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

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CentOS 7 Virtualbox VM SSH Connection Suddenly Refused

I am new to linux and am working with a minimal CentOS 7 installation on a VM running on Virtualbox with a Win10 host. Up until today, I was able to use PuTTy and WinSCP to SSH into the VM from the ...
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Virtualbox Win7 guest on Linux host can't see Internet when host connected via wifi extender

I have a Windows 7 VM set up as a guest in VirtualBox 5.2.16-123759 running on Ubuntu 16.04.4. The VM is configured to access the Internet using the host's wifi device as a bridged adapter. When the ...
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VirtualBox suddenly returning Hyper-V errors, despite hyper-v being disabled

I've encountered a recent issue in VirtualBox. It's recently started giving me errors such as: VT-x is not available(VERR_VMX_NO_VMX). On another one of my virtual machines it says: Raw-mode is ...
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Clipboard in VirtualBox at login dialog

I have a Linux Host (Fedora 28) with a Windows 7 VirtualBox Guest. Clipboard works fine but it isn't available at login time. So it's a pain, I have to type a very very long password... Is there a way ...
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49 views

Completely isolating my VM from my host machine

I'm scam-baiting fake tech support people (like the ones who ask you to go to 7/11 and buy $200 Google Play gift cards for payment after running netstat and saying that you've been hacked). Most of ...
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45 views

Virtualbox consuming all of my memory

System specs are as follows:62.8GB of RAM1TB of Hard drive space - Samsung 960 Pro M.2CPU is an AMD Threadripper 1950x - 16CoreRunning Ubuntu 17.10Virtualbox 5.1.34_Ubuntur121010So I started ...
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Steps to use Zabbix in Virtualbox

I can not find concise instructions for using the Zabbix preconfigured VM on a windows host using VirtualBox.I tried doing it by following intuition by downloading VirtualBox from here:https://www....
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FFmpeg 4 versus version 2.2 very slow transcodes in VMWare CentOS 6 container

Whist using "ffmpeg version n4.0.1" I've noticed that on CentOS6 host within a VMware container the video transcoding takes almost twice as long as "ffmpeg version 2.2.1".Benchmarks below, ran 3 ...
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Resizing VirtualBox's disk size

I have a VM (VirtualBox) and its disk partitions are set up like this:$ df -h Filesystem Size Used Avail Use% Mounted onudev 979M 0 979M 0% /devtmpfs 200M 24M ...
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The vm do not share clipboard with my Mac [duplicate]

I have VirtualBox in my Mac, my vm ubuntu running on it, and the vm's settings Shared Clipboard is Bidirectional, but when I copy text in Mac, I can not past to the vm's terminal, vice-versa. They do ...
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VirtualBox display ratio 26:9, not 16:9

I have Ubuntu 16.04LTS and just upgraded my VirtualBox to 5.2.12 with the new guest additions. Before, I had a nice Windows client that had a 16:9 display ratio, perfect for filling my 27" monitor. ...
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Virtual Box window size and position freezes after a while

I have just installed Virtual Box version 5.2.14 r123301 (Qt5.6.2), including the VirtualBox Extension Pack, on my Windows 10 Pro machine.The guest OS is Ubuntu 16.04 LTS with Guest Additions ...
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25 views

Check Point VPN client alternatives

On Windows I can connect to a VPN with the Check Point Endpoint Security client.However, since my main desktop is Ubuntu 18.04 I found an alternative client (SNX) which worked until some weeks ago. (...
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Weird Black Borders when trying to play a game on Win 7 VM Virtualbox

I have spent multiple hours thoroughly searching for my problem on Google, this forum, and other relatable sources and couldn't find a solution. This is a desperate cry for help. I'd really appreciate ...
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15 views

use my VM as local LAN device on the same network

I have arch linux on my virtual box VM and base mechine is MAC OS so iwant to use that VM as a LAN computer on my network on the same network currently it is using NAT how to accomplish this task