VirtualBox is a free, open source virtualization program from Oracle for the x86/x86_64 architectures.

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What is the equivalent of Port Forwarding command in Mac Os x Yosemite

ifconfig eth0:0 192.168.1.215 netmask 255.255.255.0 /sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE /sbin/iptables -A FORWARD -t filter -i eth0-m state --state ESTABLISHED,RELATED -j ACCEPT ...
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1answer
23 views

Where is Host-only Networks setting on VirtualBox 4.3.12?

I'm using VirtualBox 4.3.12 r93733 (with Ubuntu as guest OS, and Windows 7 as host OS). Trying to configure a Host-only Network, I expected to see the following window (or similar): However, ...
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3answers
6k views

VirtualBox: Start tag expected, '<' not found

After restarting VirtualBox on a hard drive almost full, the VM I was using in "unaccessible", with this error message: Start tag expected, '<' not found
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1answer
29 views

How can I shrink the disk INSIDE VirtualBox?

I created a virtual disk using WindowsXP inside VirtualBox, the host is OSX. Initially I created the disk 20Gb, in 2 partitions, each of 10Gb. Because I did not need it, I dropped the 2nd partition, ...
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2answers
45 views

Oracle virtualbox not allowing than one CPU - Hardware virtualization not available

I have the following hardware configuration: Processor: AMD FX-8120 (Zambezi) Board: ASUS M5A88-M OS : Windows 8.1 RAM : 4GB DDR3 I installed Genymotion which created a virtual machine for ...
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1answer
42 views

VirtualBox bridged adapter not working with one network

I have been using VirtualBox bridged adapter with some networks and it has worked right. But a few days ago I have tried it with a new network and this time it has not worked. The only difference in ...
2
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1answer
33 views

VirtualBox broke Fedora networking - how to fix it?

I was trying to install VirtualBox in my Fedora 21 machine. However, the cited machine has Secure Boot enabled and obviously VirtualBox startup failed miserably due to lack of signing in its modules. ...
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1answer
16 views

What are the mouse/keyboard sequences for cut-and-paste on Ubuntu VirtualBox?

I have a non-graphical Ubuntu installed inside VirtualBox under Windows. I've installed VBoxGuestAdditions (and enabled bidirectional Drag'n'Drop - for the hell of it). However, none of the following ...
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2answers
3k views

Is it possible to get a Virtualbox VM always start from same time, if so how?

I am trying to use VB to set up a Windows 7 VM for use in a training course. I want the virtual machine always to start up from the same conditions, in particular: The VM always starts at the same ...
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7answers
31k views
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1answer
82 views

VirtualBox: killed by Windows Update

My VirtualBox environment on Windows 8 has suddenly died since I rebooted after a Windows Update overnight. Existing virtual machines that were working perfectly yesterday won't boot, either through ...
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2answers
46 views

Open raw drive without formatting

I have a disk from a laptop that died. The disk is functioning correctly and not broken, but it is in RAW file system format and I cannot open it from windows. I have tried mounting it in a virtual ...
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1answer
311 views

How to install latest virtualbox-dkms with latest virtualbox on Debian Stable Wheezy

It is possible to install the latest virtualbox and extension pack on Wheezy using the following: # su sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian wheezy contrib" >> ...
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1answer
21 views

Select a rectangular block of text in Word 2013

I'm pretty sure that older versions of Microsoft Word would let me select a rectangular block of text by holding down the Alt key while dragging the mouse from one corner to the other. When I try it ...
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0answers
16 views

How can I transport a file from my Windows ME using VirtualBox to the host?

I need to pick up a file located inside a Windows ME running from VirtualBox and put it in whatever else (e.g. the host system), but I'm being unable to do it thanks to a series of problems: The ...
2
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0answers
37 views

Using Virtual Box to install Ubuntu Server 14.04 on an external hard drive

I'm trying to install Ubuntu 14.04 onto a server hard drive. The server machine I have only supports booting to CD/DVD, not USB. When I've tried burning the Ubuntu 14.04 installer to a DVD for ...
2
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1answer
184 views

How to install wireless card on Kali Linux

I setup Kali Linux on VirtualBox. In terminal, airmon-ng command not showing up any wireless card. I've search for solving problem and here is the video that i follow: ...
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3answers
17k views

easy_install will not connect through proxy

I'm running Ubuntu Server 10.04 64-bit under VirtualBox, and it seems that everything except easy_install and pip can connect to the Internet. I have set and exported the http_proxy environment ...
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1answer
52 views

