) der befehle " dmesg|grep usb " und " lsusb -v|grep iSerial "
steckst du die reader an die nativen usb ports oder über einen aktiven (mit eigenem netzteil) usb hub?
"an den 4. port" verstehe ich zunächst so als würde es sich um die nativen ports des mainboards handeln. wenn das der fall ist und immer der selbe port nicht geht solange die anderen 3 bereits verwendet werden ist der vermutlich defekt.. auch wenn er dann alleine wieder funktioniert scheint für den 4. port vermutlich nicht mehr genugend saft zur verfügung zu stehen wenn die anderen 3 bereits verwendet werden.. in dem fall einfach einen aktiven usb hub nutzen sodass eben der 4. native port nicht mehr genutzt werden muss.
ps: wenn man sowas von anfang an vernünftig beschreiben würde könnte man sowas auch von anfang an vernünftig verstehen..
[ 2.322844] usb 3-1: SerialNumber: Reader 4A7E1F0
[ 2.323027] usb 3-1: configuration #1 chosen from 1 choice
[ 2.632059] usb 3-2: new full speed USB device using ohci_hcd and address 3
[ 2.850687] usb 3-2: New USB device found, idVendor=0403, idProduct=6001
[ 2.850695] usb 3-2: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 2.850699] usb 3-2: SerialNumber: Reader C51B5BC
[ 2.850895] usb 3-2: configuration #1 chosen from 1 choice
[ 3.160043] usb 2-1: new full speed USB device using ohci_hcd and address 2
[ 3.378564] usb 2-1: New USB device found, idVendor=0403, idProduct=6001
[ 3.378571] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 3.378575] usb 2-1: SerialNumber: Reader 41183AB
[ 3.378762] usb 2-1: configuration #1 chosen from 1 choice
[ 3.697288] usbcore: registered new interface driver usbserial
[ 3.697981] usbcore: registered new interface driver usbserial_generic
[ 3.697985] usbserial: USB Serial Driver core
[ 3.716789] usb 3-1: Detected FT232BM
[ 3.716794] usb 3-1: Number of endpoints 2
[ 3.716798] usb 3-1: Endpoint 1 MaxPacketSize 64
[ 3.716801] usb 3-1: Endpoint 2 MaxPacketSize 64
[ 3.716803] usb 3-1: Setting MaxPacketSize 64
[ 3.719485] usb 3-1: FTDI USB Serial Device converter now attached to ttyUSB0
[ 3.720333] usb 3-2: Detected FT232BM
[ 3.720339] usb 3-2: Number of endpoints 2
[ 3.720342] usb 3-2: Endpoint 1 MaxPacketSize 64
[ 3.720345] usb 3-2: Endpoint 2 MaxPacketSize 64
[ 3.720348] usb 3-2: Setting MaxPacketSize 64
[ 3.723163] usb 3-2: FTDI USB Serial Device converter now attached to ttyUSB1
[ 3.723416] usb 2-1: Detected FT232BM
[ 3.723421] usb 2-1: Number of endpoints 2
[ 3.723424] usb 2-1: Endpoint 1 MaxPacketSize 64
[ 3.723427] usb 2-1: Endpoint 2 MaxPacketSize 64
[ 3.723429] usb 2-1: Setting MaxPacketSize 64
[ 3.725736] usb 2-1: FTDI USB Serial Device converter now attached to ttyUSB2
[ 3.725770] usbcore: registered new interface driver ftdi_sio
[ 1726.152842] usb 2-1: USB disconnect, address 2
[ 1727.900024] usb 2-1: new full speed USB device using ohci_hcd and address 3
[ 1728.118998] usb 2-1: New USB device found, idVendor=0403, idProduct=6001
[ 1728.119003] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1728.119008] usb 2-1: SerialNumber: Reader 41183AB
[ 1728.120612] usb 2-1: configuration #1 chosen from 1 choice
[ 1728.125160] usb 2-1: Detected FT232BM
[ 1728.125163] usb 2-1: Number of endpoints 2
[ 1728.125167] usb 2-1: Endpoint 1 MaxPacketSize 64
[ 1728.125170] usb 2-1: Endpoint 2 MaxPacketSize 64
[ 1728.125173] usb 2-1: Setting MaxPacketSize 64
[ 1728.128216] usb 2-1: FTDI USB Serial Device converter now attached to ttyUSB2
