How does VirtualBox bridged adapter work?

In the Bridged networking mode of VirtualBox, a device driver called ‘net filter’ is used on the Host machine. This driver filters the data from the physical adapter of the Host. By using this driver, VirtualBox takes data from the physical network and also inserts it into it.

Table of Contents

What bridged in VirtualBox?

Bridged Adapter. This mode is used for connecting the virtual network adapter of a VM to a physical network to which a physical network adapter of the VirtualBox host machine is connected. A VM virtual network adapter uses the host network interface for a network connection.

What does NAT network do in VirtualBox?

Network Address Translation (NAT) is the simplest way of accessing an external network from a virtual machine. Usually, it does not require any configuration on the host network and guest system. For this reason, it is the default networking mode in Oracle VM VirtualBox.

How do I bridge two virtual machines?

To connect two virtual machines to each other, use the Internal Network interface type. Select one of the virtual machines in the VirtualBox Manager window and click on Settings. Then, in the settings window, click on Network. In the example below, you will configure Network Adapter 2 on the Router-1 virtual machine.

How do I bridge two VMs?

first adapter with internal network to access the other VM- second adapter with NAT to access the internet….Note:

Change IP to diff number in only one virtual machine (in NAT mode).
Change other virtual machine to Bridged.
Set settings on both systems to machines find each other. Restart everything.

What is VM bridged network?

A network bridge is a virtual switch that funnels the virtual guests through to the physical network interface card (NIC) of the RHEL host. The physical NIC of the host server is attached to an actual router with access to the rest of your LAN. (Vladimir Sokolenko, CC BY-SA 4.0)

How do I create a NAT Network on my VM?

Creating a new NAT Network To create the NAT Network, open VirtualBox and click File | Preferences. In the Preferences window, click Network and then click the NAT Networks tab.

How do I connect two computers to VirtualBox?

Solution

turn them off.
right-click the VM -> setting -> network : select Nat Network in attached to select Allow VMs in Promiscuous mode (advanced chevron)
turn them on.
use ifconfig (or ip addr ) command to find out each VM IP. In my case : 10.0. 2.4 and 10.0. 2.5.