A virtual machine (VM) is a completely isolated guest operating system installation within a normal host operating system. It is a software implementation of a machine (i.e. a computer) that executes programs like a physical machine.

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Virtual Machine RDS with Two Network Adaptors

Please Forgive my newbieness... I'm just a developer trying to learn a little of the hardware side. I've tried to look this question up but all results produce VMWare which I am not using. I've ...
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14 views

Hypervisor vs Virtual Machine Monitor

What is the difference between a Hypervisor and a Virtual Machine Monitor? Mostly it is referred as the same but today I started to read a book in which they are different things. After about two ...
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1answer
19 views

ESXi free with 2 VMs dedicated for FEM analysis on a HW RAID1 2x SATA 7.2k ML150 Gen9

I need to build a new server/super workstation for FEM calculations to replace current dual-boot solution, where either windows or unix is working at the time. This new unit is planned to have ...
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0answers
9 views

Improve video and java performance in Win 7 running on Hyper-v (Server 2012, not R2)

I have an older DL360 G5 that runs a handful of not too intensive VMs. It seemed to have the 'overhead' and I needed a remote desktop for an assistant so I installed Win 7 Pro in a VM and it's working ...
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1answer
21 views

Recommended way to run CentOS 7 on a host FreeBSD: VM or jailed environment?

I need to deploy either a CentOS VM or a jailed instance on a FreeBSD server (10.3). The solutions devised: - run it through VirtualBox (headless) - use bhyve I thought about a third alternative: ...
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1answer
21 views

Azure W2K12R2 VM only accessible by app with firewall off

I am trying to access a new Azure based VM with a timesheet app from a local client using the downloaded Azure VPN client. The Azure VPN issued client is installed on my local machine and works fine ...
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2answers
24 views

Azure Scalable s Storage

Am wondering if for some reason I chose to deploy an Azure VM that has 29GB storage for the sda1 (O.S Disk), can I resize this disk in anyway possible? (resizing the SAME DISK without attaching new ...
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19 views

Is there a way to clone/template linux VMs on Hyper-V

I've seen how you can do it with System Center but we don't have a System Center license and there is no plans to get one. I guess I could install a trial for the 60 days just for this purpose but I ...
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34 views

Adding public IP address to VM

I have ordered a physical server at a company called Server4you. This server came with a main IP address (configured statically to the network adapter on the windows server host) and an additional IP ...
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14 views

Virtual Machine to Virtual Machine Speed on Same Host and Network

I have two virtual machines on the same esxi host, the same network and same virtual switch. I am testing bandwidth between the two servers but I can't seem to pull more than 900Mbits. I am using ...
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0answers
10 views

Apply changes to autoscaling Google Cloud Instance?

Every time I make changes to my Instance Group's VM (i.e. Apache2 config) in Google Cloud, I'm currently creating a new snapshot, making it into a disk, then an image, into a new Instance Template, ...
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5 views

setting default total server quota and server admin quota virtualmin

I am trying to find out how to configure the default settings for creating a virtual server in virtualmin. When I click 'edit virtual server', underneath 'quotes and limits' there is 'total server ...
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0answers
27 views

Slow conversion of VDMK to VDI - Virtual Machine Converter 3.1

So I am trying to migrate from VMWare to Hyper-V and I'm using the MS tool Virtual Machine Converter 3.1. However, the VM conversions are going super slow. Like 2MB a second which means that a 300GB ...
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0answers
21 views

Public Remote Access to ESXI host [closed]

I installed ESXI on my Laptop, I can access it through vSphere client locally, I want to access it remotely from another PC(2), i'm assuming that the PC(2) should have vsphere already installed. How ...
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0answers
58 views

Deploying C# CLI applications on Azure VM from my personal Visual Studio 2015 [closed]

I have a solution with multiples C# CLI applications that act as servers and I would like to build and deploy them from my Visual Studio to a fresh new Azure VM (Windows Server 2012 R2), is it ...
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0answers
6 views

When a VirtualBox VM's Adapter is set to Internal Network does the VM have Access to the Outside Network of the host? [migrated]

In a VMs network settings: Right click settings, then in the resulting Settings dialog select Network from the side bar And click any Adapter N tab, If I set the Attached to: drop down to ...
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1answer
29 views

