An x86 virtualization software package developed by Oracle (which bought Sun, which bought Innotek).

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VirtualBox - guest bridged connection to host's eth0 fails

I have some weird issues (or lack of understanding) with my VM Lubuntu 14.04 on a Debian Jessie host using VirtualBox. My host has a static IP on its eth0 which is wired to a Raspberry Pi 2 (also with ...
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1answer
130 views

How to get better error VirtualBox in ArchLinux

I'm using 64-bit ArchLinux host, Windows 10 guest. I've done installing the virtualbox, running dkms autoinstall, modprobing vboxdrv, and installing the guest OS (Windows 10 64-bit). But after I ...
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11 views

release modified debian distro as educational tool?

I intend to release a VirtualBox image of a modified Debian Jessie installation for educational purposes (stripped down version optimized for programming),which will be publicly available. However I ...
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1answer
145 views

TurnKey LAMP Stack - boot stops at 'Loading initial ramdisk'

I want to test out a script I found, but I am having issues even getting the VirtualBox to boot past 'Loading initial ramdisk'. I am running a LAMP Stack I got from TurnKeyLinux on Oracle VM ...
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1answer
4k views

How do I adjust the screen resolution for my Debian 8.1 64-bit VirtualBox machine?

I would like to adjust the screen resolution for my Debian 8.1 Virtual Machine (running in VirtualBox 5 on 64-bit Windows 10) from 1024x768 to 1366x768 (which for me would be full screen). Neither ...
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1answer
237 views

Virtualbox and telnet

With the latest VirtualBox it is possible to set a tcp serial. I have set port 2231 and with telnet localhost 2231, the login prompt appears on my old Unix system. The problems are: passwords are ...
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0answers
543 views

How to downgrade VirtualBox after a kernel upgrade to 4.1.4-1?

I run Arch Linux and did a complete pacman sync and upgrade of my entire system. One of the updates was a kernel upgrade that I am happy with and had no other problems with. One of the packages that ...
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1answer
420 views

Clock drift in a VirtualBox guest

I've done this command this morning: root@xxx:01:21:17:/home/xxx$ date --set "2015-08-06 02:54" Thu Aug 6 02:54:00 WIB 2015 root@xxx:02:54:00:/home/xxx$ hwclock --set --date="2015-08-06 02:54" ...
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1answer
83 views

Iptables rule to drop packets to and from local network

I want to set a virtual machine on laptop, but I don't trust the guest system fully, so I would like to block it's access to local network (to network 192.168.0.1/16 or 10.0.0.1/8 or ... the other one ...
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338 views

Unable to operate mouse in GUI on Ubuntu Server in VBox VM

Mouse can't work on Ubuntu Server (minmal virtual machine mode) in VBox VM. I ran: sudo aptitude install --without-recommends xserver-xorg-core sudo aptitude install jwm startx output: -bash: ...
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150 views

Ubuntu Server installation and usage in VirtualBox much slower with multiple cores

I wanted a fast 64-bit Ubuntu Server 14.0.4 LTS installation in a VirtualBox 5.0.0 VM on my OS X 10.10.4 host for testing. I left everything default but upped the # of cores to 4, half the cores of my ...
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1answer
270 views

How to send the Escape Key inside VirtualBox “vi” session?

When using a "vi" session within VirtualBox, how can I send the Escape Key to change modes from input mode to command mode? I have tried many combinations which do not work: Ctrl-Esc, Atl-Esc, ...
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32 views

Can't access host-only network when on two interfaces

I'm trying to use a host-only connection with my VirtualBox VM. My VM is set up and can ping the host (192.168.56.1) on vboxnet0. If I disconnect the host from my local network (internet access) I ...
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1answer
95 views

Is there any advantage to using the -j2 argument when building Linux systems in VirtualBox?

I'm using BuildRoot to build root filesystem images, from within VirtualBox. The builds are very slow. Is there any advantage to running "make -j2" in the virtual machine? The /proc/cpuinfo from ...
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2answers
82 views

VDI size increase not reflecting

I have a dynamically allocated virtual disk, which was initially 40GB. I increased the disk size from 40 GB to 100GB first and then also updated the partition using GParted as described here, ...
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2answers
292 views

How to stop scrolling from changing workspaces in i3 on CrunchBang++?

