Hi, thanks for helping w/ this. Here is usbmon output when I connect plain HUB (There is embedded USB audio module inside monitor, but I'm not sure does it works at all)
********************************************** f7775400 776399916 C Ii:001:01 0 1 = 02 f7775400 776399926 S Ii:001:01 -115 2 = 0200 f6c44480 776399947 S Ci:001:00 s a3 00 0000 0001 0004 4 < f6c44480 776399954 C Ci:001:00 0 4 = 01010100 f6c44480 776399958 S Co:001:00 s 23 01 0010 0001 0000 0 f6c44480 776399962 C Co:001:00 0 0 f6c44480 776399968 S Ci:001:00 s a3 00 0000 0001 0004 4 < f6c44480 776399973 C Ci:001:00 0 4 = 01010000 dfdecd80 776431728 S Ci:001:00 s a3 00 0000 0001 0004 4 < dfdecd80 776431738 C Ci:001:00 0 4 = 01010000 dfdecd80 776463724 S Ci:001:00 s a3 00 0000 0001 0004 4 < dfdecd80 776463733 C Ci:001:00 0 4 = 01010000 dfdecd80 776495720 S Ci:001:00 s a3 00 0000 0001 0004 4 < dfdecd80 776495728 C Ci:001:00 0 4 = 01010000 dfdecd80 776527721 S Ci:001:00 s a3 00 0000 0001 0004 4 < dfdecd80 776527730 C Ci:001:00 0 4 = 01010000 dfdecd80 776527745 S Co:001:00 s 23 03 0004 0001 0000 0 dfdecd80 776527749 C Co:001:00 0 0 dfdecd80 776583726 S Ci:001:00 s a3 00 0000 0001 0004 4 < dfdecd80 776583748 C Ci:001:00 0 4 = 03010000 dfdecd80 776639733 S Co:001:00 s 23 01 0014 0001 0000 0 dfdecd80 776639739 C Co:001:00 0 0 dfdecd80 776639752 S Ci:000:00 s 80 06 0100 0000 0040 64 < dfdecd80 776644899 C Ci:000:00 0 8 = 12010001 09000008 dfdecd80 776644909 S Co:001:00 s 23 03 0004 0001 0000 0 dfdecd80 776644915 C Co:001:00 0 0 f7775400 776651735 C Ii:001:01 0 1 = 02 f7775400 776651741 S Ii:001:01 -115 2 = 0200 c1b20180 776699733 S Ci:001:00 s a3 00 0000 0001 0004 4 < c1b20180 776699756 C Ci:001:00 0 4 = 03010000 c1b20180 776755738 S Co:001:00 s 23 01 0014 0001 0000 0 c1b20180 776755745 C Co:001:00 0 0 c1b20180 776755751 S Co:000:00 s 00 05 0005 0000 0000 0 c1b20180 776757877 C Co:000:00 0 0 f6f4f880 776771765 S Ci:005:00 s 80 06 0100 0000 0012 18 < f6f4f880 776774881 C Ci:005:00 0 18 = 12010001 09000008 a6048001 00010102 0001 f6f4f880 776774894 S Ci:005:00 s 80 06 0200 0000 0009 9 < f6f4f880 776776873 C Ci:005:00 0 9 = 09021900 01010060 01 f6f4f880 776776880 S Ci:005:00 s 80 06 0200 0000 0019 25 < f6f4f880 776779877 C Ci:005:00 0 25 = 09021900 01010060 01090400 00010900 00000705 81030100 ff f6f4f880 776779891 S Ci:005:00 s 80 06 0300 0000 00ff 255 < f6f4f880 776781877 C Ci:005:00 0 4 = 04030904 f6f4f880 776781893 S Ci:005:00 s 80 06 0302 0409 00ff 255 < f6f4f880 776787877 C Ci:005:00 0 42 = 2a034e00 6f006b00 69006100 20005500 53004200 20004800 75006200 20005400 f6f4f880 776787889 S Ci:005:00 s 80 06 0301 0409 00ff 255 < f6f4f880 776794873 C Ci:005:00 0 52 = 34034e00 6f006b00 69006100 20004400 69007300 70006c00 61007900 20005000 f6f4f880 776795036 S Co:005:00 s 00 09 0001 0000 0000 0 f6f4f880 776795885 C Co:005:00 0 0 f6f4f880 776796068 S Ci:005:00 s a0 06 2900 