Questions tagged [virtualbox-networking]

Questions about the specifics of networking for virtualbox guests

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Ubuntu 18.04 server doesn't detect eth0 in VBox

I have an ubuntu server 18.04 installed in VirtualBox and I attached a NAT network adapter to it . After the installation process finished , I couldn't access the network at all and ifconfig only ...
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16 views

Virtual Ubuntu 18.04 running on Windows 10 with VirtualBox Manager connection volume-limited

Although my Windows 10 machine has stable and fast internet connection, the Ubuntu 18.04 machine running virtually cannot sustain a connection. A stupid Ubuntu trick I can do is to attempt to download ...
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Network monitor

I wanted to monitor my network usage in my taskbar. In windows I was using Netmonitor for this purpose, but here I can not find the widget of Net monitor to add to my toolbar. I am using ubuntu 20.
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10 views

IoT Simulation using Ubuntu Core

Is it possible to simulate an IoT device using an Ubuntu Core in VirtualBox? I am a beginner in this field and after some research, I was not able to find any such projects which was done earlier ...
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32 views

Access internal network through Bridge adapter VirtualBox

I'm using virtualbox 6.0.14 on Windows 10 (45.78.15.115). I created a VM with ubuntu 18:04 and in VBox panel I choose two network adapter: bridged adapter - 45.78.15.116 internal network - 192.168.1....
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NIC are not activating after reboot on virtual box

I have 4 NIC cards on my VM. While setting up OS, I have activated one NIC and after installing, I have activated other NIC manually by assigning static IP. But after every reboot, I have to enter ...
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19 views

Open vpn on linux before starting a virtual machine (with virtualbox) is it secure for both?

I would like to ensure if it's right to launch a vpn connection before launching a virtual machine, because I'm not sure if it's risked ? How can I see that, because ifconfig cmd show me that my ...
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133 views

Virtual Box Package Issue

So I have removed and purged and am trying to reinstall virtual box. However I am receiving errors. ... william@69User:~$ sudo apt-get install virtualbox-\* [sudo] password for william: ...
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79 views

Ubuntu Svr VM in VirutalBox gets no IP on Bridged Network, unreachable via NAT IP

I've setup an Ubuntu Server 18.04 VM in VirutalBox on my Lenovo laptop (which is running Ubuntu Desktop 18.04). When the VM boots up using NAT for networking, it does get an IP and it can get out to ...
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179 views

Lubuntu Stuck on “Detecting Network Hardware” in Virtualbox

I am trying to migrate from Windows to Lubuntu. I have a Toshiba Satellite Pro S300, with 2GB RAM, Intel Core2Duo 1.7GHz CPU. Virtualbox 5.2.34 setings are: 512MB RAM, 128MB Graphic, 1 CPU. I've ...
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168 views

Can't Connect to Vbox Virtual Machine on my Ubuntu server via windows RDP

I have an ubuntu 18.x server. I installed virtualbox on the server and configured a new VM using these instructions. When I try the last step I get an error window I also noticed that when I run ...
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124 views

Netwox tool#78: Error 4081

I am trying to run Netwox tool 78 on Ubuntu 18.04 and also tried on Ubuntu Osboxes image; but, I am getting following errors: $ sudo netwox 78 --filter 10.161.25.252 Error 4081 : error in ...
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52 views

I used to “eth0”, why now we have “enp3s0” and “ens3”? [duplicate]

So ... I remember vaguely how to setup network with static IP. I got dedicated server from ikoula and for some stupid reason, it doesn't have DHCP. Before, I would just add the static IP to /etc/...
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197 views

unable to ping guest 10.0.2.15 on host

I am beginner of ubuntu, and i have installed ubuntu 16.04 on my desktop computer, then installed Vagrant by following steps sudo apt-get install virtualbox sudo apt-get install vagrant vagrant box ...
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44 views

NAT not working on virtualbox running ubuntu

I have a Windows 10 machine running Ubuntu 19.04 via Virtualbox 6.0.14. Downloaded the iso, started a new machine and set network to "Nat". This states results in no internet connection (when ...
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126 views

VirtualBox Ubuntu VM lost internet connection

I just created some Ubuntu server 19.04 VMs in a Windows 10 Host. When I add only 1 adapter using NAT the VM can access the internet, but when I added a new adapter for Host-only adapter, so I can ...
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22 views

