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

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What is causing this Ubuntu boot failure?

Got this screen, it doesn't react. I cannot move further at all. I've searched extensively online, but didn't didn't find anything helpful. I thought it's a connectivity issue between my screen ...
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2answers
17 views

Why can't the guest of VirtualBox connect to network?

I have installed CentOS 7 on virtualbox, and network setting is NAT. The guest can't connect to network: systemctl -l status network output likes this: ip addr output likes this: Could anyone ...
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1answer
14 views

Can't find one virtual machine whose network IPV4 is DHCP enabled

I had a virtual machine which I connect remotely from my windows machine. Virtual machines TCP/IPV4 property was assigned one static IP address by the network administrator. I have changed that from ...
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3answers
20 views

How does virtualbox get the network configurations?

I am installing CentOS 7 on virtualbox. On "Network & Host Name" screen: When toggle the "OFF" to "ON", I can see the IP, DNS, netmask are all configured: I am curious about how does ...
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1answer
23 views

Chrome & IE can't access local website, while Firefox can. How to debug?

1. Enviroment 1.1 Host machine Windows 8.1 Enterprise Chrome v42.0.2311.152 Firefox v38.0.1 IE v11.0.9600.17031 VirtialBox Vagrant 80 port forwarded to port 80 at guest machine at 192.168.56.101 ...
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0answers
19 views

DNS not functioning on command line

I recently did a combination of Vagrant + VirtualBox stuff on my machine to try to get a virtualized Ubuntu install working. However, I had no luck with it so I just uninstalled everything. Ever since ...
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0answers
14 views

Windows 7 - VirtualBox - OpenVPN - Ubuntu 12.04

I have Windows 7 64bit Professional. On this I have installed a VirtualBox with Ubuntu Server 12.04. OpenVPN is installed on both. I need to allow internet on Ubuntu and I also need to connect to a ...
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0answers
12 views

Resume installation/download after saving state of VM

I'm using VirtualBox as a VM and I was wondering the following. If I am doing an installation of some sort (lets say. windows updates) and it seems to take longer than I want... If I were to save my ...
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1answer
15 views

VT-x on 4790 on H97-D3H-CF

I am trying to enable VT-x on a 4790 CPU and a H97-D3H-CF mainboard to be able to run virtualbox/vagrant. The Intel Processor Identification Utility lists "Intel(R) Virtualization Technology: No". I ...
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16 views

Guest OS in Ubuntu 14.04 cannot access internet with NAT mode

In ubuntu 12.04, Vbox 4.2.30 there is no problem at all. However, in 14.04, the guest OS like win 7, win 8, win 10, cannot access internet. The guest OS can actually get the ip and ping the gateway ...
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1answer
19 views

how compatible between virtualbox 4.2 and 4.3?

I plan to upgrade my virtualbox to 4.3. But all my guest OSs (win7, linux) are created under 4.2. Will the upgrade cause any problem in virtual machines? I do not want to reinstall all my guest ...
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16 views

point multiple ip address to hosting

I have centos server, earlier it had 1 ip [ a.b.c.d ] (external ip , eg., 141.101.114.59). Now, I bought 2 additional ip [b.c.d.e , f.g.h.i] (external ip , e.g, 190.93.244.58 , 130.93.245.8 ). I have ...
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2answers
27 views

Interacting with VirtualBox using phpVirtualBox

I have VirtualBox up and running on my Linux machine. I've installed Apache and PHP, and have http://sourceforge.net/projects/phpvirtualbox/ up and running. I created a new virtual machine using ...
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1answer
11 views

How can I change the admin username in phpVirtualBox

I am using phpVirtualBox. The default setup adds a user with username: admin and password: admin. I can change the password, but can't seem to change the username. How can this be accomplished?
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1answer
18 views

Network printing in FreeDOS (VirtualBox) to a Shared Windows Printer?

I have a scenario with a printer on a Windows 8 machine that needs to be shared to a FreeDOS instance that is running on same said machine via VirtualBox. Initially I'd hoped that there was a printer ...
1
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1answer
19 views

VirtualBox and non-system disk fragmented to 41%?