I installed CrunchBang++ on a VirtualBox machine. I installed a few packages from the welcome script and the VirtualBox guest additions. I then installed i3 and set it as my window manager by creating ...
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1answer
228 views

How to get clipboard support on a Linux server without X11

I have a virtual Linux development environment running under VirtualBox and Vagrant. I use tmux and vim to setup multiple open vim instances. I'd like to be able to copy and paste between those ...
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2answers
4k views

Issues installing linux headers on Kali 3.18

I've been trying to install virtualbox on kali-linux. But I ran into a few problems when trying to install Linux headers. Before installing anything I ran: $ apt-get upgrade $ apt-get update $ ...
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1answer
103 views

How to enable Adobe Connect screen sharing

I'm using Adobe Connect 9.1 for the meetings and I often have to demonstrate something from my Linux Mint 17.2 machine. Unfortunately, Adobe Connect AddIn doesn't support screen sharing on Linux. It ...
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1answer
2k views

Metasploitable 2 on VirtualBox. Virtualbox Host Interface Networking Error

I get this message when I try to run Metasploitable 2 on VirtualBox VM 5.0.0 win.amd64: Failed to open a session for the virtual machine Metasploitable 2. Failed to open/create the internal network ...
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1answer
191 views

Check if Ubuntu is being installed in VirtualBox VM

I am trying to automate the installation of Ubuntu from a network repository. I am now successfully able to configure the ISO image and it does the installation automatically. My requirement: I ...
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2answers
618 views

VirtualBox, Hyper-V and a Linux host

I created a Virtual Machine with Virtualbox - the host system is Linux Mint Cinnamon 17.2, the guest - Windows 8.1 Pro. I enabled all acceleration features in the VM settings. To run the WP8 emulator ...
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1answer
282 views

Using USB-MIDI controller in VirtualBox

I want to use the Akai MPK 49 master keyboard in a VirtualBox 4.3.28 Windows 7 32bit guest running a Fedora Linux 22 64bit host with kernel version 4.0.4-301. However, Virtualbox doesn't seem to ...
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0answers
232 views

Using raw physical hard disk in virtual machine, with smart capability and true model number seen

Is it possible to add an entire physical hard disk to a VM, and inside the VM see the hard disk for what it truly is? In VMware Workstation 11.1, if I add a hard disk choosing SCSI, with "Use a ...
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216 views

Weird dropshadow in Linux Mint Cinnamon panel (VirtualBox)

On my Linux Mint VM I see some weird drop shadows in my panel. What's causing this and how do I get rid of them? I tried changing themes but both dark themes ("Cinnamon" and "Linux Mint") seem to be ...
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0answers
27 views

Booting the already installed Ubuntu 14 from the VirtualBox installed in Windows 7

Like the Titles says, i was wondering if there is any way to start ubuntu System in VirtualBox from Windows 7 which is already installed on harddisk
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60 views

Tiny Login Window for Mint Linux inside virtual box

I am running a virtual box 4.3 under Mac OS on a MacBook Air. I just installed a fresh copy of Mint Linux (Cinnamon 17.2). The installation went without a problem but upon restart the login window was ...
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1answer
50 views

How do I allow other physical machines on my LAN to connect to a web server hosted within my local virtual box windows VM?

I am running Windows Server 2008 R2 within Virtual Box v4 with os x 10.6 as my host. Within Windows Server, I am running IIS and I have successfully been able to access my web server with Internet ...
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0answers
142 views

ssh publickey authentication to a Ubuntu running inside VirtualBox

I have a Ubuntu running inside a VirtualBox inside my Windows 8 desktop. I am trying to communicate between the Ubuntu and another Debian server in the network. I have enabled Port Forwarding in ...
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1answer
138 views

Cloned server will only boot read-only

I have cloned one of my servers (that is about to be shut down) into a VirtualBox machine. I used rsync for that, remembering to keep the relevant attributes etc. I also modified fstab. I have cloned ...
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2answers
447 views

Send network traffic via a Windows VM on the same host to use corporate vpn?

At work we have a VPN solution that will only work on windows. I personally do not run Windows at home and run Linux (Ubuntu 14.04). I used Virtual Box to setup a Windows 7 virtual machine to run ...
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0answers
261 views

how do I mount an external hard drive connected via SATA Wire to CentOS 7

I have CentOS 7 installed as a guest OS inside VirtualBox running on a Windows 8.1 machine. There is a SATA Wire connecting the machine to an external hard drive that used to contain a dual boot ...
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2answers
2k views

Failed to load module “glx” (module does not exist, 0)

I'm trying out arch for the first time in a virtual box following this guide. All went well and I wanted to install KDE. According to these steps I've picked the nvidia driver suite when running: ...
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1answer
2k views

VirtualBox guest cannot connect to USB drive, why not?

