Universal Serial Bus, an industry standard for serial communication.

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3
votes
2answers
2k views

rsync from linux host to fat32

i like to backup my linux based NAS (small files like picutres) to an attached USB Disk with FAT32. For this i like to use rsync. I know, that this will not work correct per default. rsync will sync ...
1
vote
1answer
829 views

Automatically Start PPP USB Modem

I have a Verizon USB 3G modem that I want the connection to automatically start with on boot. In my Debian based system in /etc/network/interfaces I have the following: auto ppp0 iface ppp0 inet ppp ...
0
votes
1answer
64 views

USB access from switch

Currently, I have a network setup that kind of duct-taped together. I have A.) The wireless DSL modem with four ethernet ports and a USB 2.0 port B.) The wireless router with four ethernet ports and ...
1
vote
1answer
3k views

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 ...
1
vote
0answers
481 views

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 ...
0
votes
2answers
3k views

Configure the UPS apcupsd demon to run a script?

I have a ups connected to a Linux server with a usb cable, i installed apcupsd demon and i was wondering how to instruct it to run a shell script i created when a special condition occurs? i.e. the ...
14
votes
4answers
1k views

CentOS /dev/bus/usb structure

On my Ubuntu 12.04 when I plug in usb device, under dev directory tree usb device is added like this: /dev/bus/usb/001/001 On my CentOS 5 added like below: /dev/bus/usb/devices/2-1.4/ lsusb ...
1
vote
0answers
1k views

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 ...
2
votes
2answers
735 views

Does disabling a USB port stop power from being provided on pins 1/4?

This is hopefully a simple question. When you disable a USB port at the BIOS level, or if it is disabled by group policy/at the OS level, does it still provide the +5VDC power on pin 1? I ask because ...
1
vote
1answer
4k views

Configuring Backup Exec 2012 using USB hard drives as media

I have found some information on this but have not found the exact answers to these questions. Background I have installed backup exec 2012 (with agents for databases) I have configured a storage ...
1
vote
1answer
311 views

WinXP How to Tunnel LPT over USB [closed]

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 ...
0
votes
1answer
148 views

udev only reports events for a USB device configuration, not for the USB device itself

I'm trying to execute a certain Python script on USB devices insertion. I need to handle all kinds of USB devices. I'm using a rule like this: SUBSYSTEMS=="usb", ENV{DEVTYPE}=="usb_device", ...
1
vote
1answer
880 views

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 ...
0
votes
1answer
6k views

Create a bootable USB ISO stick without formatting the stick [closed]

I know that there is a lot of software and even in Windows or Linux you can just use commands to do it, but all these alternatives needs to FORMAT the usb stick. What I'm looking for is some ...
0
votes
1answer
194 views

How to make a bootable USB out of my VPS?

I copied a backup of my entire VPS (Debian on OpenVZ) on a USB drive, and want to boot from this USB to test something on my server (in fact its duplicate). However, there is no nothing in the boot ...
1
vote
0answers
7k views

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 ...
1
vote
3answers
5k views

Install Intel USB 3.0 eXtensible Host Controller Driver for Windows Server 2008 R2 x64

According to Intel and Dell, by board is technically a 'desktop' board and they therefore do not support Intel USB 3.0 eXtensible Host Controller drivers for Windows Server 2008 (R2 x64). I'm trying ...
5
votes
1answer
3k views

Does a RAID 1 really protect from HDD failure?

If using a RAID 1 and if there are any inconsistencies between both disks found, data is copied from the primary disk (most likely the one with the lower port number) to the secondary disk. 1) But ...
0
votes
1answer
157 views

strange usb file system corruption

We have a few X7DBT Supermicro motherboards that is using a Kingston DataTraveler 102 USB Flash Drive as a boot drive. The customer had 10 systems and they say that the site had a power failure. Once ...
5
votes
2answers
28k views

How to get USB Devices to AutoMount in Ubuntu 12.04 Server

In Ubuntu 12.04 Desktop, USB devices can be plugged in, and they just work for the most part. In Ubuntu 12.04 Server, when I plug in a USB device it does nothing. How can I setup server do act like ...
1
vote
1answer
2k views

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 ...
2
votes
1answer
225 views

Adding removable disk to PATH when inserted on Windows

As part of a network engineering team, one of the common problems we have is lack of access to CLI tools when we are diagnosing various windows machines PortQry.exe (not default install on Win2003) ...
3
votes
1answer
337 views

USB device goes to “Unknown device” randomly

We have a kiosk that uses a bio scanner from m2sys (usb device). It scans your palm to recognize you. Every so often, maybe 1-3 times a day, the bio scanner will become an unknown device. We are ...
1
vote
0answers
139 views

How to pass two USB-devices to XEN domU guest?

how do i pass more then one USB device to Xen domU guest? Either usbdevice = 'host:1d6b:0002' OR usbdevice = 'host:04f3:0232' works fine, but with only one device at the time. Obvious thing: ...
-2
votes
3answers
376 views

USB 3 External Drives + Hub for Server Backups?

Background My company is a small to mid-sized business and averages 200-350 GBs of backups per night, coming from 12 servers. Our backups are running on Backup Exec 12.5. We want to be really cheap ...
3
votes
2answers
2k views

Getting USB boot to work in SmartOS on HP ProLiant N40L

I recently downloaded SmartOS and tried running it on my HP ProLiant N40L, but it always fails on boot. After dd'ing the image to the USB stick, I plug it into the internal USB header and turn the ...
1
vote
1answer
795 views

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 ...
8
votes
2answers
1k views

Is it a good idea to back up SQL database to an External USB Hard Drive?

