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

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3
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57 views

Enable touch screen on CentOS 7

I have CentOS 7 installed as a guest OS inside VirtualBox running in a Windows 8.1 host machine. The host is a notebook computer with a touch screen. The windows host can accept touch screen ...
3
votes
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165 views

Can't connect to Virtualbox VM's static IP which is in a different subnet from the hosts's IP, but statically routed to the host HW addr

I have a physical server running Ubuntu Trusty (14.04) at a data centre where they assigned one IP address, as well as a /28 block (16 IP addresses, 14 usable) from a different subnet. They said that ...
3
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247 views

Does ZFS for Linux over stress VirtualBox?

I've been using MD raid + LVM for many years, but recently decided to take a look at ZFS. In order to try it, I created a VirtualBox VM with a similar layout to my main server - 7 'SATA' drives or ...
3
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186 views

Can I exclude some key bindings in VirtualBox?

I am running Ubuntu 14.10 as my host system. Then I have Virtualbox with Windows 8.1 as guest OS. I am using workspaces in Ubuntu and I want to run Virtualbox in fullscreen in one workspace and at the ...
3
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0answers
811 views

VirtualBox guest machine as a nginx host

I have VirtualBox 4.3.12 with Fedora 20 and nginx 1.4.7 installed. Machine has Bridged Network interface and pings can be done both ways: from host machine (Windows 7) using ping 192.168.0.15 (...
3
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274 views

Why doesn't ufw enforce firewall rules for traffic coming from Virtualbox VM

I've been running Linux Mint 17 on my laptop for a while and thought I had it locked down to not allow any incoming traffic through "Firewall Configuration" (ufw GUI)—I have also validated this from ...
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votes
0answers
7k views

vboxpci: IOMMU not found (not registered)

I'm running Arch with 3.6.10 kernel, When vboxpci module is loaded, it tells me vboxpci: IOMMU not found (not registered), But I checked my kernel config, I have the INTEL_IOMMU set already (I uses ...
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328 views

Increasing serial baud rate within Ubuntu under VirtualBox

I'm debugging a kernel module under VirtualBox with a guest and host OS as Ubuntu 10.10. I'm using the virtualbox serial port but I'm maxing out at the baudrate 115200. My grub config looks like this.....
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26 views

Mouse auto-scroll (VirtualBox)

Problem: I am looking to add auto-scrolling--the function of panning a window after pressing the middle-mouse button--to my environment and all user applications. The best solution I've found is ...
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47 views

Change with the command iptables not reflected in the output of the command netstat

Scenario: A virtual machine UU (abbrev for Ubuntu) is serving a web-page. The web-page is accessible on CO (abbrev. for CentOS) which has the Virtual Box on which UU is running. However the web-page ...
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394 views

Virtualbox and GPU Pass-trough: Device with host PCI address already attached to this VM

I have server with several GPUs. My idea is to attach them to different VMs in order to use that VMs in CUDA (or OpenCL) calculations. My setup: CPU: Intel Xeon E5-2670 GPUs: 1 x Radeon HD 7970 $...
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518 views

How to get the VPN icon in Kali 2.0 (gnome) as root?

I have trouble getting the VPN status icon into the top bar for Kali 2.0 (gnome). Installation I recently installed latest kali 2.0 (in a VirtualBox from kali-linux-2.0-amd64.iso). I checked the ...
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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 ...
2
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0answers
250 views

How to update ip in hosts file automatically from a VirtualBox guest?

I have a VirtualBox guest running Debian with Bridged Adapter. The host is running on Windows 8. I would like to connect from the host to the guest through a specific port. I came up with the ...
2
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0answers
72 views

Automate a gratuitous ARP every x seconds

There may be another issue here, so any other questions or comments are welcome. I have a CentOS 6.6 VM running under VirtualBox. It is connected to a GNS3 topology using a UDPTunnel. Everything ...
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votes
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412 views

Virtualbox guest responding really slow over SSH, VBoxHeadLess stuck in 99.9% system time

I've been using Vagrant/virtualbox on a relatively new laptop with decent specs (16GB memory, Intel i7 4710HQ cpu, dual m-sata SSD). So far, with every guest I run, I encounter really high latency, ...
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41 views

guest owns NIC, host and other guests access via NAT

OK, this is a bit complicated. On my host OS, when Guest1 is running, I want any incoming connections to go to guest1. So from the outside the system looks like guest1. But I still need to access ...
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0answers
77 views

