A virtual machine is an emulation of a guest operating system, running on virtualized hardware within a host operating system.

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What is in a bootable disk and how it is different from an ISO file?

I want to install "Console OS" (an Android OS for the PC) on a virtual machine, but the download is not an iso file and I don't know what to do now. The download has this "Win32DiskImager.exe" file ...
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62 views

Bootcamp Vs Parallels

Are there any cons to setting up bootcamp on my mac then also using parallels to link to the same VM for fast access but then rebooting into windows to have the power and speed needed for gaming. Also ...
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What happens to data in RAM after VM is shutdown?

I am wondering, what will happen to data in RAM memory after VM is shutdown? Since the hosting server is still running and RAM is still powered, I believe that the data will stay there until they ...
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48 views

IP packet forwarding from Kali VM to router

Versions: Host OS: Windows 10 Virtual box: 5.0.10 r104061 VM: Kali Linux 2.0.0 Victim machine: My laptop (I will add info about it if needed) Networking: Host IP: 192.168.1.6 VM IP: 192.168.1.12 ...
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14 views

Setup Apigility on Turnkey Lamp stack

Hello I am testing apigility on a Turnkey Lamp stack, and I am stuck on actually getting Apigility to show me its welcome page: I want that^ Instead, upon visiting the document root of the ...
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13 views

setting up firewall to block internet access from virtual machines

i am trying to setup a firewall in my LAN. this is my current setup: broadband connection, router, esx server, VMs inside esx, desktop, laptop. currently all the systems(including Vms) can access ...
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15 views

Get-VM for a hyper-v , what are the differecnes between VMName & Name

I want to get a list of VMS for a Hyper-V server, so I run the following command , to get the VMs details inside hyper-v server named "hyperV01":- PS C:\Windows\system32> Invoke-Command ...
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1answer
61 views

Does Upgrading to Windows 10 affect my Virtual Box installation?

I am running an XP virtual machine in Virtual Box 4.3.12 on a 8.1 Windows 64 bit host. If I upgrade to Windows10, will my virtual machine survive? I know there are similar thread on similar ...
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29 views

Is virtual machine isolated from host virus or backdoor from data protection?

I'm wondering whether it's safer to read some data inside a virtual machine in order to protect it. If I have a virus infected windows host, is it trivial for the virus to access the data I read ...
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13 views

Does it help to run stuff in virtual machine for privacy purpose?

Let's say I have windows but I read my e-mails inside a linux virtual machine. Are my e-mails a little more protected from a backdoor affecting windows or is it trivial for the backdoor to access what ...
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63 views

Minimise CPU and memory consumption on Windows 10

I need to run a Windows-10 VM inside OSX (using VirtualBox) as I am using a Tobii EyeX eyetracker, which only has drivers for Windows. I am working from a MacBook Air (8GB RAM), and running a VM is ...
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31 views

Use Host Machine's VPN in Virtual Machine

I am using Virtual Box to create a Ubuntu Virtual Machine. On my host machine, I often connect to a VPN network. I want to connect to this VPN from my virtual machine. Please help!. Let me know if ...
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10 views

Delete virtual machine from VMWare list that still appears after being deleted

I have a virtual machine that keeps appearing in the VMWare list even though I deleted the virtual machine. If i try to click on the virtual machine to see if there is any way to delete from the list ...
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2answers
55 views

Can't SSH to VM - I've tried many things with no luck

I've been trying to SSH to my virtual machine with no luck over the past 2 hours. I can login directly to my VM successfully - but I can't SSH to it. Attempt 1: In VirtualBox, I have setup a ...
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20 views

Move windows 10 from a tablet to vbox

I have a windows tablet with 2gb ram which is absolutely too little. I'd like to copy the install to a vm and give it at least 4GB. I assume the way to do it would be getting a full image of the ...
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1answer
52 views

How can I broadcast Avahi services between Vagrant (VirtualBox) VMs?

