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

learn more… | top users | synonyms

1
vote
0answers
15 views

USB behavior changes when laptop is plugged

I have a USB camera (from IDS) and I wanted to plug it to my new laptop. I installed the software and everything was fine until all frames dropped. After an long investigation I finally understood ...
2
votes
2answers
50 views

“USB HDD” option replaced by “ubuntu” in BIOS, now cannot use USB boot media

So, being foolish old me, I tried to use os-uninstaller to remove my Windows installation and make way for Arch Linux. Unfortunately, now nothing on this computer boots, and I cannot even boot from a ...
0
votes
1answer
66 views

Detect Viruses in USB?

My USB pen brings often Windows Viruses in it. Before attaching it to windows again I would prefer to delete viruses. I have Kali Linux. Is there any way to detect Windows viruses/threats through ...
0
votes
0answers
95 views

Unable to access SD card on Debian Stretch

I can't access my SD card, not via the internal SD card reader of my laptop, nor via an external SD card reader. I tried to use dmesg to find the cause of the issue, but when I attach the SD card to ...
1
vote
0answers
106 views

Install wireless usb on CentOS 7 (VMWare)

I am very new to Linux. I have installed CentOS 7 on a virtual machine using a windows host. I am wanting to install my USB wifi dongle so it can be used on the CentOS 7 guest. (My windows does not ...
0
votes
0answers
69 views

Kali on Intel Processor

I'm attempting to install Kali on my Razer Blade laptop, which runs an Intel i7-4702HQ processor, from a bootable USB drive. I have one partition running Windows 8.1 and am trying to get Kali on a ...
1
vote
0answers
25 views

Connect Automatically to network with authentication Without Encryption on BeagleBone Black

I'm a new user to Linux, I develop a project in which using BeagleBone Black board with Debian, in which I need connect the board automatically to open networks detected via WIFI (authentication ...
0
votes
1answer
68 views

How can I query a USB device and know it is alive?

I'm using Raspbian on a Raspberry pi 2. I have an RFID reader connected to it via USB. My problem: The RFID USB device becomes unavailable at intermittent times and power cycling the device does not ...
1
vote
1answer
56 views

Can the OS affect USB speeds?

Via a usb 2.0 port I am currently getting transfer speeds averaging at 17mb/s with bursts up to 26 mb/s, the ram and processor are barely being touched and this transfer speed affects all devices, ...
1
vote
1answer
41 views

use bootable disk to redirect to flash drive

So, here's a crazy request. For reasons unknown, I'm working with a BIOS which doesn't have to option to boot from USB devices, but I really want to boot off my flash drive. The BIOS does allow me ...
1
vote
0answers
54 views

Map non-standard hid reports to scancodes for Logitech G105 Gaming Keyboard

So, I've recently purchased the named keyboard and have been doing some reverse engineering as to how the Logitech Gaming Software does things with it. In this process I've discovered that a few magic ...
1
vote
0answers
58 views

There is no /proc/bus/usb directory

I'm running a centos VM on ESXi. Does the /proc/bus/usb directory not show up until a USB device is connected? I just added a USB controller to the VM (it previously had non) and ran lsusb: $ ...
1
vote
1answer
262 views

how to get bus id of an usb device

I would like to bind/unbind my usb device - a wireless adapter. echo -n "1-1:1.0" > /sys/bus/usb/drivers/ub/unbind So to able to do that, I need the bus ID. lsusb prints out the following: Bus ...
0
votes
0answers
26 views

Unable to mount 320GB volume (external RocketFish) via auto-usb

Cannot access my external hard drive--many files! (20GB remains). This is the message I get when plugging in the USB: Error mounting /dev/sdb at /media/reb/208CC64B8CC61AE4: Command-line `mount -t ...
0
votes
0answers
91 views

Parallel device redirection fails in FreeRDP

I compiled FreeRDP using the following command : /usr/bin/cmake -DCMAKE_INSTALL_PREFIX=/usr -DWITH_CHANNELS=ON -DWITH_SERVER=OFF \ -DWITH_CLIENT=ON -DWITH_PULSE=ON -DWITH_ALSA=ON -DWITH_XINERAMA=OFF ...
1
vote
1answer
29 views

Kernel not recognizing new devices from DKMS module?

I've done some work backporting the kernel modules for hid-apple and bcm5974 (with lots of help from SicVolo) and writing DKMS scripts for them so I can maintain compatibility across kernel upgrades: ...
2
votes
0answers
56 views

How can I make udev accept mass storage and reject everything else?

