root@Igel ~ > dmesg|grep usb
[ 2.105381] usbcore: registered new interface driver usbfs
[ 2.105465] usbcore: registered new interface driver hub
[ 2.113333] usbcore: registered new device driver usb
[ 2.147517] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 2.147529] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber= 1
[ 2.147540] usb usb1: Product: EHCI Host Controller
[ 2.147549] usb usb1: Manufacturer: Linux 3.2.0-4-686-pae ehci_hcd
[ 2.147558] usb usb1: SerialNumber: 0000:00:10.4
[ 2.150982] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
[ 2.150993] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber= 1
[ 2.151004] usb usb2: Product: UHCI Host Controller
[ 2.151013] usb usb2: Manufacturer: Linux 3.2.0-4-686-pae uhci_hcd
[ 2.151022] usb usb2: SerialNumber: 0000:00:10.0
[ 2.151925] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
[ 2.151936] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber= 1
[ 2.151946] usb usb3: Product: UHCI Host Controller
[ 2.151955] usb usb3: Manufacturer: Linux 3.2.0-4-686-pae uhci_hcd
[ 2.151964] usb usb3: SerialNumber: 0000:00:10.1
[ 2.154092] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001
[ 2.154103] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber= 1
[ 2.154114] usb usb4: Product: UHCI Host Controller
[ 2.154123] usb usb4: Manufacturer: Linux 3.2.0-4-686-pae uhci_hcd
[ 2.154132] usb usb4: SerialNumber: 0000:00:10.2
[ 2.155857] usb usb5: New USB device found, idVendor=1d6b, idProduct=0001
[ 2.155868] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber= 1
[ 2.155879] usb usb5: Product: UHCI Host Controller
[ 2.155888] usb usb5: Manufacturer: Linux 3.2.0-4-686-pae uhci_hcd
[ 2.155897] usb usb5: SerialNumber: 0000:00:10.3
[ 2.460073] usb 1-2: new high-speed USB device number 2 using ehci_hcd
[ 2.593250] usb 1-2: New USB device found, idVendor=0403, idProduct=6011
[ 2.593265] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 2.593276] usb 1-2: Product: Quad RS232-HS
[ 2.593284] usb 1-2: Manufacturer: FTDI
[ 4.495206] usbcore: registered new interface driver usbserial
[ 4.495386] usbcore: registered new interface driver usbserial_generic
[ 4.495394] usbserial: USB Serial Driver core
[ 4.587965] usb 1-2: Detected FT4232H
[ 4.587974] usb 1-2: Number of endpoints 2
[ 4.587983] usb 1-2: Endpoint 1 MaxPacketSize 512
[ 4.587993] usb 1-2: Endpoint 2 MaxPacketSize 512
[ 4.588002] usb 1-2: Setting MaxPacketSize 512
[ 4.596184] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB0
[ 4.596338] usb 1-2: Detected FT4232H
[ 4.596347] usb 1-2: Number of endpoints 2
[ 4.596356] usb 1-2: Endpoint 1 MaxPacketSize 512
[ 4.596365] usb 1-2: Endpoint 2 MaxPacketSize 512
[ 4.596374] usb 1-2: Setting MaxPacketSize 512
[ 4.598258] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB1
[ 4.598538] usb 1-2: Detected FT4232H
[ 4.598547] usb 1-2: Number of endpoints 2
[ 4.598555] usb 1-2: Endpoint 1 MaxPacketSize 512
[ 4.598565] usb 1-2: Endpoint 2 MaxPacketSize 512
[ 4.598574] usb 1-2: Setting MaxPacketSize 512
[ 4.601166] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB2
[ 4.601328] usb 1-2: Detected FT4232H
[ 4.601336] usb 1-2: Number of endpoints 2
[ 4.601345] usb 1-2: Endpoint 1 MaxPacketSize 512
[ 4.601354] usb 1-2: Endpoint 2 MaxPacketSize 512
[ 4.601363] usb 1-2: Setting MaxPacketSize 512
[ 4.607227] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB3
[ 4.607307] usbcore: registered new interface driver ftdi_sio
[ 23.264065] usb 1-1: new high-speed USB device number 3 using ehci_hcd
[ 23.396772] usb 1-1: New USB device found, idVendor=0403, idProduct=6011
[ 23.396787] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 23.396798] usb 1-1: Product: Quad RS232-HS
[ 23.396807] usb 1-1: Manufacturer: FTDI
[ 23.402452] usb 1-1: Detected FT4232H
[ 23.402464] usb 1-1: Number of endpoints 2
[ 23.402474] usb 1-1: Endpoint 1 MaxPacketSize 512
[ 23.402484] usb 1-1: Endpoint 2 MaxPacketSize 512
[ 23.402492] usb 1-1: Setting MaxPacketSize 512
[ 23.403283] usb 1-1: FTDI USB Serial Device converter now attached to ttyUSB4
[ 23.406703] usb 1-1: Detected FT4232H
[ 23.406714] usb 1-1: Number of endpoints 2
[ 23.406724] usb 1-1: Endpoint 1 MaxPacketSize 512
[ 23.406733] usb 1-1: Endpoint 2 MaxPacketSize 512
[ 23.406742] usb 1-1: Setting MaxPacketSize 512
[ 23.407475] usb 1-1: FTDI USB Serial Device converter now attached to ttyUSB5
[ 23.409822] usb 1-1: Detected FT4232H
[ 23.409831] usb 1-1: Number of endpoints 2
[ 23.409840] usb 1-1: Endpoint 1 MaxPacketSize 512
[ 23.409849] usb 1-1: Endpoint 2 MaxPacketSize 512
[ 23.409858] usb 1-1: Setting MaxPacketSize 512
[ 23.410895] usb 1-1: FTDI USB Serial Device converter now attached to ttyUSB6
[ 23.413204] usb 1-1: Detected FT4232H
[ 23.413213] usb 1-1: Number of endpoints 2
[ 23.413222] usb 1-1: Endpoint 1 MaxPacketSize 512
[ 23.413231] usb 1-1: Endpoint 2 MaxPacketSize 512
[ 23.413240] usb 1-1: Setting MaxPacketSize 512
[ 23.417247] usb 1-1: FTDI USB Serial Device converter now attached to ttyUSB7