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3
votes
3answers
14k views

What is USB root hub?

What is a USB root hub? My computer shows three USB Root Hubs in Device Manager. The first USB root hubs show four ports, the second shows three ports and the third shows eight ports are available. ...
1
vote
2answers
138 views

USB Device Port Affinity in Linux

I'm running a linux machine (Ubuntu 10.04) inside of an autonomous submarine that has many USB devices attached to it such as cameras, usb->serial devices, etc. Unfortunately, every time the machine ...
5
votes
2answers
1k views

How do Windows NT-based operating systems address devices?

I'm confused with notation like multi(0)disk(0)rdisk(0)partition(1)\... and \Device\HardDisk1\DR1 \Device\Video0 I see these addresses only in the context of Windows NT-based operating systems ...
0
votes
3answers
587 views

Use standard USB network device as Access Point

I have a USB WiFi Device (WISACOM WS-HP1000) which I can use with Linux to the rtl8187 driver. I am wondering: is there any way to use it as an Access Point or only the Master mode is able to offer ...
4
votes
2answers
211 views

Restrict device ownership to root only. But why?

NSA's Guide to the Secure Configuration of Red Hat Enterprise Linux 5 recommands restricting device ownership to root only. So my question is why should we restrict device ownership to root? And ...
0
votes
3answers
1k views

Best video storage device for home movies and photos

I have CD's and DVD's of vacations and old family photos that I want to copy and store. I can keep them in a safe box at the bank. Would a 16 gb flash drive be the best way?
4
votes
3answers
65 views

Lost Router broadcasting a “Lost Network?”

So I'm working on a network at this house, and there's two wireless networks being broadcast, both by the last name of the owners implying it is in the house somewhere. The one router I'm staring at, ...
8
votes
2answers
7k views

Any tips or tricks to hasten USB device detection and initialisation?

I reattach dozens of USB devices to my Windows 7 across the day, such as printers, flash drives, mice, modems, midi keyboards, and scanners. The computer has seen them all before / all have been set ...
6
votes
6answers
934 views

Is file system part of operating system?

I was wondering if a file system on a storage device is part of OS? I don't think it is. Instead it is part of the storage device, and exists outside of any OS although was created by an OS. Is my ...
2
votes
0answers
44 views

How can I track time on a website from multiple IPs

I was wondering if there is a way to track time on a certain web site from my local computers / devices here. I wanna track from iPods, iPhones, laptops, desktops, etc to lets say facebook.com or ...
5
votes
4answers
1k views

Relation between device, device driver, device file and mounted point

How are devices, device drivers, device files and mounted points related in Linux (I am a beginning user of Ubuntu)? My understanding about them is quite vague; I hope there will be some clear ...
2
votes
5answers
4k views

cannot find USB device to mount

How can I find which /dev/? device to mount my USB hard drive on Red Hat 3 Taroon?  I've been Googling a lot and checked log files and still no clue. I'm trying my last chance with you experts, # ...
-1
votes
3answers
502 views

Windows 7 Device Manager in text mode

Which Windows binary is responsible for the Device Manager? I'm looking for a solution to automate some routine configuration of specific devices in text mode.
1
vote
2answers
81 views

Windows sees my DVD player/writer, but it won't read/write any CDs or DVDs

My multi DVD writer (LG GSA-H12L) detects on Windows but does not read or write any CD or DVD
3
votes
0answers
204 views

Pre-installed barcode/qr readers on mobile devices [closed]

There's an idea within my company to put QR codes in some of our marketing literature, and I'm trying to find some stats (or specific device info) to help me make the decision. My feeling is that, of ...
2
votes
2answers
455 views

Multiple screen

How may I force my windows to think, that it has 2 screens connected? Hi. I love to use extended screen (2 screens connected to 1 graphic card, different images on each screen). But today, the second ...
3
votes
0answers
1k views

How do I change the audio output device for a running application in Windows 7?

This post is close to my question, but not quite the same. What I'm trying to find out is, if I'm running an application and want to change which device it's using for audio output without quitting ...
1
vote
1answer
647 views

How to check which devices reserve memory?