I've installed VirtualBox reccently and have been playing around with installing different systems and working with them. I've created five different virutal machines: Windows 10 Technical Preview ...
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0answers
10 views

Can't access rails server on VM form host

I have a rails server on virtual machine and I need to access localhost from host. I've tried both NAT (by port forwarding - port 80 and 3000 on the guest side) and bridged adapter but nothing seems ...
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0answers
24 views

VirtualBox startup issue

Here is the full log for VirtualBox startup issue: 160c.16c4: supR3HardNtViCallWinVerifyTrustCatFile: cbHash=20 wszDigest=C75E94FF3BF78694A128A7B4083A02F169494F95 160c.16c4: ...
2
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1answer
17 views

Create Server on VirtualBox visible from outside, host is not behind router

I am trying to create a web server on a Virtual Machine. I would be happy even if I could access it with something like http://xxx.xxx.xxx.xxx:[port_no] Everything is installed but the step of facing ...
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0answers
10 views

Virtualbox Linux guest to inherit host user db and/or LDAP

Is there a way for a Linux guest to inherit the user db/definition of the host and/or the LDAP user of the host? By user db, I meant the users' names and group membership as visible on the host. ...
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0answers
12 views

Oracle VirtualBox aborted when the host system lock

I have installed oracle virtual box 4.3.28 in a Windows 7 Enterprise SP1 OS in office PC.Thinking of that I will create as a SQL database server so that others can connected to that sql server and do ...
0
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1answer
13 views

Solr configuration CentOS7 VM

We have installed a CentOS-7 in a VM using VirtualBox. Also, we have set the network configuration to use a proxy in order to have internet access. In the VirtualBox Network configuration we have ...
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1answer
16 views

Using /etc/fstab to add a mount as a user (VirtualBox, centos)

I'm mounting my mac folder as a share in virtualBox CentOS6 machine with the following command: mount -t vboxsf git /mnt/git/ -o uid=500,gid=500 It works perfectly but I can't figure out how to ...
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0answers
25 views

Virtual Boxes, Linux hosts, Windows guests, Shared folders and Recycle bins

Basically what I am looking for is a way for sharing folders between my Debian Jessie host and Windows 7 guest without the fear that I accidentally delete files under Windows and have no (convenient) ...
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0answers
25 views

VM: Mac OSX Host, Windows Guest: Use VT-d so that the fast GPU is available for the VM?

Vt-d is enabled in recent MacBook Pros, but I did not find any information on actual gpu sharing. Is it possible to set up a MacBook Pro with two GPUs (Intel, nVidia or AMD) so that I can use the ...
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0answers
25 views

Syntek 1160 causing crash of VirtualBox

I have a Syntek 1160 based USB dongle to capture feed from a traditional PAL camera. I am able to view and record the feed with VLC or ffmpeg on Linux. Unfortunately for the purpose of my project I am ...
0
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1answer
21 views

Route all Ubuntu traffic to Windows 7 Virtualbox with Juniper VPN

I have to use Juniper VPN to connect to my company's VPN. Unfortunately my company doesn't allow connections directly from Ubuntu. So I have a minimal Windows 7 VM in VirtualBox and run Juniper from ...
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0answers
11 views

3D printer with Arduino 2560 on Linux: Printer software can not find the printer

I am trying to setup the software for a 3D printer (Delta printer connected via an Arduino 2560) on Linux. The system works with RepetierHost and RepetierServer on Windows 7. I have tried ...
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0answers
19 views

Fast TSC calibration failed

I am trying to install ubuntu 14.0.4.2 32bit on my virtual box 4.3.28. When I insert the iso image as a virtual drive the startup of the installation process stops at [ 0.000000] tsc: Fast TSC ...
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0answers
84 views

Vmware/Virtualbox Yosemite OSX Not booting stuck 50% Halfway

I've spent 2 days and scoured the depths of google in a attempt to get past the boot screen of Mac OS X Yosemite Niresh. 10.10. In a virtual machine It's constantly stuck at 50% after extremely slow ...
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0answers
22 views

Using vagrant and docker on Windows

I'm trying to dockerize my rails application but I have one tricky constraint: one of the developers is using Windows. Vagrantfile: # -*- mode: ruby -*- # vi: set ft=ruby : ...
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1answer
17 views

Clear sensitive information from vdi

I'm able to obtain file names and their contents from vdi image using grep despite the files were deleted. Example output: MICROS~3.DLLans0��1FR�b��?,|�R��?,|�R��?,|�R�� ...
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1answer
18 views

What is the best VBox network configuration scheme for reaching a network adapter?

