Universal Serial Bus (USB) establishes a connection between devices and a host computer.

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3
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1answer
202 views

Turn system on by USB keyboard?

To hibernate my Debian Wheezy system, I run the following command: sudo sh -c 'echo disk > /sys/power/state' To wake up the system, I can press any key on my USB keyboard. My understanding of ...
3
votes
0answers
578 views

DisplayLink & AMD Catalyst 13.8 BETA 2

I am running Ubuntu 13.04 with a 3.10 kernel, using AMD Catalyst 13.8 BETA 2 display drivers and cinnamon. I have found many posts stating that DisplayLink is automatically supported by the 3.10 ...
3
votes
0answers
595 views

How do I reset a USB device using a script?

I have a USB GSM modem that does not always work property (Huawei E367u-2) Sometimes it gets reset (USB device disconnect/reconnect in logs) and when it comes back up, it has different ttyUSB numbers. ...
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0answers
1k views

Getting my Smart Card reader to work on Linux

I got a Smart Card reader, that I ripped from a Laptop the other day. It is an internal Smart Card reader, though it uses USB, so making a cable for it, was no problem. It seems it's recognized by ...
3
votes
1answer
289 views

How can I prevent drivers from binding USB devices on a certain bus?

I have a setup with two Logitech Unifying receivers, each receiver has a keyboard bound to it. One of the receiver is to be used by the physical machine to which the devices are connected, the other ...
3
votes
1answer
240 views

Removing device from USB hub triggers udev event for removing hub

I have a udev rule to halt the system when a usb hub is removed: SUBSYSTEM=="usb", ACTION=="remove", ENV{ID_VENDOR_ID}="050d", ENV{ID_MODEL_ID}="0237", RUN+="/sbin/halt" Unfortunately, this also ...
3
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0answers
243 views

PS/2 to USB port for keyboard gives “unable to enumerate USB device on port 5”

I got my hands on a Logitech Ultra X (Y-SX49) keyboard, with US key marks. The US key placement is much better than my Swedish native, at least for programmers, because there are much fewer shortcuts ...
3
votes
1answer
370 views

Mounting USB camera on Ubuntu

I am quite new at Linux and I have to install this SwissRanger camera on Ubuntu. I am trying to follow their USB mounting instructions and I got stuck. From the instructions: Modify the usbdevfs ...
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0answers
1k views

Make laptop to wake up by keyboard and mouse

The only way I can wake up my laptop (HP Elitebook 8460p) from suspend is by pressing the power button. Neither the built-in keyboard/mouse nor the external ones (connected via USB) wake the laptop ...
3
votes
2answers
5k views

What is the easiest way to boot Linux from a USB drive on Intel Mac?

I would like to boot an Intel Mac from Linux on an external USB drive. Right now, I have install rEFIt and use grub on the internal hard disc to boot the external drive. That seems pretty complicated. ...
3
votes
1answer
190 views

How do I access a flash drive that has been ejected without physically plugging it out and back in? [duplicate]

When I plug in my flash drive, it gets auto-mounted. If I right click on the drive and select 'eject', then it's unmounted. Now, I want to remount the drive in Terminal. How do I do this? I've ...
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votes
2answers
106 views

Is it possible to mount one H.D.D. via USB Hub on two PCs?

Having a HDD Drive on a USB hub with two partitions. Can I mount first partition to Computer A and second partition to Computer B without trouble? Or even better, would it be possible to mount one ...
2
votes
2answers
93 views

How should I format a USB prior to writing an ISO to it?

I found these Debian EeePC HowToInstallUsingStandardInstaller instructions at the Debian Wiki, stating that I can install an ISO to a USB using this: dd if=debian-*-netinst.iso of=/dev/sdX Do I ...
2
votes
2answers
352 views

Detect bad USB cable

Is it possible to detect with confidence via command line that the USB cable is damaged? I tried to connect my printer and it's not printing with this cable, I guess that the culprit is the USB cable. ...
2
votes
2answers
119 views

How to automatically mount an USB device on plugin-time on an already running system?

I know how to use /etc/fstab to automatically mount devices on boot or when doing sudo mount -a, which works perfectly fine. For example, here is my current line for my device UUID=B864-497A ...
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votes
2answers
212 views

Unable to remove the files from an usb drive (neither by dd /dev/zero nor by rm -r)

I have a flash usb drive and up till now it has worked well. Recently I recorded iso to it using dd. Now I want to delete it. $ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT ....... sdb ...
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votes
2answers
298 views

Swap alt and windows key except when using an external keyboard

On my laptop the Alt and Windows keys are in the opposite positions that I'd prefer them in. Swapping them is fairly easy. However, my external (USB) keyboard has the Alt and Windows keys in the order ...
2
votes
1answer
120 views

Where in the linux kernel sources can I find a list of the different keyboard scancodes?

