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Questions tagged [virtualbox]

Oracle VM VirtualBox is a desktop virtualization product for x86, AMD64 and Intel64 processor architectures.

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Unable to access apache port running on virtualbox vm centos 7.3 bridged connection

I have been running some websites on my PC directly from virtualbox centos7.3 vm. It is running through bridged connection. I installed erpnext and ran through proxy through nginx to apache. I have ...
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OracleLinux 7.5 Virtual Box No IP [migrated]

Host is Mac OS High Sierra VBox version is 5.2.16 Guest is Oracle Linux 7 VM Network Adaper type is Bridged I installed and set this VM on whilst on network 172.16.21.0, and it worked fine with the ...
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1answer
19 views

Issue with configuring internet gateway on Debian server

VM2 connected to internet gateway (VM1) cannot access internet (VirtualBox) I have installed VirtualBox VMs on my Linux (Ubuntu) which has wired internet connection. I want to connect my VM2 (Server ...
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7 views

Why does VirtualBox on OSX host not take all cores/CPU power as configured? [migrated]

I have a ubuntu VM running within virtual box on a OSX host system with a quadcore MBP. The guest is configured to use all cores up to 95% of the CPU. Now doing heavy load on the guest (indexing with ...
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42 views

Public access to VMs in NAT mode VirtualBox

I am trying to make a vm publicly accessible and it seems I am missing something obvious. Since I do not have any control on the router, I choose NAT with port forwarding. Here are my rules: NIC 1: ...
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1answer
18 views

Access to the Docker containers

For example I have Host Machine HM (Mac OS). Inside HM I have installed Virtual Box that contains one virtual machine (boot2docker) VM1 (192.168.99.1 at my host interface). Inside VM1 I have docker's ...
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1answer
44 views

Forwarding and routing issues using linux bridge

I have two containers running (A and B) inside a Virtual Machine (Ubuntu 18.04). For network simulation purposes I am routing packets from A to B (this part works). What I want to do is to allow A and ...
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23 views

How to migrate windows guest from XenServer 6.5 to Virtualbox (latest)

Does anyone know the simplest way to migrate a Windows 10 Pro (x64) guest from a XenServer 6.5 host to Virtualbox? XenServer is proving to be very difficult to manage for this setup, which is to ...
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1answer
37 views

CentOS VitualBox Downgrade

I got a linux CentOS 7 as a host for virtual machines enviroments, mostly Windows. I use VirtualBox with Vagrant to build the machines. Lately I upgraded both: VirtualBox from 5.2.18 to 5.2.22 and ...
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44 views

Network Load Balancing Cluster in a bridged network

I have three virtual machines (Virtualbox if it matters). They are all connected using bridge mode. (They also have a second NAT adapter if it matters) I configured a network load balancing cluster in ...
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1answer
64 views

Unable to SSH from Mac OS to Ubuntu VM on Virtualbox

I was looking for some assistance with SSH. I have a Mac and on it, I have virtualbox installed. I have 2 VM's on it, one is a windows 10 VM and another one is Ubuntu. Both exposed to each other on ...
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Virtual Server running Windows 2008 TS is Slow - What key stats would be valuable to review?

In our organization we have 3 physical servers that host 15 virtual servers and I use one those servers for WordPress Development (with WAMP). The virtual server is very slow to the point where I have ...
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1answer
97 views

How can systemd autostart and control VirtualBox guests?

In my particular case, with a new server installation of Ubuntu 18.04 Bionic and VirtualBox-5.2.20, it appears the old method of auto-starting guests is no longer available. Not that it was that ...
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33 views

One public IP - forward multiple ports to VM

I have stuck with my VM network settings. I have Windows Server with accountant software on it, and also want to have VM with telephony PBX (linux) on this server. Problem is I have only one public ...
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36 views

Hard disk problems in guest (not host) cause VirtualBox guest to get stuck

I started using VirtualBox on a new host. For the second time, one of the guest instances gets stuck. After I restart it (which necessitated kill -1 of its process), I see the below lines in its ...
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1answer
59 views

Windows server VM can't access internet through pfSense

System overview: 1.Ubuntu 18.4 running virtualbox. 2.Two VM machines, pfSense firewall and windows server 2016. I'am trying to configure the windows server to go through the pfSense, so i chosed a ...
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1answer
24 views

Vagrant/VirtualBox guest boots only in single processor mode after upgrading Ubuntu guest from 16 to 18

