Currently reading articles under label: Network

Steps to Check Netwok Interface Card (NIC) Configurations

Check the physical NIC is connected.


Note: The NIC will be shown regardless if drivers are installed, this is a PCI feature. Ref.

Then check if it is recognized as network interfaces:

ifconfig -a

Check if it is up:


VirtualBox Network and Skills

OBS: cloning a VM with the status of pause (not powered-off), it canNOT re-initialize the MAC address. Thus, it is necessary to disconnect the cable and poweroff to re-initialize the MAC and then boot.


Tested on v18.04.

sudo apt-get update && \

sudo apt-get -y install vir......