I'm trying to write a udev rule to allow USB mass storage devices but reject anything else (keyboard, mouse, etc). I found this online: ACTION!="add", GOTO="deauthorize_end" SUBSYSTEM!="usb", ...
1
vote
1answer
108 views

Find physical location of USB port?

I recently discovered that my computer has an USB3 entry: Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device ...
0
votes
0answers
23 views

SATA hdd to USB not showing up on computer/s

Hitachi deskstar hdd 250gb. Was once used as internal hdd to store my data. Formatted to either ext2 (or 3) as I used it on computer with puppy Linux. The circuit board blew a couple of months ago. I ...
0
votes
1answer
53 views

Installed kali and ubuntu with usb on d drive, cant reach c drive where windows is op [closed]

I am totally newb to linux. I first installed kali linux, -c drive was full so installed kali on d, by using unetbooting- then i got black screen with white cursor then i installed ubuntu with lili, ...
4
votes
0answers
506 views

Connection problem with usb3 external storage on linux (UAS driver problem)

On Ubuntu 15.10, when i want to format into NTFS file format an external 4TO disk connected by USB3 (on a Starteck USB/ESata HDD dock), i have a lot of I/O Error, and format fail... I try GParted v ...
0
votes
1answer
56 views

how to know port to device mapping of a hub in linux

I have a system where multiple USB ethernet devices (of same vendor) are connected to a USB hub. I have a physical mapping of which port has which ethernet interface. Is there a way I can identify the ...
5
votes
1answer
417 views

What's changed with USB drivers in 4.0 and later Linux kernels?

With kernels up to 3.19, all of my USB devices work perfectly. On upgrading to 4.0 or later, some of my USB devices stop working and the kernel produces errors like this: [ 3.369436] usb 9-1: ...
1
vote
0answers
24 views

Can't Wireshark the USB bus: permissions

I am trying to monitor my USB traffic using Wireshark. The docs say "just do sudo modprobe usbmon". Well, that doesn't work: vorac@laptop:~$ sudo modprobe usbmon [sudo] password for vorac: ...
1
vote
0answers
34 views

Booting full Linux Mint off USB on Intel Macbook pro?

I almost never post questions online but this time I couldn't find a solution to my problem. My problem is that I'm trying to boot full Linux Mint from a USB on a Macbook Pro. I was already successful ...
2
votes
2answers
103 views

Is USB 3.0-to-USB 3.0 data transfer between two Linux OSes possible?

This Is USB-to-USB data transfer between two Linux OSes possible? question and the answer is USB 2.0 which is simply outdated. As USB 3.0 is much faster than simple Gigabit Ethernet and I want to ...
1
vote
0answers
53 views

USB Redirection with libvirt/virt-manager stopped working after upgrade f21->f22

I performed an upgrade from fedora 21 to fedora 22 today. I used FedUp and followed the instructions at https://fedoraproject.org/wiki/FedUp Afterwards I installed fedy and activated some tweaks ...
0
votes
0answers
32 views

How to read data from multiple USB devices using serial forwarder?

I have two embedded devices connected to two USB ports. Both will be sending data via a serial forwarder. How do I read data from the individual devices? I need to "MAKE LOGIN" to start the process.
0
votes
0answers
49 views

USB device keeps disconnecting on boot

When booting a linux kernel off a usb device, via a usb hub, a light panel attached to my board (via the hub) disconnects during the kernel boot. Once the system is booted I unplug the panel and ...
0
votes
1answer
59 views

Kali Linux USB Boot

Hey guys I'm trying to boot Kali Linux off of my USB onto my Mac 10.7.5 It boots fine on a Windows PC and works perfectly. I've installed reFINd on my Mac and when I try to boot I get this error: ...
1
vote
1answer
217 views

USB key not mounting at boot to unlock LUKS system

I am running Debian Jessie. I have 2 hard drives with my various partitions spread across both (not RAID). Both of them are separately LUKS encrypted, and LVMs sit upon both of those. My /boot ...
0
votes
0answers
63 views

Wake up a machine connected via USB-OTG

[ If you know of a better place to ask this question, I'm all ears. ] I have a PC connected to a BananaPi via USB (the BananaPi is my router, so its Ethernet port is connected to my DSL modem). ...
0
votes
0answers
35 views

Data copying on a usb - synchronously and asychronously

Can anyone explain to me why file meta data is copied synchronously and the file data is copied asynchronously when copying to a usb? i Don't understand this and having a hard time finding a ...
0
votes
1answer
55 views

USB wifi not working

I've connected AWUS036H usb wifi dongle. On the notebook I already have an internal wifi card using the iwlwifi driver (intel). This uses the rl2800usb and shows as (disabled) when viewing the list of ...
1
vote
1answer
161 views

How do I disable the usb optical mouse from Ubuntu 14.04 terminal?