I just installed two 4GB DIMMs (8GB in total) into my laptop (Lenovo T510). Previously, I had two 2GB DIMMs (4GB in total). Anyway, looking at Windows 7's system information applet, I see the ...
0
votes
0answers
451 views

Windows 7 Line In Delay Issue

I'm running Windows 7 Pro 32-bit on my Dell Latitude 2100 netbook and I'm having an issue with the line in device/driver/functionality. The device & driver are stock: Driver Date: 7/13/2009 ...
0
votes
1answer
178 views

what is the maximum Data storage allowed with flash drive?

I need a higher storage but light weighted (portability is more) .. so I prefer flash drive than external hard dist, so that I can carry them in my pocket, what would be the highest data storage ...
0
votes
1answer
435 views

How to change programmatically the input device in the sound preferences of Gnome?

In a shell script, I would like to change the selection of the input device (i.e. "Choose a device for sound input") in the "Input" tab of the "Sound Preferences" in Gnome. Any ideas how to do this?
1
vote
1answer
5k views

Sony VAIO unknown device [duplicate]

Possible Duplicate: Where should I find drivers for my laptop if it didn't come with a driver disk? My VAIO is VPCCW2HGX/B. I have installed Windows 7 64 bit. I have downloaded all ...
2
votes
1answer
184 views

mount remote devices locally (Linux)

I was wondering if you can 'share' devices in Linux by overlaying the devices nodes? For instance, is it possible to use SSH (FS) + bind to selectively bind devices locally?
3
votes
2answers
610 views

Does there exist commands to recognize devices?

Is there a command to initiate recognition of an USB device? How about a device that is connected by ethernet rj-45 or by serial port? I've already tried Device Manager and anything else I could ...
1
vote
3answers
107 views

What kind of display/device has a resolution 1045x627? [closed]

I was looking through the google analytics for my site and noticed a rather odd resolution. Any idea what sort of device might use such a resolution?
0
votes
1answer
117 views

How to determine the used size of device associated's buffer

when mounting a device without the "sync" option, e. g. by invoking the following: mount -o async /dev/sdc1 /mnt a buffer is associated with a device to optimize (speed) read/write operations. Is ...
1
vote
2answers
131 views

Storage driver difficulties stop me installing Windows 7

Hiya, I'm having a driver problem. When I try to install Windows 7 over Vista it says my storage driver isn't compatible and I should get a better driver before upgrading. The storage driver is called ...
2
votes
2answers
457 views

How to find a certain device and mount it correctly

I have booted with the System Rescue CD and I have figured out how to mount a windows partition by using for example mount or ntfs-3g. But how do I know what device is what drive? If I have some ...
1
vote
4answers
547 views

Linux Device Files

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2
votes
0answers
2k views

Windows 7 very slow installing new usb devices

I'm find an issue on some machines I administer where, upon plugging in a USB device, Windows takes forever 'searching preconfigured driver folders' for the device driver. This includes USB disks, ...
1
vote
2answers
900 views

How to find device by device ID and vendor ID?

I bought a new Dell laptop which was not pre-installed (OS-less). I'm now downloading drivers from Dell's site, but for each category there's a selection and I'm not sure which drivers I should ...
11
votes
3answers
11k views

Easy way to switch default sound output device

I want an easier way to change my default sound device from my sound card to my usb headset. Currently it takes a very precise right click, a left click, another right click, and two more left ...
1
vote
4answers
5k views

Removable USB HDD gets labelled as VMWare USB Device!!? How to fix?

I have a Western Digital 500GB External USB drive. Everytime I plug it in, one of my Win7 PCs label it as "VMWare USB Device" The same name appears under Devices and Printers. Device Manager and most ...
2
votes
1answer
191 views

Possible to use netbook as wireless device for Desktop pc?