I will be installing a Database System on an Offshore Oil Platform (rack Servers). They have very limited hardware and space therefore sending up a backup infrastructure is not possible. Sending ...
1
vote
1answer
1k views

Software solution for duplicating files to multiple USB flash drives simultaneously [closed]

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 ...
1
vote
1answer
192 views

Performance issues with self-built NAS

I set up a little NAS system for my personal use. It's an Ubuntu system running on a fan-less Atom-powered mini ATX mainboard which I extended with a usb3 pci card to get best possible performance for ...
1
vote
1answer
747 views

linux usb port monitoring

I want a bash script to monitor USB ports of a linux server to detect when an external hard drive is plugged in and removed. When a USB external drive is plugged in or removed, a text file is ...
0
votes
1answer
229 views

Monitor USB port without physically plugin hard drive

I have to design a program to monitor USB ports of a linux server to detect when an external hard drive is plugged in and removed. Now I have one confusion in my mind about it. I have my own VPS. so ...
0
votes
4answers
388 views

How do I permanently delete a USB storage drive? [duplicate]

Possible Duplicate: Zeroing SSD drives I have an external flash drive that I want to get rid off. I've deleted & formatted it from within Windows but I want to make sure no one can get ...
12
votes
4answers
645 views

Hooking up many different external HDs simultaneously

I need a large amount of external storage for an upcoming project. I'm planning on purchasing 10 2TB external drives. I need them all hooked up to a single machine at the same time. What issues ...
2
votes
1answer
2k views

Use Nagios to monitor toner levels of local USB printers

I have a bunch of computers with local USB attached printers. I'd like to be able to monitor things like paper jams and toner levels with Nagios but all I've been able to find involves using SNMP. ...
1
vote
1answer
1k views

Does any USB controller card exist that fully offloads I/O from the host CPU?

In the hard drive controller card market - the higher-end (LSI, 3Ware) cards have their own on-board CPU and RAM, and take care of interacting with the hard drive, only notifying the system's CPU ...
1
vote
1answer
9k views

rsync encounters chgrp errors despite --no-g

I am using rsync to sync a directory to a USB-mounted device. That device automounts with myuser:root ownership. When I rsync my directory (that has myuser:myuser ownership) with -a, I get many of the ...
2
votes
1answer
507 views

Transfer Files From Multiple External USB Drives to Linux Server San Storage

We want to transfer files from multiple external USB drives to a Linux server connected to SAN storage. The USB Drives are formated with NTFS and contain media i.e. Images/Videos and will each range ...
0
votes
1answer
71 views

Moving usb mounts ubuntu 10.10

I use a usb 1Tb hard driver for backups. I have three of them and I have one one site (two weeks old) for the next backup, one off site (one week old), and one in the system (current back drive). I ...
1
vote
2answers
2k views

USB SCSI enclosure?

We've got a stack of SCSI HDDs from a very old server that recently bit the dust. There's some chance that there is salvageable and valuable data on the drives. Are there USB enclosures akin to the ...
0
votes
1answer
978 views

How to permanently attach USB devices to a KVM vserver?

I run a Server using KVM and virt-manager (over SSH). Currently I have the following devices which I want/need in a KVm virtual machine: +----USB-HUB +- USB Smartcard Reader #1 +- USB ...
1
vote
2answers
660 views

How to share USB drive via NFS on FreeBSD

I'm trying to share USB hard drive with msdosfs connected like this: mount_msdosfs -o large /dev/da1s1 /mnt/usb I can see mounted drive: /dev/da1s1 on /mnt/usb (msdosfs, local) but when I'm ...
0
votes
1answer
705 views

USB stick unmounts itself, becomes unavailable ?!

On Centos 6, I am trying to copy some files from a Fat32 stick. I do a "fdisk -l" then take that name and mount it with this command: mount /dev/sdb1 /mnt/usb I see the files there (I didnt count ...
0
votes
1answer
782 views

Dell Poweredge 1550 boot from USB or CDRom

I am trying to get a dell power edge 1550 to boot off cd or USB so I can install CentOs. I created a CD with a CentOs ISO on it but the system won't recognize it. Even when I set the settings to only ...
1
vote
3answers
140 views

USB Legacy support burning PSU, is it possible? [closed]

So one day, the PSU in the machine I was working with decided to blow up. Yes, I heard a pop, and a strong burnt smell. So what happened? What caused it? How can I prevent it? The situation: The ...
0
votes
1answer
2k views

How can I add usbip modules on Redhat 6 kernel?

I have RHEL 6 with # uname -r 2.6.32-131.0.15.el6.x86_64 I'm trying to build usbip modules on staging driver. Everything is OK. I have all needed *.ko files. But I cannot add those modules on ...
2
votes
2answers
2k views

Alternative to PXE booting on a mid-2011 Mac Mini, possibly via USB?

Are there any decent ways to accomplish PXE booting on a mid-2011 Mac Mini (Core i5)? I need to be able to boot into CloneZilla over the network (as I want to image the Mac Mini's hard drive, and ...
10
votes
3answers
1k views

Cross platform support for network attached USB hubs?

I am looking at network-attached USB hubs in order to run licensed software in a virtualized environment when hardware dongles are required. Are there any solutions that will work with both Linux and ...
3
votes
1answer
5k views

USB Webcam to IP Webcam on UBUNTU Server 11.04

I am wanting to install some security and surveillence in the room my ubuntu server occupies. I have already sorted out the security but was thinking about installing a camera of some sort. I don't ...
1
vote
1answer
229 views

Converter for input (composite USB) and output (2x PS2)

It seems there are plenty of PS/2 to USB converters but want we need is a composite USB input and 2x PS/2 outputs (keyboard and mouse). An example application: a server without USB ports but 2x PS/2 ...