VirtualBox with Centos 7 minimal install, cannot connect to network

I just installed Centos 7 on a VM I'm running from VirtualBox on a windows machine. I installed the latest minimal release. I then went about setting up a static IP. When I try to access the machine ...
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0answers
28 views

Linux Mint - VirtualBox - Segmentation fault

I installed the latest version of Linux Mint I tried to install VirtualBox following several tutorials that exist on the Internet for this purpose went well, but when I try to run VirtualBox, ...
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2answers
2k views

VirtualBox in Win7: cannot acces external drive from guest Windows7

I have started using VirtualBox in Windows 7 out of curiosity and for testing purposes. (Mainly, I want to test Linux distros and to try and see how Windows works in this environment - so that I might ...
0
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0answers
30 views

Migrating Linux guest from Virtualbox 4.3.26 (latest) to VMplayer 7.1 (latest) on Win 7 64-bit host

Would like to understand if it is possible to migrate a Lubuntu guestOS image from Oracle VirtualBox 4.3.26 hypervisor to VMware VMplayer 7.1, where the hypervisor is running on a Windows 7 64-bit ...
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0answers
13 views

VirtualBox command-line - setting up port forwarding

I know how to configure NAT-based port forwarding using the VirtualBox graphical interface (as in the example below). How can I do the same via the command line?
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0answers
44 views

VirtualBox port forwarding not working (HTTP: no, ssh: yes)

I have VirtualBox 4.3.26(newest as for now) in Win7, and a guest CentOS7. I enabled port forwarding for SSH and HTTP I can ssh into guest from host use putty by ssh 127.0.0.1:2222, but I cannot ...
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1answer
51 views

Setting up complex network in VirtualBox

Prior to physically setting up a number of servers to run Linux, I would like to set it up in VirtualBox or similar software first. All of the instructions on setting this up don't explain how to do ...
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3answers
5k views

Kali Linux VM: Permission denied to run shell script, as root

I've just installed Kali Linux (Debian) in a VirtualBox VM. I want to install the VBOX Additions that will allow me to configure things like screen resolution (hopefully). My problem is running the ...
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7answers
68k views

How can I get Windows 8 and VirtualBox to use my full screen?

I'm running the enterprise evaluation (Build 9200) of Win8 and VirtualBox 4.2.4 r81684 and my actual display is 1920x1200. When I use the host-F key to enter full screen mode, the best I can configure ...
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0answers
176 views

virtual box 4.3 installation error in windows 10 technical preview

When I try to install oracle virtual box in windows 10 technical preview, it smoothly till it gets to the point where it starts to roll back and then shows something like "Virtualbox ended ...
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0answers
30 views

Host OS Connection problems after VIrtual Box Installation

I just installed Virtual Box in my Windows 8.1 PC, with Debian as the guest OS, and using NAT for internet connection. The problem is that after that, my Host OS has been having trouble connecting ...
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3answers
14k views

Why does virtualbox only have 32-bit option, no 64-bit option on Windows 7?

I have downloaded and installed the newest virtualbox 4.3.20 for my Windows 7 (64-bit OS), but when I want to install 64-bit Linux, the New->Create Virtual Machine only displays 32-bit option, no ...
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0answers
55 views

PC Not Booting After ACER Logo

My ACER Aspire E5-521-238Q running Windows 10 Build 9926 won't boot. I see the ACER: EXPLORE BEYOND LIMITS and the loading thing and then the PC is on, but has a black screen. When I press Alt + F10 ...
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6answers
41k views

Ubuntu on VirtualBox can only show resolution of 800x600 - how do I change it?

My monitor is 1920 x 1200 and the computer is running Windows 7. Using VirtualBox and Ubuntu 10.04, the screen of the Ubuntu can only be 800 x 600 or 640 x 480. Is there a way to change that. I ...
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31 views

Virtual Machine freeze when memory low

I run an Ubuntu 64bit virtual machine (4 CPUs, 8Gb ram, 1Gb swap) on my Windows 8 64bit machine using virtualbox. I often find that when I do something memory intensive (generally only using 1 or 2 ...
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3answers
2k views

Virtual Box bridged network - slow?