I had a running WEB server with Ubuntu 14.04.5 LTS with LAMP environment. The server is running in a Vagrant/VirtualBox virtual machine. I upgraded it successfully to Ubuntu 16. After that I tried to ...
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1answer
21 views

Vagrant/VirtualBox guest doesn't boot completely after upgrading Ubuntu guest from 14 to 16

I have a running WEB server with Ubuntu 14.04.5 LTS with LAMP environment. The server is running in a Vagrant/VirtualBox virtual machine. I made a release upgrade to Ubuntu 16. The upgrade had no ...
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23 views

VBoxManage.exe: error: Context: “enum RTEXITCODE __cdecl handleImportAppliance(s truct HandlerArg *)” at line 886 of file VBoxManageAppliance.cpp

I am trying to setup amazon ec2 linux instance in vagrant. Based on suggestion here Vagrant box most similar to Amazon EC2 instances suggestion of eneset vagrant init mvbcoding/awslinux; vagrant up -...
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154 views

On VirtualBox, is there a way to set 'Reinitialize MAC address' as default?

When cloning a VirtualBox instance, is there a way to set the "Reinitialize the MAC address of all network cards" as the default? Humans sometimes forget to tick this box, with the resulting horror ...
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5 views

are there any way to remount group folder from virtualbox?

I would like to know if there are any way to remount my group folder from VirtualBox VMs folder with its configuration as before? I had to format my / partition , and I Have my vms on my home folder , ...
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142 views

Vagrant up not working, it requires a manual fsck

My setup: My OS is Ubuntu 18.04 Vagrant 2.0.0 VirtualBox 5.2.18 r124319 Ubuntu installed into vagrant/virtualbox (version uknown) sudo vagrant up was always working, suddenly it has stopped working.....
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1answer
96 views

specify network interface for kubesystem pods

I've created a virtual kubernetes cluster using vagrant boxes. All my boxes have 2 network interfaces 2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group ...
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22 views

How do I make a disk fixed size when building an image with packer using virtualboxiso builder

I am building an .ova file using packer. The builder I am using is virtualbox-iso. I'd like to assign the storage to be "fixed size" and not "dynamically allocated" at the time of building the image. ...
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3answers
145 views

Unable to RDP to VM hosted in Windows 2016 Server

I have a windows 2016 server, which hosts a VM (Oracle Virtual Box). VM network setting is NAT with port forward. e.g. 192.168.10.17:5001 gets forward to 10.0.2.15:3389 Here are steps I have tried: ...
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Can't telnet to a Virtual box guest [duplicate]

I have Server 2003 running in a Virtual Box guest VM. The host is Ubuntu 14.04. I have a mail service running in the guest. Logged into the guest and telnet localhost 110 responds with +OK POP3 ...
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14 views

How to “forward” or share whole network into a host in Vagrant setup?

I have setup: Windows (host) => Centos 7 (Vagrant 1.9/Virtualbox 5.1, guest) => Docker. I have docker0 network in the guest machine. docker0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 ...
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2answers
108 views

Is IP address of VirtualBox instance - in saved state - kept for it?

when a Virtualbox instance is closed with save state, does the VirtualBox program/daemon still present the instance to the DHCP daemon as working, so that the current instance's IP address will be ...
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73 views

VirtualBox Failover Cluster with iSCSI

I have created 2 identical virtual machines running Windows Server 2008 r2 with the intention of creating a failover cluster environment. I attached an iSCSI device as hard disk to both nodes, but ...
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1answer
622 views

How to install “Minimal Ubuntu” onto virtual machine

This week Canonical released optimised variant of Ubuntu server distribution called Minimal Ubuntu. But there are no .iso files in provided images there. Is it possibile to install this distribution ...
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167 views

Virtualbox VM only getting IPv6 over bridge connection. How to get IPv4 address

I have launched Ubuntu16.04 in Oracle virtual box on windows 10 machine. I have used two type of adapters: NAT and Bridge Connection. The ip address on Bridge connection is getting IPv6 address and ...
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182 views

Accessing Virtual Machine From A VPN Client (Cisco AnyConnect)

I have a CentOS 7 server running on a virtualbox that we use for hosting an in-house local website. The network settings of the VM are configured with: Bridged as adapter 1 NAT as adapter 2 The ...
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7answers
4k views

How do I set a password on an Ubuntu cloud image?