Linux Apache VM Port Issue

I have a RHEL VirtualBox VM in bridged mode so it can be accessed from the LAN. RHEL hosts an HTTPD server configured to listen on ports 80, 8080 and 8181. netstat -an | grep :8 confirms that port 80, ...
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0answers
81 views

Keyboard error in Fedora 20 (virtualbox)

When I press the ALT key it also presses the CTRL key in the guest machine (Fedora 20). This prevents me from typing [ ] { } ~ ... and so forth. My current workaround is: After I press ALT I press ...
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0answers
203 views

Configuring default static routes with RIPv2

I am currently working on an assignment managing a smaller virtual network with virtual box and tiny core Linux. (Using quagga) I am supposed to let RIP handle the default routing, though I cannot ...
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417 views

DNS works half of the time in Oracle VirtualBox and I can't even maintain /etc/hosts file

I have installed three Linuxes on same laptop and same VirtualBox and this is my success ratio with DNS: HortonWorks & CentOS. Worked for 5 minutes and never after that again. VM image ...
2
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0answers
430 views

Debian 64-bit sees less than 4GB of RAM

I have a Debian wheezy (7.4) amd64 virtual machine running under VirtualBox 4.3.10 on a Win7 x64 host with AMD A10-5700 processor. The virtual machine is configured with 16GB of memory (the host has ...
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159 views

sharing folders in virtual box

I'm trying to run a Linux Mint guest inside a Linux Mint host(both 64-bit). I've installed Guest Additions etc. But I'm not able to access the shared folder. sudo mount -t vboxsf kernel /media/...
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313 views

Startx Segmentation fault error after installing VirtualGuest Additions for Virtualbox

I have been using my backtrack version 5 on the Virtualbox for some time now but I had a resolution problem and after searching found out I better install VirtualGuest additions. However after ...
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428 views

After installing VirtualBox to Fedora 17 the system won't boot (NVidia drivers)

My luck I had couple of older kernels, which work. The new kernel, probably somehow patched by VirtualBox fails to load. What fails is X-server, when it tries to start, here's the log: [ 14.284] (...
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0answers
3k views

Using a bridge, an LXC container can't ping router, but the host OS can

I've got a virtual machine running under virtualbox, and in that virtual machine I've got an LXC container I'm trying to bridge to virtualbox's NAT interface: ------------- ----------- -----...
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1k views

Error: invalid arch independent ELF magic, while loading a VirtualBox machine with Ubuntu Tinyos

I've created a virtual machine with Ubuntu (having TinyOS). The problem arises when I start the machine. I immediately get a black screen with written: GRUB loading. error: invalid arch independent ...
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0answers
425 views

How to manage 2 vm using upstart?

I use an upstart script to monitor a vm and respawn it when it gets killed. I would like to simulate a failover by doing the following. Create a clone of the VM1 say VM2. When either of them is ...
2
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0answers
679 views

VirtualBox with aMule - How to configure network, port forwarding… properly?

for security reasons I am running aMule inside VirtualBox. Guest and Host systems are Linux (to be more specific Arch 64 distro) Host system has public ip directly connected to internet (no router) ...
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votes
0answers
152 views

VirtualBox appliance import locks up system

I have a Windows Vista x64 appliance that I am trying to import into the Open Source Edition of VirtualBox on Linux Mint 11 x86-64. The ovf file is 21.3 GB in size. The problem I am having is that ...
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0answers
1k views

TP-Link WN321G USB wlan in VirtualBox Ubuntu guest

I am trying wifi usb stick tp-link wn321g @ ubuntu 11.04 (in virtualbox), so far I was able to scan the air, connect to a wpa2 network and do some basic information gathering using airodump-ng Now ...
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0answers
335 views

VirtualBox bug[?] when Chainloading Grub2

Regarding this: How to install Fedora&Ubuntu with encrypted VG's on one disk? So booted into Ubuntu..and I run this script: #!/bin/bash # show the bootlist of grub when booting pc sed -i....
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0answers
12 views

Which version of VBOX API does libvirt support?

I have libvirt 1.3.5 and virtualbox 5.0.20 installed on my Gentoo system. When I start the libvirtd service, I got Libvirt doesn't support VirtualBox API version 5000020 Where can I found out which ...
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0answers
45 views

Can you set an initial size to a Virtualbox Dynamically Allocated Storage Drive?