I'm developing some network applications on both linux (server) and windows 7 (client). However, I'm wondering if virtual box is to blame for the slow network. I thought I'd try using iperf to see ...
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0answers
14 views

Connecting to the Host and Internet from an Internal Network in VirtualBox

In order to simulate a network, I have 3 VMs set up in VirtualBox called VM1, VM2 and VM3. They each have 2 network interfaces all of which can ping the others at the moment. The Network interfaces ...
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1answer
63 views

Networking for CentOS 6.6 on VirtualBox

I have created 2 guests with 2 Network interfaces each - all 4 of which have the "Attached To:" set to "Internal Network". The aim is to create a simple internal network with no access to the Host ...
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1answer
283 views

Vagrant virtual machine automatically halting when laptop is put to sleep

I’m using a Vagrant box (running in VirtualBox) I got from a third party and it always automatically shuts down when I put my MacBook Pro to sleep. When I wake up my laptop I need to run vagrant up to ...
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0answers
31 views

Virtualbox switch from SATA to SCSI

I am trying to switch from using a SATA controller to using a SCSI controller (Porting VM to vSphere, no SATA support :( ) I removed the SATA controller, adding the SCSI controller, and connecting ...
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5answers
8k views

Mouse disappear in VirtualBox

I am using latest version of VirtualBox (VirtualBox 4.3.6 for Windows hosts) and after installing any OS and clicking inside of it mouse disappear. It is not visible until I press right CRTL. Anyone ...
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0answers
64 views

Windows 10 virtual machine disappears in seamless mode in Arch Linux

I have Arch Linux (64-bit) and I installed 32-bit Windows 10 in VirtualBox. Everything seems to work fine—fullscreen, scaled, etc…—except for seamless mode. When I activate seamless mode, the virtual ...
0
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1answer
91 views

Windows 10 technical Preview Key Not Working

I am trying to install Windows 10 technical preview on VirtualBox and it requires a product key. I used the default key NKJFK-GPHP7-G8C3J-P6JXR-HQRJR. It says it could not be verified. Any ideas? ...
31
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6answers
34k views

Increasing disk space on VirtualBox

Is there an easy way to increase virtual hard disk space on VirtualBox?
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0answers
56 views

Kali Linux Unable To Boot; Booting Kernel Failed Invalid Argument

I am trying to install Kali Linux on VirtualBox. After going to the Boot Menu when I press install or graphical install it goes to a screen and in the bottom says Booting Kernel Failed : Invalid ...
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0answers
1k views

VT-x is Enabled, but is not operational ? Winows 8 unable to run 64-bit virtual machine

Vt-x is Enabled in Bios and it shows working in Intel Processor identification utility. but I'm not able to run 64-bit Guest OS on both VirtualBox & VMware Workstation. Virtual Box says ...
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0answers
21 views

VirtualBox only creates new virtual hard disk when there is enough space on 'C' drive

There are >200GB free on my 'F' drive but it failed to create a fixed-size VHD with size = 200GB. Failed to create the hard disk storage C:\Users\abc\VirtualBox VMs\OSOS\OSOS.vhd. Could not ...
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0answers
224 views

Increase resolution to 4K in VMware or Virtualbox

I Have a laptop with 4K (3860x2160) Display , But here is a lot of dumba$$ problems.A lot of software's is not compatible with 4k resolution. Also VMware Workstation and VirtualBox doesn't support 4K ...
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1answer
29 views

How to reliably set up communication between the VirtualBox guest OS and host OS?

I have a VirtualBox (Windows 8 guest on a Windows 8 host) with NAT networking set up. I would like to set up the guest system to emit Growl messages that would be picked up by a service on the host. ...
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0answers
19 views

vagrant up from file schema is failed

I created vagrant box and put to windows file server. I do vagrant init and up.But vagrant up failed on windows command line bellow. Why failed? Vagrant do not deal with file url schema? ...
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0answers
24 views

Oracle VM VirtualBox Win 7 Data Recovery

So I'm running Oracle VM VirtualBox with a Build of Windows 7 Ultimate, and the virtual guest OS just crashed out of no where, and won't allow me to access my windows guest os. I wanted to know if ...
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0answers
29 views

VM crashing on installation in VirtualBox

Installing Ubuntu 12.04 server amd64 on VirtualBox 4.3.26 on OSX 10.10 I select the language then select the default install option, and, after a split second of text scrolling by, the whole VM ...