[ 1762.919986] usb 3-1: USB disconnect, address 2
[ 1764.640023] usb 3-1: new full speed USB device using ohci_hcd and address 4
[ 1764.858414] usb 3-1: New USB device found, idVendor=0403, idProduct=6001
[ 1764.858423] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1764.858427] usb 3-1: SerialNumber: Reader 4A7E1F0
[ 1764.859576] usb 3-1: configuration #1 chosen from 1 choice
[ 1764.864555] usb 3-1: Detected FT232BM
[ 1764.864559] usb 3-1: Number of endpoints 2
[ 1764.864562] usb 3-1: Endpoint 1 MaxPacketSize 64
[ 1764.864565] usb 3-1: Endpoint 2 MaxPacketSize 64
[ 1764.864568] usb 3-1: Setting MaxPacketSize 64
[ 1764.867593] usb 3-1: FTDI USB Serial Device converter now attached to ttyUSB0
[ 1777.623584] usb 2-1: USB disconnect, address 3
[ 1779.836015] usb 2-1: new full speed USB device using ohci_hcd and address 4
[ 1780.054996] usb 2-1: New USB device found, idVendor=0403, idProduct=6001
[ 1780.055004] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1780.055008] usb 2-1: SerialNumber: Reader 41183AB
[ 1780.055227] usb 2-1: configuration #1 chosen from 1 choice
[ 1780.061128] usb 2-1: Detected FT232BM
[ 1780.061131] usb 2-1: Number of endpoints 2
[ 1780.061134] usb 2-1: Endpoint 1 MaxPacketSize 64
[ 1780.061137] usb 2-1: Endpoint 2 MaxPacketSize 64
[ 1780.061140] usb 2-1: Setting MaxPacketSize 64
[ 1780.064196] usb 2-1: FTDI USB Serial Device converter now attached to ttyUSB2
[ 1795.665611] usb 2-1: USB disconnect, address 4
[ 1797.808019] usb 2-1: new full speed USB device using ohci_hcd and address 5
[ 1798.027002] usb 2-1: New USB device found, idVendor=0403, idProduct=6001
[ 1798.027009] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1798.027013] usb 2-1: SerialNumber: Reader 41183AB
[ 1798.028284] usb 2-1: configuration #1 chosen from 1 choice
[ 1798.033156] usb 2-1: Detected FT232BM
[ 1798.033159] usb 2-1: Number of endpoints 2
[ 1798.033163] usb 2-1: Endpoint 1 MaxPacketSize 64
[ 1798.033166] usb 2-1: Endpoint 2 MaxPacketSize 64
[ 1798.033168] usb 2-1: Setting MaxPacketSize 64
[ 1798.036209] usb 2-1: FTDI USB Serial Device converter now attached to ttyUSB2
[ 1868.931968] usb usb1: USB disconnect, address 1
[ 1871.981887] usb 3-1: USB disconnect, address 4
[ 1871.992106] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1871.992110] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber= 1
[ 1871.992114] usb usb1: Product: EHCI Host Controller
[ 1871.992117] usb usb1: Manufacturer: Linux 2.6.32-5-686 ehci_hcd
[ 1871.992120] usb usb1: SerialNumber: 0000:00:03.2
[ 1871.993078] usb usb1: configuration #1 chosen from 1 choice
[ 1872.108029] usb 3-2: USB disconnect, address 3
[ 1872.236037] usb 2-1: USB disconnect, address 5
[ 1873.004015] usb 2-1: new full speed USB device using ohci_hcd and address 6
[ 1873.222713] usb 2-1: New USB device found, idVendor=0403, idProduct=6001
[ 1873.222721] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1873.222725] usb 2-1: SerialNumber: Reader 41183AB
[ 1873.223825] usb 2-1: configuration #1 chosen from 1 choice
[ 1873.228852] usb 2-1: Detected FT232BM
[ 1873.228855] usb 2-1: Number of endpoints 2
[ 1873.228859] usb 2-1: Endpoint 1 MaxPacketSize 64
[ 1873.228862] usb 2-1: Endpoint 2 MaxPacketSize 64
[ 1873.228865] usb 2-1: Setting MaxPacketSize 64
[ 1873.231854] usb 2-1: FTDI USB Serial Device converter now attached to ttyUSB0
[ 1873.532053] usb 3-1: new full speed USB device using ohci_hcd and address 5