My desktop computer has problem on external wireless device so i want to use my netbook as wireless device for desktop computer. Is this possible ? if so how can i do this ? Edit: Both machines has ...
1
vote
1answer
174 views

How can I ensure that /dev/sdd & /dev/sde always map to the same drives each time the Linux machine starts?

OS: Linux 2.6.18 (RedHat-based distro) I am transitioning from one iSCSI NAS to another iSCSI NAS. I have them both connected so that I can transfer data. However, each time I reboot the NAS that ...
1
vote
1answer
338 views

How can you stop the Connect/Disconnect sound on WinXP?

I recently started using a KVM at work, and now every time I switch one of my machines sounds off Windows XP's connected or disconnected device wav file. Is there a way to disable this without muting ...
3
votes
2answers
177 views

Recommended devices upgradable with open-source firmware [closed]

Having bought a lot of tech stuff during these years, the best devices I've enjoyed the most are the ones upgradable with open-source firmwares. To name some of these: Two Xbox (first version) with ...
0
votes
1answer
45 views

Are IRQs registers?

When a device is assigned an IRQ, does that mean that it has sole access to certain registers associated with that IRQ?
1
vote
3answers
342 views

Backup existing drivers from a live laptop, snapshot the current drivers

Is there a software which can backup existing drivers from a working laptop with Windows 7 Pro 32 .I'm upgrading to Windows 7 Ultimate on a new HDD on the laptop, but do not want to install drivers ...
2
votes
2answers
208 views

3.5mm nub to insert into computer for easy mute?

I've always liked the fact that when you plug headphones into the headphone jack of my laptop, the laptop will not make a sound. For example, if I'm in a class and I need to restart my computer, I'll ...
0
votes
2answers
3k views

Windows 7 x64 doesn't recognize Canon Rebel XT camera

When I plug my Canon Rebel XT into my Windows 7 x64 laptop via USB, I was expecting it to allow me to browse the photos on the CF card. Instead, Win7 attempts to install a device driver and fails. I ...
0
votes
1answer
215 views

Automatically open app on USB mount

Whenever I plug in a USB device (e.g. my phone, or a sdcard) ubuntu pops up a window asking what application to open it with. You can choose to "always open in this application" Where is that ...
4
votes
2answers
14k views

Red Hat: how do you create a new network eth?

I have a machine that has eth0 and eth1, and now I want to create an eth2 and assign it some IP address. What's the command for doing this?
3
votes
4answers
397 views

Does 'urandom' share the same entropy of 'random'?

Does the entropy pool /dev/random used the same to /dev/urandom? I want to mknod /dev/random 1 9 to replace the slow random, I think the current entropy is randomly enough, if urandom is based on ...
0
votes
1answer
216 views

Can two Identical devices be present on the same bus in any PCI Topology

As per the PCI standard, devices are identified on the basis of Vendor Id, Device Id and the bus no. All devices of same type have identical vendor id and device id. If I put two such devices on the ...
0
votes
1answer
889 views

How to find Bluetooth stack name in windows xp sp2?

I have an acer laptop and I installed Windows xp sp2. I want to find Bluetooth stack name in my laptop (ie) WIDCOMM/Microsoft Bluetooth stack.
1
vote
0answers
74 views

No audio device detected [duplicate]

Possible Duplicate: Sound card problem, no audio device detected My computer has no audio. It says NO AUDIO DEVICE. I already installed Realtek AC97 and Realtek High Definition Audio ...
0
votes
3answers
4k views

Sound card problem, no audio device detected

I bought a new sound card because my built in sound card did not function. When I open YouTube, Media Player or anything that can create a sound my computer will hang up and sometimes when I start my ...
1
vote
2answers
926 views

is there some device to make my laptop get wifi better (from a bigger distance)

is there some device that I could connect to my laptop so that I could get wifi from a bigger distance ?
2
votes
1answer
4k views

Ubuntu login takes 15 seconds, “I/O error dev fd0 sector 0”

After upgrading to Ubuntu 10.04, when I first login it takes 10+ seconds where it just sits at the gdm backgroup before taking me to gnome. By switching to a terminal window during this 10 seconds I ...