Re: Cygwin/X XDMCP Issue
Maarten Hoes <[email protected]> Mon, 23 Feb 2015 16:55:17 +0100
| Newsgroups | gmane.os.cygwin.xfree |
|---|---|
| Message-ID | <[email protected]> |
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/