bind9 debian

The following is a tutorial on how to install and configure a DNS server:

root@ubuntu-DNSSVR:/home/tokunbo# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.2 LTS
Release: 16.04
Codename: xenial

In my setup, my server-IP is the same as my DNS-server IP:

auto enp0s3
iface enp0s3 inet static
gatewayContinue Reading:


Virtualbox's "host only adapter" setting is useful if you want to create a network containing your host OS and several virtual machines.

The "No Host only adapter selected error" appears if no host-only adapter has been configured.

To fix this issue, shut down your running guest OS.

Goto Virtualbox's mainContinue Reading:


Virtualbox error: disk is write protected, files can't be saved on a write protected disk:

You might experience this error if you just setup VirtualBox. In my setup, I have a Linux host and a Windows guest. Below is the error screenshot on the guest OS.

I got this errorContinue Reading: