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Questions tagged [usb]

Universal Serial Bus, an industry standard for serial communication.

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29 views

Dell poweredge R640 disable USB 3.0 possible?

Everything is in the title. I want to install an old ESXI (5.5 version) on a DELL PowerEdge, but just after finishing the boot of ESXI every USB devices (Mouse + keyboard) seems to turn off and I can'...
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31 views

X-Org Server - Identify USB Unplug event

In our X-Org server setup, if the server is running and we unplug the USB Mouse then the server doesn't really do anything (no errors or warnings.) If we replug the device, even then the server doesn'...
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0answers
9 views

USB HSF Conexant driver [migrated]

I've recently wanted to send faxes using my PC for a project. I managed to procure a USB fax modem, but I can't for the life of me find an appropriate driver for it. The thing DID come with a CD with ...
1
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1answer
23 views

Is it possible to check drives SMART attributes from a USB/eSATA enclosure?

I use USB external drives on a daily basis and I would like to be able to check on their integrity. I recently happened to discover I was unable to read SMART attributes from them. I wonder if there ...
2
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1answer
33 views

Assign static id to usb printer

I have three usb receipt printers from the same vendor (thus the same usb vendor and product id) plugged into the same server and I need to be able to issue separate printing commands to each of them. ...
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22 views

CKL HDMI KVM switch - hot keys not working

I have a CKL 8 Port HDMI KVM Switch here which I am using with a Cherry My 8040 USB (V1 !). The problem now is that I would like to use the hot keys (to switch off the beeping) - but I was not able to ...
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13 views

How to troubleshoot emulated RS232 communication to Verifone MX915

We have many Verifone MX915 devices in our production retail environment. Since implementation, the MX915 devices have had UI lockup problems. Through a lot of trial and error, we determined that ...
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1answer
63 views

Extremely slow writing to external USB disk

I have measured the transfer on the following disk to be 2.75MB/s: iManufacturer 2 Seagate iProduct 3 BUP Slim SL The interface is USB2 so it should be fastered than that: ...
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1answer
60 views

Use Smartcard Reader on Azure Remote Desktop

What I want to achieve: Plug a Smartcard Reader on my Laptop Connect to my private Azure VPN Use Remote Desktop to access a Server using User and Password, with Intelligent Card option and USBs ...
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63 views

Creating a memstick of Pfsense, create only two files

I want to install the Pfsense OS on a server but when I try creating a bootable USB, I have only two files : EFISYS (F:) │ └───efi | └───boot | BOOTx64.efi | startup....
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1answer
47 views

Can't mount ntfs drive anymore ($VOLUME_INFORMATION attribute not found in $Volume)

I have a external hard drive with ntfs partition and it isn't accessible or mountable anymore. Last thing I did was a rsync copy to that usb drive. I still can see the ntfs partition with gnome-disks ...
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2answers
165 views

Looking for way to expose and extend 100s of USB connections from VM cluster(s)

We currently test a very large number of devices and we have one PC per 10 devices or so (we use two USB hubs per PC to break out to the devices). We have huge number of PCs and it's turning into a ...
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0answers
26 views

Cannot execute certain commands on SATA3 3.5" external USB disk

I mount a SATA3 3.5" disk with a USB to Sata3 cable. When I connect the disk, my CentOS7 recognize it: $ dmesg -T | grep USB ... [Mon Nov 5 14:38:36 2018] usb 2-5: new SuperSpeed USB device number 3 ...
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1answer
198 views

Strange USB device connection messages on /var/log/messages on Centos 7.5

I am seeing some strange USB device connect and disconnect messages in a dedicated server running CentOS 7.5. These messages appear almost every day, but they do not appear at the same time every day. ...
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2answers
178 views

What happens if a USB Ethernet Adapter has the same MAC address as the PC's network card it is connected to?