Azure Geo-Targeted Virtual Machines

I am exploring Azure for some hosting options for a client of mine, and one thing we're looking for is a distributed model, where we'll have VMs sitting on the east and west coast, and when someone ...
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0answers
35 views

Port blocked using telnet to Azure VM Centos7.2

I just created a Virtual machine (NOT classic) with Centos 7.2 in portal.azure.com. When I try to connect to the server using the ip address via SSH using Putty I can login with no problem. I can ...
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1answer
38 views

Migrating Hyper-V storage server to another VM in Hyper-V

Here at work we have a storage server (windows server 2003) VM in Hyper-V. We recently installed a new VM in Hyper-V with server 2012 R2 and would like to migrate our storage server to this new VM. We ...
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0answers
25 views

unable to ssh to Azure virtual machine

Brief explanation about the issue- I am experiencing VM restart every now and then. So whatever disk we attached get automatically unmounted. So as per the recommendations what we did is added ...
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1answer
57 views

Hyper-V dedicate network adapter to 1 VM

I have one windows server, 2 network adapters, 2 public IPs and I want to route/port redirect each IP to one of VMs (so I can host on :80) At the same time I want to partially use one of the IPs to ...
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0answers
4 views

Connection Refused on Host OSX 127.0.0.1:3000 for Vagrant/VirtualBox/nginx Rails App [migrated]

The Rails application is running on port 3000: $ bundle exec rails server -b 0.0.0.0 => Booting Unicorn => Rails 3.2.21 application starting in development on http://0.0.0.0:3000 => Call ...
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0answers
19 views

Docker + VPN LAN to LAN

We just migrated our applications to a Docker environment. I have many containers running my Python Application in my VM. (4 containers per VM). This is a multi-tenant application. This application ...
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1answer
23 views

Can't increase the virtual drive size any more?

Please see attached picture, This is exchange server and I have 3 virtual hard drives, each of them can't not be increased any more, any idea why and how to fix this?
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13 views

cloned vm on desktops for local access

forgive me if I'm in the wrong area, but here is my situation. I manage IT for 2 small private computer college campuses. We have 6-10 Desktop computers specifically set aside for students to learn ...
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1answer
84 views

What incident may happen that stops a VM on Azure? [closed]

We were hosting a Website and a CMS at an external supplier. They told us that they host everything on Microsoft Azure. Yesterday I saw that my website was down and contacted them. Later that day they ...
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1answer
19 views

Remote Desktop Can't Connect to Cloned VM

I've got a Windows 2012 Server VM that I've cloned from another VM. I've done the following: Right-Clicked on "This Computer" -> Properties -> Remote Settings and checked "Allowed Remote ...
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0answers
6 views

What happens with the local virtual machine when I shutdown my PC [migrated]

I have an Hyper-V virtual machine running on my PC and I'm in the middle of an installation wizard. but I have to shutdown my PC where the Hyper-V is running. My question is, what happens with the ...
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1answer
12 views

KVM Guest not powering back on

I have recently setup a homelab with a KVM hypervisor: qemu-kvm-1.5.3-105.el7_2.3.x86_64 libvirt-1.2.17-13.el7_2.4.x86_64 I have almost everything working the way I want it (networking/vnc), but ...
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1answer
42 views

Debugging why network packets are being dropped

Preface: I have an application that I am currently testing out that runs on RHEL 6. The setup for my test is the application installed on a embedded device, connected by an Ethernet cable to PC that ...
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0answers
10 views

Can I setup unique Site-to-Site VPN's to individual VM's on a Physical Server that's behind a NAT at a site with one Static Wan address?

That was a long title, but hear me out. What i'm attempting (or hoping) to do, is setup a server at our office that runs multiple VM's and then have a site to site vpn from each of our clients' site's ...
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16 views

Cant get multicast to work across VLANs using pfsense router

I have a pfsense router as a VM on hyper-v, on which I have configured multiple VLANs. I have an application on VLAN1 (10.60.1.0/26) which multicasts to multiple VMs on another VLAN2(10.70.1.0/26). ...
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2answers
22 views

How can I Persist connections to Microsoft Azure Files for all the users?