Sync Virtual Machine over Local Network

I'm fairly new to Ubunu. I love it and it's my new daily driver. But I still need Windows for some things, such as Office, which I am handling with VirtualBox. I need to have a Windows 10 VM on my ...
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1answer
36 views

Stop ethernet from automatically reconnecting

I have a dual Ethernet connection setup on my computer running Ubuntu 18 in a VM from virtual box. I need to disconnect one or the other occasionally because of lack of routing in some applications. ...
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1answer
43 views

Fix connecting betwen 2 virtual machine in Ubuntu 18

I have 2 VirtualBox machines that have full connection, but when I ping 10.0.2.7 which is another machine's enp0s3 address, it show Request time out. Please help me. I am using Ubuntu 18.x.x. Thanks a ...
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46 views

Error in accessing the remote server from local machine through VNC [duplicate]

I am trying to set up a VNC in my local computer (which I use always), and from this (local computer), I want to access the remote computer through VNC. To do this, I have installed the VNC on my ...
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132 views

Cant connect to external App from the docker container

I have a rest api based microsercvice application where I have multiple docker containers within a dev-server. The IP of dev-server is 10.192.168.xxx. I have the an external application to which I ...
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57 views

Routing Traffic on additional IP to VM

I've setup a Windows Server 2012 VM on Ubuntu 18.04 for testing purposes. The VM is running but without internet access. I've also got a second ip from my host, Hetzner.de. The Ubuntu server has ip: ...
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2k views

How do I share files between a VirtualBox Windows 95 Guest and Ubuntu 18.04 Host?

I tried using the "Guest Additions CD Image" provided by VirtualBox, but it doesn't run on this old version of Windows. :( Not sure what to do. I then thought I could connect to the internet by using ...
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1answer
2k views

VirtualBox host-only networking on Ubuntu 18.04.2 LTS

I run VirtualBox 6.0.6 on Ubuntu 18.04.2 LTS and I've got two Windows XP VM's. I want to make a network connection, only between those two. I've tried to use the host-only option, but I couldn't ...
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130 views

Send VirtualBox Guest traffic to Host's router

I need to send HTTP traffic from the VirtualBox Host through a router. To do this, I think I have to do the following steps: Create a SOCKS proxy using ssh -D Configure firefox to use the created ...
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34 views

Incredibly bad upload speed towards my IP only

I'm running a VDS (Virtual Dedicated Server) on Ubuntu 16.04. I'm experiencing a very bizarre issue with uploading. Let me try to explain, by using a "map". VDS --> My Local PC = Upload speed is ...
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2answers
166 views

Ubuntu 16.04 After Rebuilding Squid Source Package Getting Error: Failed to start Raise network interfaces

I'm running on a virtual hosted Ubuntu 16.04 server. It is an IPv4 -> IPv6 setup and I received the IPv6 WAN addresses from my provider. I configured my /etc/network/interfaces file like this: # ...
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1answer
80 views

Ubuntu DHCP server doesn't assign a fixed address

I am an IT student, and I'm working with Ubuntu on VirtualBox. One of my virtual machines has a DHCP server installed, and it's set to give a specific IP-address (192.168.1.55) to a host Uclient. ...
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98 views

Connecting a VirtualBox VM to the internet

I have built a Ubuntu Server 14.04.5 LTS server on a VirtualBox environment (VMware .vmdk format) to host an older LAMP app (CATS). Windows 10 desktop host. Right now, can only get this VM accessing ...
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35 views

Sharing internet between Host and guest xen

I am using Ubuntu 14.04 as host machine,want to create bridge so that guest OS can access the WiFi Internet access. If a have understood correctly brctl utility is used to create bridge for Ethernet ...
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58 views

Access VM Server using name or static IP

I'm trying to create a better web development environment by using a VirtualBox VM running Ubuntu 18.04 but I don't know how to configure the network settings to achieve what I want. I want to be ...
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1answer
1k views

Network is unreachable

I have one server using 192.168.1.2/24 and the other server using 192.168.2.2/24. They are connected on my router with separate adapters. I tried ping test from my router, it worked. However, when ...
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805 views

How to connect to Samba on Ubuntu 18.04?