I have VirtualBox installed in Windows 8.1 and I am using it to launch and use CentOS 7 within VirtualBox. When I connect a USB drive to the computer, and right click over the icon circled in the ...
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1answer
1k views

CentOS 7 - Using systemctl to start headless virtual machine hangs

I'm not entirely sure if what I'm trying to do can work. I would like to run a vbox virtual machine as a service and have it enabled on startup. Here is my .service script: [Unit] ...
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1answer
114 views

Setup a classroom Linux system

I need to set up a 30-user Ubuntu classroom. All our PCs are currently Microsoft Windows based and run from Windows servers. In the school I need my students to have full access to Ubuntu OS, so that ...
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0answers
684 views

Centos 6.6 not booting on Virtualbox on Windows host

I downloaded the QuickStart VM from Cloudera that has preinstalled Spark/Hadoop etc. I have been working on that for the last 4-5 weeks and it was running absolutely fine, but recently I had to ...
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1answer
244 views

What are the differences between virtualbox-linux and installed-linux? [closed]

Is using virtualbox for running linux any different than installing linux on the machine except for performance ? Are there any drawbacks from using virtual box to run linux than trying the real thing ...
2
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0answers
4k views

“xrandr: Failed to get size of gamma for output default” for Guest CENTOS 6.6, HOST OS Windows 7 enterprise

I am getting the following errors: xrandr: Failed to get size of gamma for output default Screen 0: minimum 640 x 480, current 1024 x 768, maximum 1024 x 768 default connected 1024x768+0+0 0mm ...
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0answers
58 views

Export virtualbox image files from a linux box

We have a Linux box that we used to have support for. but the company that supports the box went out of business. The server (I believe is Ubuntu) was backing up our physical servers and creates an ...
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2answers
9k views

Installation Step Failed (installing the system) - Kali Linux [closed]

I am trying to install Kali Linux on a Virtual Machine using Virtual Box on an OS X host. The only issue is I get this error: Here are logs of my errors: hardware-summary partman syslog Also if ...
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0answers
562 views

VirtualBox network interface with custom CIDR and internet access

I have an OpenStack setup running on VirtualBox. The host OS is Ubuntu, and the guest OSes are all Ubuntu. I use 3 VirtualBox VMs to setup and install OpenStack. My OpenStack setup further spawns ...
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0answers
81 views

Issues with getting a tun0 connection to route any and all connections from eth0 to be made to this interface and if not working drop

So I've been having this issue for a while and the internet has been mixed for a response. Sadly most configurations for setting up a VPN seem to assume you are running both a vpn client and server ...
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3answers
7k views

Installing VBox Guest Additions when there is no X-server

I'm using Virtual Box on my windows 8.1 host machine. I have installed CentOS & Ubuntu in 'Graphical Mode' and had sufficient practice. But now I wanted to switch to 'Command Line Mode" ...
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1answer
187 views

autostartdbpath missing from VBoxManage setproperty

I am trying to autostart my VM's on a debian box using VirtualBox. Whenever I issue the command VBoxManage setproperty autostartdbpath /etc/vbox I get the following output. ...
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1answer
2k views

GParted LiveCD fails to start

I have a VM setup in VirtualBox (LinuxMint 17.1). But I'm trying to boot to GParted so I can resize a partition. I'm using gparted-live-0.22.0-2-amd64.iso and it boots correctly. I've tried every ...
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0answers
140 views

Kali is in virtual box is not finding IP when booted as HostOnly. How to solve?

I have setup Kali Linux in OracleVM. When I installed the OS, its network type was NAT. But, when I changed that to HostOnlyNetwork, it is not finding its IP address. Now when I changed it back to ...
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0answers
35 views

Windows keep resizing by them selfs in Fedora 21 VM Virtualbox, host Fedora 21

It's really annoying but I've been getting this behaviour lately in my test machine: Fedora 21 x86_64 KDE VM in VirtualBox the host is Fedora 21. Here is a pic: I put the system to saved mode if I ...
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1answer
224 views

USB not working : USB Ports Hijacked/Reserved Permanently by VirtualBox

This scary incident happened today morning. I started a virtual machine inside my Linux Mint host and shared my USB Wireless device with the machine. The virtual machine's image resided in an ...
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1answer
93 views

How do I keep the time on a server (virtual machine) updated over time?

I have a virtual machine running headless in my machine. When I start it for the first time, the result of date command is correct. But after about a day or 2, I SSH into it and the date command has ...