I'm trying to start on .ova with VirtualBox and want to import the same image later in vSphere. Ubuntu cloud images don't have a standard password anymore. I'd like to edit the .ova to configure a ...
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61 views

Virtualbox disk in CentOS mount/format issue

I mounted a second (VDI Virtualbox fixed size) disk to CentOS. Both disks are now ± 100GB. CentOS is complaining my disk is full, when I had a look it looks like I didn't use the second disk, but ...
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59 views

Docker Swarm Mesh not working on mixed Win7 / Linux cluster

I've got a mixed Docker Swarm Cluster with Linux machines and Win7 machines running VirtualBox via NAT (bridged option is not allowed). Win7 Win7 | | (port forwarding on ...
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103 views

VirtualBox: create bridged network without network connection

My host OS is Kubuntu 18.04. I've created guest OS centos 6 in VirtualBox. I'm trying to create bridged network but I don't have a wired network connection. In my laptop I use 3G modem for internet. $...
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50 views

VM becomes slow after some days of runtime with 48 GB of RAM, not with 6 GB

I'm dealing with a problem for some weeks now which results in a very slow VM-guest after the VM ran for some days. "slow" means that CPU-bound operations take more time than before and as well that ...
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2answers
48 views

Access windows 7 guest http port from linux host with virtualbox (using redmine and rails)

I've just installed redmine on a Windows 7 Enterprise SP1 running on VirtualBox 5.2.12 r122571 I disabled windows firewall. The host and the guest can ping each other. I start redmine using webrick:...
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92 views

virsh: Cannot restore snapshot in VirtualBox

I establish the connection to Virtual Box locally using the command: virsh -c vbox:///session The connection is established successfully and allows me to execute some commands without problems. But ...
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1answer
58 views

Why does my VM become slower during CPU-heavy tasks after some days of runtime?

I'm dealing with some strange problem for some time now: After some days of runtime, one of my VMs seems to become slower on CPU-heavy tasks. One example were this happens is reading virus signature ...
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0answers
77 views

How to configure virtualbox within Amazon EC2 Ubuntu VPS?

I need to configure a windows 7 client PC for application tests on Amazon EC2 Ubuntu Server. I have ready Virtualbox images however none of them boots-up. Also I tried to create a fresh windows7 ...
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1answer
598 views

Windows 10, Virtualbox and Ubuntu VLANs

I have a laptop with Windows 10 and a Realtek PCIe GBE Family Controller. My NIC is connected to a switch in trunk mode (traffic for 2 VLANs transiting via this connection). I would like to setup the ...
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1answer
110 views

vbox cloned centos7 fix same ip new to have different ip from cloned one

I cloned centos7 vm in virtualbox, but they ended up with same ip address. My network preferences are my created NAT network with: 10.0.2.0/24 Both vms uses this network i created, but they have same ...
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1answer
175 views

How can prevent local access to my server (either host or virtualbox Ubuntu 16.04 )

I have a web application (PHP) which i need to leave in a customer premise. They have no internet and are not willing to use internet to use my app. So i have to leave a linux server at their place. ...
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149 views

VirtualBox - NAT network and own DHCP server

please, I need advice on network setup - especially NAT network in VirtualBox.. result: only one network adapter SERVER (Windows Server 2016) - static address - 192.168.0.4 KLIENT (Windows 10) - ...
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3answers
1k views

VirtualBox and Windows 10: can't connect to a server hosted on VirtualBox

Not a duplicate - I searched a lot and tried to use suggestions from many articles, including answers to this question: VirtualBox: How to set up networking so both host and guest can access internet ...
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1answer
109 views

Bind NetworkManager managed dnsmasq to device when it appears

I have couple of servers running in VirtualBox interconnected by hosted-only network. The parent system is Ubuntu running NetworkManager which manages the DNS according to the connected network so my ...
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0answers
28 views

Which gateway use for CentOS cluster

I'm building my first CentOS7 local cluster with 2 boxes. And Im diving into the network details. 1# centos-master 2# centos-infra I would like to setup the DNS server with freeIpa on centos-infra. ...
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1answer
353 views

Dockerise a laravel application - getting permission denied on apache server

I am trying to dockerise my laravel site. I am on Windows 10 and the docker toolbox doesn't work quite well for me (relative path doesn't mount well). So, I have decided to setup a Virtualbox Ubuntu ...
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1answer
53 views

Unable to bridge two ethernet interfaces

My /etc/network/interfaces file looks as follows # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback auto enp0s3 iface enp0s3 inet dhcp auto enp0s8 iface enp0s8 inet ...