I would like to disable a specific usb device (mouse) via Ubuntu Terminal. I have Ubuntu 14.04 and I tried this method and this method but both do not work with kernel 3.x. Any suggestion?
1
vote
1answer
104 views

xhci_hcp module constantly detecting devices

Problem I want to start getting into GPGPU work, so I got an ASUS Rampage IV Black Edition gaming motherboard. I thought it would support multiple GPUs well. However, I have had nothing but trouble ...
0
votes
0answers
42 views

Trying to set up Amanda on CentOS 6.7 using USB-over-Network to connect to remote DAT72

I have an HP DAT72 USB tape drive connected to a Win workstation, and am running FabulaTech's USB over Network. I have a CentOS 6.7 VM running the Linux client for UoN. I can connect to the remote ...
1
vote
1answer
38 views

How to set no stop bits in minicom?

How to set no stop bits in minicom? Apparently, there is no such setting: Would it be senseless? I am trying to set this way since apparently (not sure) this is correct way to communicate via USB ...
1
vote
1answer
526 views

The dd command fails with an “Input/output” error while burning a USB stick

This question is somewhat related to the previous question I asked regarding the dd command, The dd command isn't appear to accomplish anything. I'm trying to burn the Ubuntu operating system ...
1
vote
3answers
86 views

The dd command isn't appear to accomplish anything [closed]

I'm currently trying to burn the Ubuntu operating system onto a USB flash drive of mine, so I can boot onto Ubuntu with my Chromebook. In order to do this, I executed the following dd command: sudo ...
1
vote
1answer
55 views

Opticon OPN-3002i no ttyUSB0

I have an Opticon OPN-3002i that I would like to have working on Linux, currently my computer runs Kali Linux. Unfortunately, the device doesn't show up as ttyUSB0, despite me setting it to USB-VCP ...
0
votes
1answer
55 views

Running a Linux distro on a VM on a USB drive

I apologize if this isn't quite the right place to pose this question, but I couldn't find a more appropriate stackexchange site to ask this question. My goal is to have my USB drive loaded with a ...
6
votes
1answer
318 views

Disconnect and reconnect USB port via cli

I have a mouse that will stop working randomly. The solution is easy, unplug and replug. Is there a way I can do this via the command line though? Doing via command line has a few advantages. ...
1
vote
0answers
27 views

How could a typical partition scheme look like on a bootable thumbdrive with uefi and diskencryption?

I am now playing with uefi and read about some kind of basics, which seem to be: Create a partition table of type GPT Create an efi partition, type fat16 in this partition create a structure like ...
0
votes
0answers
186 views

Unable to use new USB hub

I have a new USB hub for raspberry PI 2 because the PI couldn't give enough power to run my usb HDD on its own. When I try to use the HDD with the USB hub I get the following messages: [ ...
1
vote
1answer
176 views

Run a udev rule for a USB flash drive when the computer is started with the device inserted

I want my Ubuntu 15.04 x64 server system to execute a script whenever a certain flash drive is inserted. So I created a custom rule file with the following content ...
1
vote
0answers
71 views

How to set ACL on a USB-device

I'm new to acl's so this is blackmagic to me. But what I have is a camera that I want to talk to. So I got a netbooted debian machine: ulf@term13:~(0)$ lsb_release -a No LSB modules are available. ...
0
votes
0answers
31 views

Installing USB TV UTV383E card in linux

Recently I have bought a USB TV Card UTV383E. How can I install it in Debian Jessie or LUBUNTU. I have both the system installed in same machine, a HP Pro-book 420 ? Any help ?
0
votes
1answer
143 views

No /dev/ttyusb* in Linux

I want to do some serial programming using Python Serial, and all examples I've seen online for USB set the port parameter to "/dev/ttyUSB*" . But on my system, there is no "/dev/ttyUSB*" inspite of ...
1
vote
1answer
88 views

Is there a way to get libusb to behave in real time?

I recently applied the rt patch to my kernel in an attempt to lower the worst-case latency of sending messages over USB. Unfortunately I have seen no improvement in the worst-case over the unpatched ...