I was looking for a list of keyboard scancodes in the linux kernel sources, but I did not find anything. Does someone know where to find these? Especially the USB scancodes would be interesting.
2
votes
1answer
209 views

Why do Linux and OSX require no driver to connect to an Android device?

I asked the dual question at superuser and didn't really get an answer - thought I might have better luck here. I've started down the path of tinkering with my Android phones. What's curious to me is ...
2
votes
1answer
58 views

PPP over USB from RJ11

I have an adapter which on 1 side offers an RJ11 male plug, and on the other side and USB Type A female port, I also have another adapter which is similar but it offers and USB Type A male plug. I ...
2
votes
2answers
70 views

Kodak still camera udev problem

My still camera is not includev in udev list. lsusb stands: Bus 007 Device 016: ID 040a:058b Kodak Co. Digital Camera So I add to /usr/lib/udev/rules.d/40-libgphoto2.rules ...
2
votes
1answer
235 views

What is the udev rule to allow specific thumb drive vendors?

How can I write a udev rule that whitelists specific vendors and doesn't allow other USB drives? Do I put it in /etc/udev/rules.d, or /lib/udev/rules.d? What command do I run to test if the rule is ...
2
votes
1answer
2k views

Mounting USB drive on 3G dongle

I've got an Huawei HiLink E303 USB G3-internet dongle that I'd like to use to connect to the internet. I'm using Arch Linux. According to this page, the Linux drivers are actually on the device and ...
2
votes
1answer
1k views

Does my Ubuntu have module for USB 2.0?

I copy some files between my external HDD and Lenovo T400 laptop. The external HDD is 7 years old and has "USB 2.0" on its enclosure, and the laptop is 3 years old. The copying speed is mostly ...
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votes
2answers
2k views

How to enable force feedback in kernel 2.6.34 - 64 bit?

The wheel is Logitech driving force DFGT. The platform: linux-dopx:/home/anisha/ # cat /etc/issue && uname -a Welcome to openSUSE 11.3 "Teal" - Kernel \r (\l). Linux linux-dopx ...
2
votes
1answer
191 views

Some keys on keyboard map to numbers instead

I'm running Leenux 5.1 from a USB stick using unetbootin. It works ok, except my keyboard is messed up -- pressing k results in a 2 instead (the 2 key also types a 2). How could this happen?
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votes
2answers
161 views

Writing usb on FreeBSD to access on windows

How can I write "stuff" into USB drive on FreeBSD such that, the "stuff" is accessible in Windows [yes my wife still uses that :( ] and Ubuntu?
2
votes
1answer
1k views

How do I prevent gnome to mount my usb device when I'm using KDE?

in KDE, when I plug a USB storage device, I see a nautilus window automatically open, and I'm obliged to use nautilus if I want to umount it properly Dolphin gives the following error: ...
2
votes
1answer
22 views

Device URI for Printer

I have the system printer GUI installed on Centos 6.6. I added the printer (HP LaserJet Pro P1102). The model exists. The problem is that the GUI is asking for the Device URI which I'm not sure where ...
2
votes
1answer
1k views

How to troubleshoot No Sound on CentOS 6.4 w/ USB headset?

Have a new Dell machine with a fresh install of CentOS 6.4. I have a headset hooked up via USB, but no sound. I'm not sure CentOS is recognizing my sound card -- or maybe it's not recognizing the ...
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votes
2answers
44 views

Would my downloaded Ubuntu, require an Internet Conncetion?

So I download a setup of Ubuntu 12.04 LTS of about 600 MB (don't remember the actual size) and burned it on a USB using unetbootin. So, Is that Ubuntu, the Offline Installer? As I cant run online ...
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votes
3answers
6k views

Run CentOS 6 from a USB flash drive

I have a 16 GB USB flash drive that I would like to install CentOS 6 on so that I can boot into it on other computers. The reason for this is because I am going to be upgrading to VPS hosting and I ...
2
votes
1answer
2k views

Using screen to connect to Cisco console

I am trying to configure a Cisco (small business 300) via serial port. I read here: http://www.commandlinefu.com/commands/view/6130/use-screen-as-a-terminal-emulator-to-connect-to-serial-consoles ...
2
votes
1answer
2k views

how to disable USB devices based on vendor id in Linux environment?