With Ubuntu 16, connections from Windows 7 to directories shared by Samba work smoothly. After installing Ubuntu 18 and fresh new Samba installation (along with Samba user and pwd), each attempt to ...
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1answer
6k views

Ubuntu 18.04 VirtualBox Guest - No Internet Access

I have Ubuntu 18.04 installed in a VirtualBox guest. The VM is configured with two adapters to provide internet access and connectivity to other VMs, which are: Adapter 1: NAT (enp0s3) Adapter 2: ...
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321 views

Networking Issue - Ubuntu 18.04

I have an Ubuntu Server (18.04 LTS) VPS setup on a HYPER-V host system.. The Ubuntu network interface is configured as follows: # This file describes the network interfaces available on your system ...
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88 views

Inconstant Bandwidth despite Bandwidth Limitation in VirtualBox

In VirtualBox, I have two Ubuntu 18.04 VMs running on an Ubuntu 18.04 host. My target is to simulate network traffic between the two VMs (one as a Server, one as a Client). Therefore I set the VM ...
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124 views

wireless adaptor is not connected

I have Intel(R) Centrino (R) Wireless-N 6150 adopter but my VirtualBox is not showing any wireless controller when I use to check lhsw -C Networking and unable to execute mac80211_hwsim and it ...
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312 views

Using dav://host.local gives error message “Connection refused”

Host is Ubuntu 18.4, gnome 3.28.2. Using Virtualbox 5.2.10_Ubuntu r121806, the guest is running PureOS release 8 and gnome 3.25.92. For this guest I am using a bridged adapter that allows VMs and ...
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1answer
267 views

Network connectivity issue with virtualbox and static ip addressing

I wanted to install and configure openstack to learn it, so i installed two ubuntu servers as virtualbox virtual machines (on my arch linux host) and then i did the configuration based on the ...
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1answer
951 views

Network between host OS (18.04) and guest (*nix) in VirtualBox

Trying to get network up and running on a VM, but having some difficulties which I just can't figure out. Host OS is Ubuntu 18.04, guest OS is nix-based OS where I can include and load the drivers ...
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450 views

Ubuntu 18 - how to set up a static IP and DNS

I need to configure an Ubuntu 18 client with static IP and static private DNS IP. I changed the etc/network/interfaces file to: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo ...
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1answer
2k views

SSH from client VM to a server VM - Permission denied

After installing two VMs in VirtualBox, I tried to connect them, using ssh protocol from the client machine (with openssh-client installed) to the ssh server machine (with openssh-server installed). ...
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2answers
9k views

USB Ethernet interface in virtual Ubuntu 18.04 disabled after every reboot

(tl;dr) My USB 3.0 ethernet adapter is found (lsusb), but the Ethernet interface is disabled after every reboot in Ubuntu 18.04 beta 2, even if I enable it with ip or ifconfig command (funny: it's ...
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2k views

How to add host printer (Ubuntu) to Virtualbox (Windows guest)

OK everyone: I have a Windows XP Virtualbox machine, running inside of Ubuntu 16.04. I have a network printer successfully working with the Ubuntu host that I'd like to connect to the Virtualbox ...
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699 views

Connecting to CheckPoint VPN with 2FA

I'm trying to connect to a CheckPoint VPN which uses two factor authentication (generated token from a mobile device). I'm aware of the snx tool from CheckPoint, and have used it on other VPNs, but ...
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1answer
2k views

Ubuntu host can't ping guest virtual box Windows 10

I have the following components: Host: Ubuntu 16.04.4 LTS. Guest: Virtual Box with Windows 10. In Virtual box, I already selected "Bridged Adapter" for this Windows VM, I also changed static IP of ...
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1answer
114 views

How to make ubuntu VM accessible from Internet

My host machine (windows) is accessible from internet. My guest VM (which is Ubuntu 17 with static ip) is accessible from the host. I want my ubuntu guest to be accessible from internet. I run vmware ...
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1answer
9k views

ifup returns an unknown interface error

I'm still learning Linux and I'm less familiar with Ubuntu. I have a Ubuntu image that I'm using in VirtualBox on a windows machine. It was able to connect and get an IP address up until about a week ...
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443 views

Failed to start Raise network interfaces and failed to bring up eth0 [duplicate]

I'm using Windows 10 and trying to learn Linux using virtualbox. I use Ubuntu server. But, every I install Linux and try to restart network use /etc/init.d/networking restart, there is notification ...
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1answer
760 views

Ubuntu Mount an NFS share into an another ubuntu VM via local-only connection

Over my host machine I have setup an NFS server with the following settings into the file /etc/exports: /home/pcmagas/Kwdikas/C++/intelSGX/MyFirstEnclave *(rw,sync,no_root_squash) Also to the host I ...