4030101@gmail.com> <54EB431C.3010000@gmail.com> <54EB4848.3070607@gmail.com> In-Reply-To: <54EB4848.3070607@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-IsSubscribed: yes X-SW-Source: 2015-02/txt/msg00064.txt.bz2 On 23-2-2015 16:33, Maarten Hoes wrote: > On 23-2-2015 16:11, Maarten Hoes wrote: >> >> I suspect something strange is going on under the covers of my ISP >> supplied FRITZ!Box 7390, but I cant figure out what... > > Looks like I managed to seriously mess up my network settings, alright. > From another Linux host on the same subnet (192.168.0.31), I get these > ICMP messages when I try to start an X/XDMCP session to it: > > > > 4 0.000292 192.168.0.31 -> 192.168.0.20 ICMP 77 Destination > unreachable (Host administratively prohibited) > 7 1.989470 192.168.0.31 -> 192.168.0.20 ICMP 77 Destination > unreachable (Host administratively prohibited) > 12 5.989469 192.168.0.31 -> 192.168.0.20 ICMP 77 Destination > unreachable (Host administratively prohibited) Oh wait, thats just the default iptables ruleset on Fedora (phew). Well I changed the range back to 192.168.178.0/255.255.255.0, and now it works again. Guess ill do some digging around later looking for root causes when I have more time, but for now it's good enough for me. ;) Thanks for the help, - Maarten 1 0.000000000 192.168.178.20 -> 192.168.178.21 XDMCP 49 Query 2 0.038915000 192.168.178.21 -> 192.168.178.20 XDMCP 99 Willing 3 0.213517000 192.168.178.20 -> 192.168.178.21 XDMCP 352 Request 4 0.213793000 192.168.178.21 -> 192.168.178.20 XDMCP 94 Accept 5 0.213875000 192.168.178.20 -> 192.168.178.21 XDMCP 71 Manage 6 0.221893000 192.168.178.21 -> 192.168.178.20 TCP 74 42824â+'6000 [SYN] Seq=0 Win=29200 Len=0 MSS=1460 SACK_PERM=1 TSval=4294947644 TSecr=0 WS=128 7 0.221999000 192.168.178.20 -> 192.168.178.21 TCP 74 6000â+'42824 [SYN, ACK] Seq=0 Ack=1 Win=65535 Len=0 MSS=1460 WS=4 SACK_PERM=1 TSval=35608 TSecr=4294947644 8 0.222094000 192.168.178.21 -> 192.168.178.20 TCP 66 42824â+'6000 [ACK] Seq=1 Ack=1 Win=29312 Len=0 TSval=4294947644 TSecr=35608 9 0.222233000 192.168.178.21 -> 192.168.178.20 X11 114 Initial connection request 10 0.222453000 192.168.178.20 -> 192.168.178.21 TCP 74 [TCP segment of a reassembled PDU] 11 0.222515000 192.168.178.20 -> 192.168.178.21 TCP 1514 [TCP segment of a reassembled PDU] 12 0.222529000 192.168.178.20 -> 192.168.178.21 TCP 1514 [TCP segment of a reassembled PDU] 13 0.222536000 192.168.178.21 -> 192.168.178.20 TCP 66 42824â+'6000 [ACK] Seq=49 Ack=9 Win=29312 Len=0 TSval=4294947645 TSecr=35608 14 0.222539000 192.168.178.20 -> 192.168.178.21 X11 254 Initial connection reply 15 0.222602000 192.168.178.21 -> 192.168.178.20 TCP 66 42824â+'6000 [ACK] Seq=49 Ack=3093 Win=35456 Len=0 TSval=4294947645 TSecr=35608 16 0.222715000 192.168.178.21 -> 192.168.178.20 X11 86 Requests: QueryExtension 17 0.222820000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: QueryExtension 18 0.222908000 192.168.178.21 -> 192.168.178.20 X11 70 Requests: BIG-REQUESTS 19 0.223006000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: BIG-REQUESTS 20 0.223102000 192.168.178.21 -> 192.168.178.20 X11 110 Requests: CreateGC, GetProperty 21 0.223186000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: GetProperty 22 0.223290000 192.168.178.21 -> 192.168.178.20 X11 86 Requests: QueryExtension 23 0.223470000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: QueryExtension 24 0.223570000 192.168.178.21 -> 192.168.178.20 X11 74 Requests: XKEYBOARD 25 0.223659000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: XKEYBOARD 26 0.224025000 192.168.178.21 -> 192.168.178.20 X11 102 Requests: OpenFont, QueryExtension 27 0.224145000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: QueryExtension 28 0.224244000 192.168.178.21 -> 192.168.178.20 X11 82 Requests: RENDER, RENDER 29 0.224331000 192.168.178.20 -> 192.168.178.21 X11 98 Reply: RENDER -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://x.cygwin.com/docs/ FAQ: http://x.cygwin.com/docs/faq/