[ 1873.750961] usb 3-1: New USB device found, idVendor=0403, idProduct=6001
[ 1873.750968] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1873.750972] usb 3-1: SerialNumber: Reader 4A7E1F0
[ 1873.752180] usb 3-1: configuration #1 chosen from 1 choice
[ 1873.757105] usb 3-1: Detected FT232BM
[ 1873.757109] usb 3-1: Number of endpoints 2
[ 1873.757112] usb 3-1: Endpoint 1 MaxPacketSize 64
[ 1873.757115] usb 3-1: Endpoint 2 MaxPacketSize 64
[ 1873.757118] usb 3-1: Setting MaxPacketSize 64
[ 1873.760141] usb 3-1: FTDI USB Serial Device converter now attached to ttyUSB1
[ 1874.064045] usb 3-2: new full speed USB device using ohci_hcd and address 6
[ 1874.283896] usb 3-2: New USB device found, idVendor=0403, idProduct=6001
[ 1874.283904] usb 3-2: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1874.283908] usb 3-2: SerialNumber: Reader C51B5BC
[ 1874.285214] usb 3-2: configuration #1 chosen from 1 choice
[ 1874.290060] usb 3-2: Detected FT232BM
[ 1874.290063] usb 3-2: Number of endpoints 2
[ 1874.290067] usb 3-2: Endpoint 1 MaxPacketSize 64
[ 1874.290070] usb 3-2: Endpoint 2 MaxPacketSize 64
[ 1874.290073] usb 3-2: Setting MaxPacketSize 64
[ 1874.293081] usb 3-2: FTDI USB Serial Device converter now attached to ttyUSB2
[ 1943.178990] usb 2-1: USB disconnect, address 6
[ 1946.572041] usb 2-1: new full speed USB device using ohci_hcd and address 7
[ 1946.790969] usb 2-1: New USB device found, idVendor=0403, idProduct=6001
[ 1946.790977] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 1946.790981] usb 2-1: SerialNumber: Reader B89549A
[ 1946.791202] usb 2-1: configuration #1 chosen from 1 choice
[ 1946.797105] usb 2-1: Detected FT232BM
[ 1946.797108] usb 2-1: Number of endpoints 2
[ 1946.797111] usb 2-1: Endpoint 1 MaxPacketSize 64
[ 1946.797115] usb 2-1: Endpoint 2 MaxPacketSize 64
[ 1946.797117] usb 2-1: Setting MaxPacketSize 64
[ 1946.800136] usb 2-1: FTDI USB Serial Device converter now attached to ttyUSB0
[ 2068.294689] usb 3-2: USB disconnect, address 6
[ 2069.008035] usb 3-2: new full speed USB device using ohci_hcd and address 7
[ 2069.226852] usb 3-2: New USB device found, idVendor=0403, idProduct=6001
[ 2069.226866] usb 3-2: New USB device strings: Mfr=0, Product=0, SerialNumber=3
[ 2069.226870] usb 3-2: SerialNumber: Reader C51B5BC
[ 2069.227093] usb 3-2: configuration #1 chosen from 1 choice
[ 2069.233035] usb 3-2: Detected FT232BM
[ 2069.233038] usb 3-2: Number of endpoints 2
[ 2069.233042] usb 3-2: Endpoint 1 MaxPacketSize 64
[ 2069.233045] usb 3-2: Endpoint 2 MaxPacketSize 64
[ 2069.233048] usb 3-2: Setting MaxPacketSize 64
[ 2069.235993] usb 3-2: FTDI USB Serial Device converter now attached to ttyUSB2
[ 4098.910190] usb 3-2: USB disconnect, address 7
[ 4105.928026] usb 3-2: new full speed USB device using ohci_hcd and address 8
[ 4106.149420] usb 3-2: New USB device found, idVendor=0e8f, idProduct=0016
[ 4106.149425] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 4106.149429] usb 3-2: Product: USB HUB 2.0
[ 4106.149438] usb 3-2: Manufacturer: GASIA Semi.
[ 4106.150467] usb 3-2: configuration #1 chosen from 1 choice
[ 4106.477387] usb 3-2.4: new full speed USB device using ohci_hcd and address 9
[ 4106.613378] usb 3-2.4: New USB device found, idVendor=0e8f, idProduct=0016
[ 4106.613386] usb 3-2.4: New USB device strings: Mfr=1, Product=2, SerialNumber =0
[ 4106.613390] usb 3-2.4: Product: USB HUB 2.0
[ 4106.613393] usb 3-2.4: Manufacturer: GASIA Semi.