I want to disable usb devices based on vendor id in Linux environment. I want to allow only specific USB devices, based on vendor id.
2
votes
2answers
820 views

USB Driver Compilation Error

I'm currently trying to compile a Linux USB UART driver, which is provided here: http://www.exar.com/connectivity/uart-and-bridging-solutions/usb-uarts/xr21v1410 The driver consists of 2 header files ...
2
votes
1answer
440 views

Installing Debian on USB

From my Ubuntu, I want to create a bootable Debian USB. I tried to install Debian with debootstrap. A brief list of commands is mount /dev/sdb1 /mnt debootstrap sid /mnt http://ftp.debian.org/debian ...
2
votes
1answer
1k views

Converting a bootable USB into an ISO image

I know how to make a bootable USB, but how does one make an ISO image out of a bootable USB?
2
votes
1answer
242 views

Is there any “non live” distribution of Linux that can be run from a USB drive, AND allow access to files from Windows?

I tried installing a "pen drive" version of Ubuntu from PenDriveLinux.com, but since it was a modified version of Live Ubuntu (i.e. that usually runs from a CD), it had some kind of custom ...
2
votes
2answers
374 views

Fast distro which only allows a USB boot?

Older PCs BIOS don't have the ability to boot from USB and there is no upgrade from the motherboard manufacturer that makes that possible. Usually I load UNetbootin to make the USB bootable. Since ...
2
votes
2answers
180 views

Distribution recommendation for USB flash disks

I'm a linux system administrator and dealing with big iron distributions like debian and redhat for a long time. I need a recommendation for a small distribution which I can install to USB flash disk. ...
2
votes
1answer
113 views

Adding files to a cell phone connected via USB

My goal is to add files (in particular, a ringtone) to my LG GS170 cell phone. I'm running Ubuntu linux (and crunchbang on another machine, but the same problem persists there). When I plug the phone ...
2
votes
2answers
776 views

Install mandriva in USB HDD

I want to install Mandriva 2010.2 in my external USB HDD using the image file. The laptop's cd/dvd drive doesn't work, so I don't have the option of making a Live CD and starting the installation from ...
2
votes
1answer
111 views

USB to Virtual Machine XenServer 6.2

I've been fighting with this for a while and still nothing. So here is the deal, I have a XenServer 6.2 machine with many VM. I'm trying to attach the USB Port to the Virtual Machine, to use it with ...
2
votes
1answer
704 views

usb kernel module does not load on demand but works fine with insmod and modprobe from the shell

I have a USB Linux Kernel module that compiles and builds. Running insmod loads my module and dmseg and tail -f /var/log/debug shows me it works as expected. Running depmod -a then modprobe from the ...
2
votes
1answer
1k views

Linux Mint 16: Android Device not listed with lsusb

I've installed Linux Mint 16 on my new PC and found out that my plugged in Huawei U8850 Android 2.3.5 device is not listed with the lsusb command: phone plugged in: $ lsusb Bus 002 Device 002: ID ...
2
votes
1answer
1k views

USB 3.0 Device not enumerated on USB 3.0 Port in Debian 6.0 OS

I have installed Debian 6.0 OS (Linux kernel 2.6.32 )to test my USB Application as well as Driver. My USB device is working fine on USB 2.0 Port without any issue. But when i tried to connect the ...
2
votes
1answer
354 views

Cannot stop autofs on FC19

I'd like to temporarily disable autofs on my fedora 19 x86 install. I would like to insert USB drives without them auto-mounting. Typing: service autofs stop Returns: Redirecting to ...
2
votes
1answer
303 views

How to disable USB autosuspend in Manjaro Linux?

How can I disable USB autosuspend in Manjaro Linux?
2
votes
1answer
802 views

USB keyboard only works intermittently in GRUB 2 on reboots - how to make it work consistently?

Something weird is going on with my keyboard. The keyboard is a USB-connected Unicomp, which works absolutely flawlessly once the computer is up and running. However, GRUB 2 (specifically, ...
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votes
2answers
2k views

Endless data loop from dev/ttyUSB while sending AT commands

I have problem sending AT commands to my USB modem. At first I tried php-serial class, but when i was reading data, I got endless loop with strange data. Then I tried to debug problem and opened putty ...