I want to set the drive so it acts as a fixed drive up until a certain size and dynamically resizes after that point. For example, set the device so that it has 8GB to start with, and once it hits 8GB ...
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0answers
104 views

Fedora 23: installation on virtual box windows 10 host

I am trying to install Fedora 23 on VirtualBox running on Windows 10 host. I am using Fedora-Live-Workstation-x86_64-23-10.iso to install. Configuration Selected: RAM allocated: 4096 MB HDD ...
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0answers
118 views

Kali Linux Rolling Alfa NHA wireless Error -22, Kali in Virtual Box (host Kali) Live Mode

Hi Ive just purchased an Alfa AWUS036NHA wireless USB wireless Adapter. I have also just upgraded the installed Kali 2.0 Sana on my hard drive to the new Kali rolling. There seems to be issues ...
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0answers
38 views

I cannnot connect to guest os(protostar) through ssh from host-pc (linux mint)

I'm trying to connect a to guest machine (protostar) through ssh from my host PC (Linux Mint). I'm using VirtualBox. I tried: setting up hostonlyadapters. setting up NAT Networking. ...
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0answers
80 views

Configure VM on Windows 10 with VirtualBox similar to Docker Quick Start Terminal

Docker Toolbox for Windows uses boot2docker.iso for creating Linux VM and puts Docker Quick Start Terminal shortcut which when started opens bash shell to home directory on Windows. When executing cd ...
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0answers
70 views

How to block access to “private” host-only network from VirtualBox nat interface (separate host-only networks)?

Scenario: 1 VirtualBox host with many vms. Different host-only networks are configured for different vm categories: Some vms are "private", others are "standard" vms. Most of these vms, including some ...
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0answers
43 views

How does Ubuntu's indexation work on a virtual machine?

I have read on https://help.ubuntu.com/community/FindingFiles the following sentence: Thankfully my computer indexes all my files every night while I sleep and I can search just the index, which ...
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0answers
85 views

How to make an iproute2 bridge setup permanent?

I've set up an archlinux inside a Oracle Virtual Box. To be able to reach the VM from the LAN I have added a bridge adapter and configured the guest system following the instructions from the Arch ...
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vote
0answers
90 views

Broken behavior when checking “3D acceleration”

I have installed Ubuntu 15.10 in a VirtualBox on a Windows 7 host. I have tried installing the Guest Additions both from the provided VirtualBox ISO as well as sudo apt-get install virtualbox-guest-...
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vote
0answers
46 views

How can I figure out why an HID unikey device is not being recognized by the software needing it?

I have a custom built CentOS machine. For those of you who know Vagrant, the image is at https://atlas.hashicorp.com/puppetlabs/boxes/centos-7.2-64-puppet. When I connect an HID Unikey device to this ...
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0answers
44 views

Static ip for Virtualbox using bridge connection

I need to use the remoteapp on Ubuntu 14.04 using virtualbox running Win7. But the real problem is I can only access the remoteapp when connected to a wlan or eth using bridge network. Otherwise it ...
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0answers
169 views

NFS over TCP not available from (My server ip) - network is unreachable & permission denied

I am trying to boot linux mint from a server I set up in virtualbox. Server is running in linux mint, and the client that I'm testing on (also virtualbox) is disk-less and booting over network. After ...
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0answers
20 views

Virtualbox Guest Additions packages?

As I move to look at virtualbox for the small/medium business where I've used vmware previously, I'm interested in a proper kickstart for my RHEL5/6/7 hosts. I'm used to using proper vmware guest ...
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0answers
85 views

VirtualBox linked clones - does updating parent automatically update children?

I have tried linked clones, immutable, multiattach everything but I am not sure if I am doing something wrong. I have the following scenario - (parent) - base install, updates as of Monday (child 1)...
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0answers
87 views

TL-WN722N blocking processes on Kali Linux 2.0

today I'm looking for some serious help with getting my TP-Link TL-WN722N to work on my Kali Linux 2.0 VM. Just for some background, I'm running Kali Linux 2 within my Mac OS (Yosemite) using ...
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0answers
47 views

SSH installation error in Ubuntu running within VirtualBox

New to VirtualBox and VM, I am running Ubuntu with 14.04 on latest VirtualBox. I have 2 network adapters: Host-only NAT I run the following command to install SSH: $ sudo apt-get install openssh-...
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0answers
25 views

Ubuntu Server x64 - VirtualBox - GRUB

I using Ubuntu Server 15.10/amd64 and when installation on VirtualBox begins to end I saw message "failed to install GRUB record". And when I tried run the system without GRUB it's showed up black ...