I've got a project with a Vagrantfile which takes a while downloading all its Debian packages. I figured an easy way to speed up initial provisioning would be to make another Vagrant-based project ...
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39 views

VM to VirtualBox converted image - Could not find a storage controller named 'SCSI Controller' error

I converted a VMDK to an ovf image using ovftool. The VMDK had a SCSI disk. Now post conversion Virtual Box isn't able to import it - it gets the error Could not find a storage controller named ...
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77 views

How to configure VirtualBox guest to have internet access?

VirtualBox allows different configurations for network access from guest to host. I am on: Host: Windows 7 Guest: Ubuntu 14, 32-bit Then, checking network access: Host (ipconfig) says: Ethernet ...
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62 views

Access a USB device on both host and guest with VirtualBox

I have an OSX host with an OSX guest using VirtualBox and have multiple mobile phone devices attached, shared to the guest. When they are shared to the guest using VirtualBox USB filters I cannot ...
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96 views

Windows 10 in VirtualBox keeps changing resolution

I'm running Windows 10 in a VirtualBox on a Windows 10 host. I installed the guest drivers provided by Oracle and indeed Windows dynamically changes the resolution of the screen to match the size of ...
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1answer
11 views

Swapping ctrl and cmd key on centOS

I'm running CentOS 6.7 on virtual box 5.0.4 using a macbook air laptop. I'd like to use the apple cmd key instead of ctrl just to make life easier for copying, pasting, etc.. How would you do ...
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24 views

Gamma error when configuring VM display using xrandr

I realize that this question has been asked in various places http:// superuser.com/questions/358985/how-to-set-custom-screen-resolution-with-xrandr-output-default http:// ...
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I want to restrict users to copy files from Hyper-V VM, How should i achieve it?

As i am newbie in virutalization. My boss gave me a task. He want to share some files with all finance employees but do not want them to copy, delete or edit those files, only users can see them. I ...
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21 views

Create Always On VM With No WAN Connection

I know how to use Virtualbox to create a virtual machine, but have never used it for anything more than testing. How can I use Virtualbox to: 1) Share Drives with host computer 2) Have LAN ...
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33 views

Can't connect to Kali using Bridged Adapter?

I'm experiencing a problem with my VirtualBox... I tried connecting to the Bridged Adapter on Kali using Virtual Box, but I got this error: And these are the default settings in the Network ...
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95 views

Running VM on the same SSD as host OS, useful or pointless?

I have an Alienware M11x R2 computer. A bit old but still kikin'. I run Windows 10 on it and I have VMWare Player installed to run Ubuntu 14.04 LTE on. It works but I used to have dual boot and Ubuntu ...
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1answer
11 views

Error while convert ova to ovf

I am using ovftool to convert ova to ovf . But i get this error I made ova file in virtual box and I want import in vmware esxi 5.5
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14 views

virtual machines on a physical machine

I am interested in some kind of a virtual machine management system that would allow me to perform various operations on an installation machine, such as being able to boot different virtual machine ...
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1answer
44 views

How can I change the amount RAM in a virtual machine without powering off

I have a VM in my computer in a saved state. The RAM assigned is 8GB. When I start it then it gives error as HOST RAM is less than RAM on VM. However, to reduce the RAM I need to power off the VM. ...
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21 views

Networking between two VMs on different host adapters having different subnet in VirtualBox

I want to make a network between two VMs on different host adapters having different subnet in VirtualBox. The base OS is ubuntu, I did a source based ping using this command but ping is not ...
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2answers
37 views

Increase VM RAM memory size

I have Ubuntu VM running on Windows 8 WMware host computer. I would like to increase it's memory size, but looks I have no more sliding bar available to do that. How to increase the memory size ...
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74 views

virtualbox, cannot ping internal network from host

I have two virtual machines running (mars and saturn): I want them to be able to ping each other, for this, I set up an internal network adapter on both virtual machines. Here you can see network ...
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26 views

Swapping from Windows 7 to Ubuntu (host) and Windows 7 VM on same hardware

This may have been asked elsewhere, but it always seems to be unclear about whether they are staying on exactly the same physical hardware. I have Windows 7 32bit with lots of programs installed (inc ...
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Find software/resource allocation changes on virtual server within last 24 hours

I am using a virtual server for computational tasks involving a NVIDIA GRID K2. An IT department is administrating the server. Within the last 24 hours the server has been rebooted and now I get the ...
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20 views

cloud based gaming computer

So I have a question about the feasibility of running an instance for intensive gaming (First person shooters mainly)... First off, I'm talking about making a local cluster running openstack on an ...
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40 views

Using VMWare to muti boot OSes virtually?