0000 000d 13 < f6f4f880 776798878 C Ci:005:00 0 9 = 09290402 000a0100 00 f6f4f880 776798907 S Ci:005:00 s 80 00 0000 0000 0002 2 < f6f4f880 776799897 C Ci:005:00 0 2 = 0100 f6f4f880 776799913 S Ci:005:00 s a0 00 0000 0000 0004 4 < f6f4f880 776800880 C Ci:005:00 0 4 = 00000000 f6f4f880 776903753 S Ii:005:01 -115 1 = 00 dfdec280 776903892 S Ci:001:00 s a3 00 0000 0001 0004 4 < dfdec280 776903900 C Ci:001:00 0 4 = 03010000 dfdec280 776903907 S Ci:005:00 s a3 00 0000 0001 0004 4 < dfdec280 776905863 C Ci:005:00 0 4 = 00000000 dfdec280 776905875 S Ci:005:00 s a3 00 0000 0002 0004 4 < dfdec280 776906855 C Ci:005:00 0 4 = 00000000 dfdec280 776906863 S Ci:005:00 s a3 00 0000 0003 0004 4 < dfdec280 776907855 C Ci:005:00 0 4 = 00000000 dfdec280 776907862 S Ci:005:00 s a3 00 0000 0004 0004 4 < dfdec280 776908853 C Ci:005:00 0 4 = 00000000 ********************************************** After this I connect mouse to the hub, no output at all. Here is usbmon output when I connect HUB (CF memory stick is connected to the hub) ********************************************** f7775400 1611076151 C Ii:001:01 0 1 = 02 f7775400 1611076161 S Ii:001:01 -115 2 = 0200 f6dc5680 1611076182 S Ci:001:00 s a3 00 0000 0001 0004 4 < f6dc5680 1611076189 C Ci:001:00 0 4 = 01010100 f6dc5680 1611076193 S Co:001:00 s 23 01 0010 0001 0000 0 f6dc5680 1611076197 C Co:001:00 0 0 f6dc5680 1611076203 S Ci:001:00 s a3 00 0000 0001 0004 4 < f6dc5680 1611076208 C Ci:001:00 0 4 = 01010000 f69bdd00 1611107892 S Ci:001:00 s a3 00 0000 0001 0004 4 < f69bdd00 1611107902 C Ci:001:00 0 4 = 01010000 f778b780 1611139892 S Ci:001:00 s a3 00 0000 0001 0004 4 < f778b780 1611139902 C Ci:001:00 0 4 = 01010000 f69bdd00 1611171884 S Ci:001:00 s a3 00 0000 0001 0004 4 < f69bdd00 1611171893 C Ci:001:00 0 4 = 01010000 f69bdd00 1611203886 S Ci:001:00 s a3 00 0000 0001 0004 4 < f69bdd00 1611203895 C Ci:001:00 0 4 = 01010000 f69bdd00 1611203911 S Co:001:00 s 23 03 0004 0001 0000 0 f69bdd00 1611203915 C Co:001:00 0 0 f69bdd00 1611259889 S Ci:001:00 s a3 00 0000 0001 0004 4 < f69bdd00 1611259912 C Ci:001:00 0 4 = 03010000 f69bdd00 1611315892 S Co:001:00 s 23 01 0014 0001 0000 0 f69bdd00 1611315899 C Co:001:00 0 0 f69bdd00 1611315910 S Ci:000:00 s 80 06 0100 0000 0040 64 < f69bdd00 1611321133 C Ci:000:00 0 8 = 12010001 09000008 f69bdd00 1611321143 S Co:001:00 s 23 03 0004 0001 0000 0 f69bdd00 1611321149 C Co:001:00 0 0 f7775400 1611327905 C Ii:001:01 0 1 = 02 f7775400 1611327911 S Ii:001:01 -115 2 = 0200 f778b780 1611375898 S Ci:001:00 s a3 00 0000 0001 0004 4 < f778b780 1611375920 C Ci:001:00 0 4 = 03010000 f778b780 1611431902 S Co:001:00 s 23 01 0014 0001 0000 0 f778b780 1611431909 C Co:001:00 0 0 f778b780 1611431915 S Co:000:00 s 00 05 0006 0000 0000 0 f778b780 1611434114 C Co:000:00 0 0 f6f4f880 1611447908 S Ci:006:00 s 80 06 0100 0000 0012 18 < f6f4f880 1611451115 C Ci:006:00 0 18 = 12010001 09000008 a6048001 00010102 0001 f6f4f880 1611451127 S Ci:006:00 s 80 06 0200 0000 0009 9 < f6f4f880 1611453109 C Ci:006:00 0 9 = 09021900 01010060 01 f6f4f880 1611453117 S Ci:006:00 s 80 06 0200 0000 0019 25 < f6f4f880 1611456113 C Ci:006:00 0 25 = 09021900 01010060 01090400 00010900 00000705 81030100 ff f6f4f880 1611456129 S Ci:006:00 s 80 06 0300 0000 00ff 255 < f6f4f880 1611459111 C Ci:006:00 0 4 = 04030904 f6f4f880 1611459125 S Ci:006:00 s 80 06 0302 0409 00ff 255 < f6f4f880 1611465116 C Ci:006:00 0 42 = 2a034e00 6f006b00 69006100 20005500 53004200 20004800 75006200 20005400 f6f4f880 1611465128 S Ci:006:00 s 80 06 0301 0409 00ff 255 < f6f4f880 1611472113 C Ci:006:00 0 52 = 34034e00 6f006b00 69006100 20004400 69007300 70006c00 61007900 20005000 f6f4f880 1611472264 S Co:006:00 s 00 09 0001 0000 0000 0 f6f4f880 1611473122 C Co:006:00 0 0 f6f4f880 1611473371 S Ci:006:00 s a0 06 2900 0000 000d 13 < f6f4f880 1611476115 C Ci:006:00 0 9 = 09290402 000a0100 00 f6f4f880 1611476139 S Ci:006:00 s 80 00 0000 0000 0002 2 < f6f4f880 1611477115 C Ci:006:00 0 2 = 0100 f6f4f880 1611477128 S Ci:006:00 s a0 00 0000 0000 0004 4 < f6f4f880 1611478114 C Ci:006:00 0 4 = 00000000 f6f4f880 1611579928 S Ii:006:01 -115 1 = 00 f6c44d80 1611580063 S Ci:001:00 s a3 00 0000 0001 0004 4 < f6c44d80 1611580071 C Ci:001:00 0 4 = 03010000 f6c44d80 1611580079 S Ci:006:00 s a3 00 0000 0001 0004 4 < f6c44d80 1611582100 C Ci:006:00 0 4 = 00000000 f6c44d80 1611582113 S Ci:006:00 s a3 00 0000 0002 0004 4 < f6c44d80 1611583090 C Ci:006:00 0 4 = 00000000 f6c44d80 1611583097 S Ci:006:00 s a3 00 0000 0003 0004 4 < f6c44d80 1611584089 C Ci:006:00 0 4 = 00000000 f6c44d80 1611584096 S Ci:006:00 s a3 00 0000 0004 0004 4 < f6c44d80 1611585091 C Ci:006:00 0 4 = 00000000 ********************************************** When I connect this Memory stick directly to the PC USB connector, it works perfectly. Also It works perfectly connected to the monitor when I'm running XP. /Tommi On Sun, 2005-12-18 at 10:56 -0500, Alan Stern wrote: > On Sun, 18 Dec 2005, Tommi Niemi wrote: > > > Dmesg when I connect the hub (Mouse and keyboard are connected) > > That all looks just the way it should. > > > When I connect or disconnect mouse or keyboard no log output visible on > > dmesg > > That's strange. > > Try using the usbmon facility. It's described in the kernel source in > Documentation/usb/usbmon.txt. To keep the output simple, don't plug in > any USB devices except the hub and the mouse or keyboard. > > One other thing to note. Some monitors with embedded hubs are designed so > that if the monitor goes into power-saving mode, the hub gets turned off. > Stupid, I know, but maybe that's happening to you. > ------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Do you grep through log files for problems? Stop! 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