What happens if a USB Ethernet Adapter has the same MAC address as the NIC? Is it possible for internet connection to pass through the usb-ethernet adapter succesfully or not, in that scenario?
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1answer
142 views

Can't get USB/IP to work

I have Ubuntu 16.04, and USB cash device plugged on it. I want to share this cash device through USBIP. So I plugged this device and usbip list --local Then I see my device (emphasized with bold) ...
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1answer
726 views

mount says already mounted; umount says not mounted

My Linux server (Centos 7.5) is in a strange state with USB drives. When I try to mount a partition on a USB drive to a newly created mount point I get the error mount: /dev/sdd1 is already mounted ...
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0answers
115 views

Which USB controller is device plugged into on ESXi host

I need to pass through a USB controller (not just the USB device) to a guest on an ESXi 6.7 host. Is there a way (without trial and error) to determine which controller a device is plugged into? So ...
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0answers
80 views

'All Removable Storage classes: Deny all access' and handheld USB barcode scanners

I have a question regarding the All Removable Storage classes: Deny all access Group Policy setting. We have been requested to enable it for data protection reasons however as a manufacturing ...
1
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1answer
25 views

Serial over USB during boot

I am currently trying to debug the boot sequence of Xen, and past a certain point, the only way to do it is over a serial connection. Now, on the laptop I'm using there exists no serial port nor an ...
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0answers
34 views

Does AIX support composite USB keyboard and mouse?

Does AIX 5.3 or newer support USB keyboard and mouse in one physical device (a.k.a. composite device)? I have a wireless Microsoft kbd + mouse combo, and it does not work with the AIX machine at all ...
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0answers
175 views

Serial terminal servers that work with “serial-over-USB”

I've used serial terminal servers for a long time. Basically, these are devices that allow you to communicate with a serial (eg RS232/RS485/RS422) device over ethernet in various ways. Folks in this ...
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1answer
364 views

VMware ESXi boots to black screen with only one text line: “usb”

After rebooting my server (Lenovo System X), my ESXi instance starts to boot and then hangs up after the Yellow/Grey screen. I have a black screen, with a white "usb" on top. I found similar issue ...
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0answers
168 views

Use auto mounted USB drives in Docker container

With Ubuntu, USB drives are automatically mounted at /media/<user>/<drive> when they are plugged in. I wanted to use this to make newly connected USB drives available in a running Docker ...
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2answers
63 views

How to monitor dm-crypt on unreliable external hard disk?

I have an external USB drive, which - for whatever reason - sometimes drops out unrecoverably. Probably due to faulty cables or something. On this I have a LUKS partition. dmesg reports Buffer I/O ...
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0answers
99 views

KVM Ubuntu USB Passtrough

I currently try to add a Hauppauge DVR Tuner (USB) to a KVM Machine. Both (Host and Guest) are running Ubuntu. This is my XML Guest File: https://pastebin.com/gBvFhsXs I already tried to follow ...
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0answers
76 views

How to get usbmount to mount to a specific folder

I use Ubuntu server to run my Plex server. I’m wondering how I can get usbmount to mount my external hard drive to a specific folder. I have two partitions /dev/sdb1 and /dev/sdb2. I need sdb2 to ...
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1answer
1k views

VMWare ESXi not recognizing usb keyboard on install

We are currently attempting to install VMWare ESXi 5.5 on a HPE proliant DL380 gen10 server. The beginning boot sequence appears that it is running fine, but when we get to the first menu option ...
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1answer
1k views

How To Mount USB External Storage Drive on to ESXi 5.5 Host for VM backup

How To Mount USD External Storage Drive on to ESXi 5.5 Host for VM backup? After USB Drive plugin, "esxcli storage core device list" shows there is a usb drive attached. But unable to access it. ...
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1answer
117 views

Automatically add client USB drive to VMWare Linux virtual machine

I have this problem with adding USB devices to VMWare ESX host Linux VM in a client-level. I know how to add device to VM by connecting USB to host or using client device by using VSphere. But how ...
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1answer
117 views

VPN access with Junos Pulse Linux client + eToken?

Does anyone know whether the Junos PulseSecure client for Linux (5.3+) can use a USB token for VPN authentication, e.g., via pkcs11? I'm using a SafeNet (Aladdin) eToken 5110 on Windows. My impression ...
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0answers
340 views

QEMU USB Passthrough Error: libusb_set_configuration: -99 [OTHER]

I'm trying to pass through a Spectrum Digital TMS320C6713 DSK to a Windows 2000 virtual machine, and when I connect it it appears in device manager, but whenever I try to actually use the device, it ...
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0answers
769 views

USB passthrough not working using virt-manager/qemu

I have created a virtual machine using virt-manager 1.3.2 and wanted to add a USB device. However, the USB device does not show up in the guest (Debian) when using lsusb. In another virtual machine ...
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2answers
58 views

RS232 to USB extension cable to network configuration

I'm not sure this is the correct place for this question. I have a console cable to configure network devices like switches (https://images-na.ssl-images-amazon.com/images/I/41LDstMTA5L.jpg) So, I ...
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2answers
2k views

Creating bootable USB thumb drive from PXE boot files

Looked around and Googled but could not find a similar question. It seems most people want to take a bootable USB thumb stick and convert it into a PXE boot image. I actually need to go in the ...
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1answer
26 views

Pause input counters incrementing when imaging a device through USB NIC

We keep running into issues with trying to image devices using a usb-e1000 NIC. It will get the OS on there, but then once that happens the "pause input" counter on the switch begins to increment and ...
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1answer
42 views

What consider as a full write cycle? [closed]

I have a computer that is connected to USB flash drives that automatically scan in a picture(1.3mb) every 2 mins. I am wondering if that count as a write cycle? MY stick is 128gb, so it will take ...
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1answer
1k views

KVM - Passing USB to guest with virsh/XML fails but works from virt-manager

Running kvm on debian 8.8 jessie. I cannot redirect usb from a host to a guest (tried debian jessie and windows 2012 as guests, same problem) libvirt 1.2.9-9+deb8u4 If I redirect the USB drive ...
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1answer
656 views

Why does udevadm not provide me a disk serial number when hdparm can?

Compare: root@home:~# hdparm -I /dev/sdb | grep Serial Serial Number: WCJ025C8 Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3....
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0answers
301 views

Passthrough USB devices so VM sees it as if it's plugged in directly

I have a logitech unifying receiver with a wireless keyboard/mouse combo that we would like to use in our environment. A lot of users connect to a VMWare virtual machine though and while the mouse and ...
2
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2answers
321 views

ProLiant G7 - back USB ports two controllers or one?

I have a HP ProLiant DL380 G7. On the back of it are two USB ports side by side. Do these share a single controller?
2
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1answer
3k views

USB 3.0 Card for HP Proliant DL360 G7 and G8

HP's Proliant DL360 G7 and G8 have USB 2.0 compatible ports. Does anyone have any experience upgrading their G7/G8 Proliant running Windows Server 2K8 or 2K12 with one of the available PCIe cards ...
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0answers
126 views

GRUB “USB lock” for Linux Full Disk Encryption

Hy everyone. I'm investigating the possibility of using something like USB hardware locking dongles (like these ones used for software locking and licensing) to provide the key that Grub asks for ...
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1answer
68 views

Active Directory USB access disobeying GPO

I am the administrator of a company and recently I created an Active Directory with Windows Server 2012 R2 and windows 7 computers as clients . I have a Group Policy on all users to disable usb ...
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1answer
4k views

HOW TO: Resolve HP Printer Driver Installation Issues on Windows 10

Symptoms First off; for several HP OfficeJet Printers (such as with the HP Officejet 6500A e-All-in-One Printer - E710a) the HP Installer downloaded from the website, or via the HP Print and Scan ...
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1answer
101 views

How to prevent access to USB (non storage) device for specific program in Windows?

I need to prevent access to one USB device in Windows Server 2008 so that certain application doesn't see it at all. The application runs as Windows service which can be started with specified user ...
3
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1answer
3k views

How to hook an Ethernet over USB connection up to the host-Network?

I have a single board computer that I want to hook up to my lan/internet connection. The SBC doesn't have an Ethernet port, only a an embedded wireless chip which currently isn't working. But it does ...
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2answers
3k views

USB Mass Storage recognized, but SCSI block-device not showing up

The block-device of a USB mass storage does not show up in Ubuntu 16.04, while I positively can see it in Ubuntu 14.04. Question: How can I make it show up in Ubuntu 16.04? NOTES: Both machines are ...
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1answer
42 views

Add Switchable Encrypted USB Backup Drive to Windows Server

So my boss has decided that she wants a backup USB drive for a Windows Server 2008, but it needs 2 features... HIPPA grade encryption. She wants it to be switchable. She wants 2 USB drives, one on ...
3
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1answer
785 views

Synchronize zfs pools fast

My server saves incremental backups on a zfs volume. Due to the data being very similar I can reduce the growth significantly - there is around 500GB of "new data" every day but the pool grows only ...