I have created file share in azure and mapped it to Virtual Machine entitled VM_01. I have used CmdKey command to persist the credentials. C:\>cmdkey ...
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33 views

KVM/QEMU Connecting guests only to other guests

Heyho guys, I have one host machine with multiple VMs on it. Their gateway is the host machine (which is doing some NAT etc.). There's one bridge at the host machine and a default virtual network ...
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0answers
57 views

Export OVF fails with “File not found” error

Good morning/afternoon/evening all: I am having an issue with a single Virtual machine when it comes to exporting an OVA/OVF. I recieve a "File not found" error that appears to be pointing in the ...
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1answer
130 views

How to determine sysprep status

I have a requirement to be able to determine how far Windows is through a sysprep sequence. After running sysprep /generalize we are creating an image of the OS which is then being used to create ...
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0answers
18 views

Hyper-V Style Hypervisor for Ubuntu [closed]

I've got an Ubuntu server running a few things, and I'd like to add FreePBX to it. I don't want to reconfigure/reinstall my current Ubuntu installation just so I can run a Type-1 hypervisor like Xen ...
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1answer
28 views

Can't setup mail server on Azure Virtual Machine with ARM

I just moved my class VM server to the new VM in Azure but I am having trouble doing a reverse DNS on the VM. Speaking with Azure they sent me this link below. Are they telling me I can't even host ...
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2answers
42 views

KVM - Access from an external computer to the Virtual Machine

I have the following setup: Notebook (IP: 192.168.1.100) Host: (IP:192.168.1.129) Both Notebook and Host are connected to a router (Internet IP:192.168.1.1)¨ The host (Host) has two virtual ...
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0answers
23 views

How to configure libvirt to allow console access

I was able to run a Raspbian image with libvirt using this XML configuration file. I can SSH into the VM just fine, but when viewing the "console" with the virt-manager GUI, I never get a login ...
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1answer
40 views

Bridging of Internal Network in KVM

I am working on a project regarding deployment of VMs as internal network, which should be accessible from external LAN, in KVM. I am stuck in bridging these virtual machines. My setup consists of ...
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0answers
23 views

Building my first server, some questions, include failover iis to active loadbalancer?

I'm currently building my first webserver setup. The specs will be: Server-1 cpu: 6700k ram: 32gb 2133mhz hd1: 250gb SSD (540/520MB/s) hd2: 3x 256gb NVME RAID-5 (2.150/1.260MB/s) Physical Server: ...
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1answer
39 views

Connect VM to VPN

I am trying to connect my Linux virtual machine(VM) to my corporate VPN via Google Compute Engine. I can make this work on my own Ubuntu computer following this tutorial: ...
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1answer
20 views

Error Assigning Availability Set To Virtual Machine In Different Regions

Am I allowed to assign an availability set in East US 2 to a Azure VM in Central US. I am getting this error below but the Availability set does exist in East US 2. { "error": { "code": ...
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1answer
32 views

Azure OS Disk says Standard but VM is Premium Disk

I created a VM with premiums storage (DS), but my existing VHD I created it from was on a standard disk. Is this VM still considered premium performance even though the disk says Standard where the ...
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1answer
23 views

Load Balance Azure VM Classic and new Azure VM

Can you load balance the classic virtual machine and the new Azure virtual machines in the resource manager concept?
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1answer
61 views

How to deal with VHD for database storage in a multi VM setup in Azure

I've learned that to have the most available Windows Azure VM setup it's best to create availability sets. My setup would be to have an availability-set for 2 web-VM's and a set for 2-sql-VM's The ...
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1answer
23 views

linux + how to verify VM defintion disk after redhat installation

We have couple of Linux servers all them are VM red hat Linux ( and they created by the Vsphere client , ) I want to know how we can capture on the Linux OS the following 1.Thick provision lazy ...
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1answer
46 views

Azure SQL Express 2014 VM: Cannot update/patch SQL Express

I created a VM using the standard Azure image "SQL Server 2014 SP1 Express on Windows Server 2012 R2". I immediately ran Windows Update and all patches for the server worked but the Security Update ...
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1answer
51 views

How to diagnose/troubleshoot tftp timeout

I have 2 VMs. One is setup as a pxe server (dhcpd with a specific subnet and a tftpserver). The second VM is networked with 'vboxnet2' to first VM and it is able to get the DHCP IP as specified my ...