What I mean is that I want to be able to install Windows, Ubuntu 15 and Arch Linux on the same VM in a multi-boot like setup. How might I do that? When I create a new VM in VMWare, I am asked to give ...
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38 views

Is it possible to run a VM from a server into another motherboard and use the on-board GPU?

So let’s have a hypothetical set up: The computer uses an AMD server motherboard, running dual CPUs. Could you pipe the virtual machine data from the server into a workstations motherboard—say a micro ...
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27 views

Can access VM Guest IP from Host but not from other computer on same LAN

I am hosting a web application on a Linux (CentOS 6.7) Virtual Machine guest, that is sitting on a Windows 7 host. I have configured a bridged network connection between the host and the guest, and ...
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8 views

Creating a reusable “template” for desktop-vms

Im trying to create a VM for all of my development stuff. Im looking for a way to hold it as generic/reusable as possible. I mean I want to create a vm which supports all the basic tools I always need ...
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Change Virtual Machine hardware?

I am running Windows 7 64-bit and running Mac OS X Yosemite inside a virtual machine. However inside that virtual mac I need to run Windows inside a Virtual machine. (I am doing something for a friend ...
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29 views

VirtualBox guest can't ping or RDP other guests, can reach host

I have VirtualBox 4.3 on Debian 8 (brand new install from repository) with a couple of Win 2012 guests running in full GUI mode. I was so excited yesterday when I finally figured out and realised how ...
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1answer
37 views

How to access a Virtual Machine webserver from outside the network

I have installed a virtual machine for using an ERP through webserver. I have configured the network as NAT. All of my computers attached to the local network can access the webserver by typing the ...
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2answers
78 views

Static IP for local server (VM)

I tried a lot guides but nothing didn't really help/ worked (for) me. What I would like to do is to host a server in my local network with a static IP. I have a Linux Mint VM inside Virtualbox which ...
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102 views

Oracle VM: “No space left on device” But Space Exists

I have Oracle 5.0.8 VirtualBox Manager. I am running Kali Linux as a VM inside this manager. This VM has a fixed size of 16 GB. I recently ran a dist-upgrade inside the VM and it ran out of space ...
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1answer
23 views

Virtual machines, TRIM, spares files

Assume the following: I have [an SSD with] a host file system (FS) and a host OS. The virtualization software uses a file on the host FS as storage for a virtual machine (VM) disk image. The guest OS ...
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51 views

Is it possible to use Hyper-V VM without booting into host OS

I'm a newbie in Hyper-V / Virtualization. I'm trying to explore the Hyper-V feature that came bundled with Windows 8.1. On reading some online tutorials, here what I discovered about Hyper-V. ...
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No internet for vm player that's installed on windows 10 since upgrading from win8.1

I had windows 8.1 and vm player that had ubuntu and win7 virtual machines on it. It was all working fine. My workplace has proxy so I had setup proxy on both guest oses and it was all okay. I ...
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21 views

Hyper-V private/internal network providing ipv4 address

I have Ubuntu 15 running under Hyper-V. When I use external network then the VM is assigned with an ipv4. When I switch to internal or private network, the VM is assigned with an ipv6 instead. A side ...
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43 views

How to share a Mac OsX host folder to a Win Srvr 2008 virtualbox guest so that it can be mapped as a network drive (no Vbox shared folder)

I need to share a Mac OsX (El Capitan) host folder to a Windows Server 2008 virtualbox guest machine so that it can be mapped as a network drive. **I can't use VirtualBox shared folder ...
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2answers
56 views

Virtualbox/VMWare on USB3 SSD?

I'm investigating whether we (at work) should move our virtual windows machines from our local harddrives to one external USB3 SSD. Background: The "problem" many of us have Macbooks and PCs with ...