[ 4106.613614] usb 3-2.4: configuration #1 chosen from 1 choice
[ 4121.385778] usb 3-2.4.2: new full speed USB device using ohci_hcd and address 13
[ 4121.518755] usb 3-2.4.2: New USB device found, idVendor=0403, idProduct=6001
[ 4121.518768] usb 3-2.4.2: New USB device strings: Mfr=0, Product=0, SerialNumb er=3
[ 4121.518772] usb 3-2.4.2: SerialNumber: Reader 41183AB
[ 4121.519011] usb 3-2.4.2: configuration #1 chosen from 1 choice
[ 4121.524900] usb 3-2.4.2: Detected FT232BM
[ 4121.524904] usb 3-2.4.2: Number of endpoints 2
[ 4121.524907] usb 3-2.4.2: Endpoint 1 MaxPacketSize 64
[ 4121.524910] usb 3-2.4.2: Endpoint 2 MaxPacketSize 64
[ 4121.524913] usb 3-2.4.2: Setting MaxPacketSize 64
[ 4121.527900] usb 3-2.4.2: FTDI USB Serial Device converter now attached to tty USB2
[ 4126.273239] usb 3-2.4.3: new full speed USB device using ohci_hcd and address 16
[ 4126.498246] usb 3-2.4.3: New USB device found, idVendor=0403, idProduct=6001
[ 4126.498254] usb 3-2.4.3: New USB device strings: Mfr=0, Product=0, SerialNumb er=3
[ 4126.498258] usb 3-2.4.3: SerialNumber: Reader C51B5BC
[ 4126.499495] usb 3-2.4.3: configuration #1 chosen from 1 choice
[ 4126.504357] usb 3-2.4.3: Detected FT232BM
[ 4126.504360] usb 3-2.4.3: Number of endpoints 2
[ 4126.504364] usb 3-2.4.3: Endpoint 1 MaxPacketSize 64
[ 4126.504367] usb 3-2.4.3: Endpoint 2 MaxPacketSize 64
[ 4126.504370] usb 3-2.4.3: Setting MaxPacketSize 64
[ 4126.507367] usb 3-2.4.3: FTDI USB Serial Device converter now attached to tty USB3
[ 4129.985869] usb 3-2.4.2: USB disconnect, address 13
[ 4130.209805] usb 3-2.4.2: new full speed USB device using ohci_hcd and address 17
[ 4130.342798] usb 3-2.4.2: New USB device found, idVendor=0403, idProduct=6001
[ 4130.342805] usb 3-2.4.2: New USB device strings: Mfr=0, Product=0, SerialNumb er=3
[ 4130.342809] usb 3-2.4.2: SerialNumber: Reader 41183AB
[ 4130.344445] usb 3-2.4.2: configuration #1 chosen from 1 choice
[ 4130.348965] usb 3-2.4.2: Detected FT232BM
[ 4130.348969] usb 3-2.4.2: Number of endpoints 2
[ 4130.348972] usb 3-2.4.2: Endpoint 1 MaxPacketSize 64
[ 4130.348976] usb 3-2.4.2: Endpoint 2 MaxPacketSize 64
[ 4130.348978] usb 3-2.4.2: Setting MaxPacketSize 64
[ 4130.351951] usb 3-2.4.2: FTDI USB Serial Device converter now attached to tty USB4
[ 4130.355870] usb 3-2.4.3: USB disconnect, address 16
[ 4132.296633] usb 3-2.4.2: USB disconnect, address 17
[ 4134.145376] usb 3-2.4.3: new full speed USB device using ohci_hcd and address 20
[ 4134.374356] usb 3-2.4.3: New USB device found, idVendor=0403, idProduct=6001
[ 4134.374364] usb 3-2.4.3: New USB device strings: Mfr=0, Product=0, SerialNumb er=3
[ 4134.374368] usb 3-2.4.3: SerialNumber: Reader 41183AB
[ 4134.375595] usb 3-2.4.3: configuration #1 chosen from 1 choice
[ 4134.380507] usb 3-2.4.3: Detected FT232BM
[ 4134.380510] usb 3-2.4.3: Number of endpoints 2
[ 4134.380513] usb 3-2.4.3: Endpoint 1 MaxPacketSize 64
[ 4134.380517] usb 3-2.4.3: Endpoint 2 MaxPacketSize 64
[ 4134.380519] usb 3-2.4.3: Setting MaxPacketSize 64
[ 4134.383510] usb 3-2.4.3: FTDI USB Serial Device converter now attached to tty
iSerial 1 0000:00:03.2
iSerial 3 Reader 41183AB
iSerial 0
iSerial 0
iSerial 3 Reader 4A7E1F0
iSerial 1 0000:00:03.1
iSerial 3 Reader B89549A
iSerial 1 0000:00:03.0
kleine frage am rande: hattest du die reader bei der debian installation bereits anschlossen? wenn ja ist das ein fehler gewesen..
Die Leistung ist besser, zumal wenn es mehr werden an clienten. Stromverbrauch liegt bei ca 15 Watt (nur der Igel)
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