Maybe my question can appear trivial, but I am completly lost with all the available network configurations in Virtual Box. My problem is as follow, I have an hardware with a static IP adress ...
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0answers
31 views

virtualbox host only network adapter IP address goes to host machine instead of guest

I have setup my virtualbox with two adapters, one NAT for internet access inside Guest; and one Host Only to access guest from Host. When I enabled DHCP for a host only network, everything was working ...
0
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1answer
30 views

Creating a DHCP server on a Virtual Machine

i have a Windows 8 machine with PFsense in virtual box. The host have the following nics: Wi-fi Ethernet I have 3 network adaptares on the virtual Machine: Wan (Bridged adapter through host's ...
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0answers
20 views

How do I run Debian via VirtualBox using the physical partitions (rawdisk)?

Disclaimer: My question is different to and not answered in any of these similar questions: VirtualBox: using physical partition as virtual drive Running Mac OS X Physical Partition Inside ...
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0answers
14 views

extracting info from virtualbox .sav file?

I have a .sav file of VirtualBox which I want to restore. But the problem is I only have this file (without any other info of the disk file and RAM size and so on). I tried to duplicate one of my ...
0
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1answer
21 views

CentOS 7 VirtualBox no internet access

I am having trouble connecting my CentOS 7 guest to the internet. My VirtualBox Network configuration is as follows: Adapter 1: NAT; Adapter 2: Host-Only (vboxnet0) vboxnet0 is connected set up ...
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0answers
16 views

Bridged networking in VirtualBox as non-admin

I use VirtualBox under Win7 and I want to use a bridged networking adapter and bridge to a specific interface on the host. However for some reason this is not possible: "Invalid settings" and no ...
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0answers
5 views

VPN PPTP Connection Shared With--Or From Within--VirtualBox VM

Using a Windows 7 host and a PPTP connection I've been unable to get the VPN working with a VM running a RedHat Linux derivative. Sharing the host's PPTP connection with VirtualBox's host-only network ...
0
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1answer
26 views

Private host with static ip on VMware

I have an Ubuntu virtual machine that I run on my Windows 7 laptop with VMware player 7.1.0. Here is the setup: Virtual Machine Settings > Network connection : Bridged. Settings of the Ubuntu ...
0
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1answer
26 views

Connection refused for port 80 in VirtualBox. But only for CentOS VM

after having this issue this morning I have done A LOT of reading of other questions. So hopefully I can provide plenty of info to assist in solving this I can SSH using standard port 22 to the VM ...
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2answers
38 views

In Virtual Box, how do you know which NIC is which from the linux command line?

I've run into a problem a few times now where I'm installing linux in a virtual machine, and all of my interfaces look like "enp0s3" or "enp0s8" ect. In one test, I was running a VM with 4 virtual ...
0
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0answers
14 views

Running virtual machine from raw disk on a dual-boot machine

I have multiple hard drives, one an SSD running Windows 7, and another conventional HDD with Debian 8 on it, running off a 1TB external HDD (which is always connected, but through USB). I currently ...
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31 views

ssh doesn't work between Mac OS X (10.10.3) and Cloudera VM

Perhaps I am missing out something very basic, but it is just not working out for me... Objective is to setup passwords authentication (using ssh) between the two systems involved. The two systems ...
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1answer
39 views

Can KVM run on top of host OS?

I was interested in experimenting with Xen until I discovered that it has to be installed bare metal. Hence, if I have a Linux machine and want to use it to run a Xen hypervisor, I have to install the ...
0
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1answer
35 views

What is necessary for a virtualbox machine to be used with different hosts (linux and windows)?

One big advantage of Virtual Machines is the fact that they are somewhat independent of the underlying hardware. My goal is to have a Virtualbox image on an external USB-drive that I can use with ...
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0answers
47 views

Virtualbox VMmanage cpuidset - access denied

hello I'm trying to install OS X Yosemite on my machine. Running a intel core i5-4210u CPU with Windows 8.1 and Virtualbox 4.3.26. however the installation freezes around 40-50% and doesn't progress ...
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0answers
23 views

Virtualbox - Lubuntu - cannot login

Host: Mavericks Guest: Lubuntu 14.10 on virtualbox (osboxes.org) All of a sudden I cannot login to Lubuntu. When I input the password I can see what it looks a terminal window for less than a second, ...
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0answers
13 views

let virtualbox guest user access VBoxControl

I want to write a script to startup a virtualbox vm and execute some commands once the openbox session has begun. I read that I can do this using the guestproperty method in VBoxManage, provided I ...