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Questions tagged [usb]

Universal Serial Bus, an industry standard for serial communication.

The Universal Serial Bus is an industry standard for serial communication, defining:

  • connectors
  • protocols
  • cables

Originally developed to have a standard for connecting devices to computers.

More info on usb.org and wikipedia.

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Change USB device owner

I have a USB printer that when I connect to the computer it's owned by the user root and the group lp, and it's file permission is rw-rw----, so I have to print via apache/php script. To solve this problem I change the file group or the files…
Hola Soy Edu Feliz Navidad
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ProLiant ML110 G7 Access Bios with USB Control Disable

I have a server ProLiant ML110 G7, and need to access the bios on it. The problem is the USB ports are disabled. How can I access it?
Leonardo Rivera
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USB-drive goes to "sleep"

We have a temporary training envirnoment consisting of two identical (bar the names) 2003 domains. Second server in each domain is the handling the backup with Symantec BackupExec 2010. We are using disk-to-folder backup to an external 1TB USB-drive…
Sandokan
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How can I monitor if an external USB drive gets disconneted from a server?

I have a few servers that rely on external USB drives for some of their backup scripts. However, there have been times when the USB drive might get disconnected accidentally (upon reboot or power outage or just anomalies). This causes the backup…
TheCleaner
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assign a USB to KVM virtual machine centos 5.8

can any one advice how to assign a USB to a guest based on KVM and host is centos 5.8 64-bit ? when i tried with gui using virt-manager -> add physical device-> usb i got all usb like null despite when i tried lsusb i got the usb detected by host…
Moaz Refat
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Snapshot copy a VM to USB attached to ESXi 5.1 host

I was trying to script a snapshot backup of running VMs to a USB drive attached to the host. We are using the free hypervisor version of ESXi and do not want to purchase 3rd party products to do this. As it appears that ESXi Shell doesn't have VM…
SysAdman
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How to mount USB on ESXi 4.1?

This is what I tried but it doesn't work : Connect with SSH # /etc/init.d/usbarbitrator stop # fdisk -l |grep Disk Disk /dev/disks/mpx.vmhba40:C0:T0:L0: 4022 MB, 4022337024 bytes # ls…
db_ch
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KVM USB Passthrough and Zydas usb wireless adapter: device or resource busy

i'm tring to setup a kernel testing virtualmachine for a 80211 module. i start my machine with this command: kvm -m 512 -net nic -net vde -usb -usbdevice host:0ace:1215 ktesting.img i set up a kvm image with debian connected to a vde_switch at the…
kurojishi
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usb_modeswitch not switching

After I upgraded from kernel 2.6.18 to 3.5.3 modeswitch started not to work for me. Although lsusb shows my usb modem, usb_modeswitch does not switch it. My system information is like below. I ran lsusb, dmesg, usb-devices and usb_modeswitch their…
denizeren
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WinXP How to Tunnel LPT over USB

I have a windows program that accesses a device connected to a LPT (1-3) 25 pin port. The communication is bidirectional, and I suspected the control lines are also accessed directly. I would like to migrate the device to a machine that does not…
Michael Pruitt
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Dell PowerEdge SC1425 - Boot Error from USB

I'm new to hosting, and I got my first server a couple of days ago, and am having troubles. I'm trying to boot Ubuntu Server 12.04 from a USB Device I have, and when I attempt to boot, I get "Boot Error" Following a guide I saw (…
Adam M
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USB Redirection to thin clients

I'm experiencing a problem with a client situation. We switched a user of theirs to a thin client (specifically, with a WYSE C10LE). The thin client connects to a Windows Server 2008 R2 virtual terminal server, running Service Pack 1. The user needs…
Daniel
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How to limit usb 2.0 port to work as usb 1.1 in ubuntu?

Ive got problem with kvm usb forwarding and printing (windows xp guest goes BSOD when i try to print something). Ive been adviced to change usb to 1.1 version. That only kvm works with 1.1 not 2.0 version of usb. How can i do this for certain port…
MealstroM
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Performance of external USB disk with ESXi5

I have a new HP DL120 G7 server with ESXi5. One VM is a Win2003 instalation and I have an external USB2.0 drive attached by USB Controller and USB Device. I copy a 4GB file from external USB to server disk. In the VM that takes up to 10…
PeterMmm
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Software solution for duplicating files to multiple USB flash drives simultaneously

We are distributing data to hundreds of customers using USB flash drives. There are expensive hardware solutions to duplicate USB flash drives. Is there any cheap software alternative using a regular PC connecting many USB drives using USB…
Jared Kells
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