Now a days Ubuntu is the most widely used Operating system, both in destops and servers. Ubuntu 18.04 LTS, codenamed Bionic Beaver, final edition has been released and is available for download. This is the seventh LTS (long-term support) version from Canonical, the parent company of Ubuntu operating system. Since this is LTS version, the maintenance updates will be provided for 5 years (until April 2023) for Ubuntu Desktop, Ubuntu Server, Ubuntu Cloud, Ubuntu Core, and Ubuntu Kylin. All the remaining flavours will be supported for 3 years. Ubuntu 18.04 LTS ships with Linux Kernel 4.15 and plenty of new feature improvements, software updates, and bug fixes. This tutorial will walk you through installing Ubuntu 18.04 LTS desktop and server editions.
Download the Ubuntu 18.04 Server ISO file from the Ubuntu official web site:
Once the file is downloaded then burn it either into USB or DVD and make it Bootable.Create a bootable usb drive using any one of the methods given below.
- How to Create Bootable USB Disk / DVD on Ubuntu / Linux Mint
- Etcher – A Beautiful App To Create Bootable SD Cards Or USB Drives
- Bootiso Lets You Safely Create Bootable USB Drive
Boot your system with newly created bootable pen drive. You will be greeted with the following screen.
Ubuntu 18.04 LTS Desktop (Bionic Beaver) Quickly Installation Guide
Choose the Install Ubuntu option to continue installing Ubuntu 18.04 LTS on your hard drive.
Choose your keyboard layout-default
Now, choose the apps you like to install. The normal installation type will install all applications including web browser, office suite, games and media players. If you want to setup a full fledged desktop, choose normal installation. It is the best for new beginner。
Next, choose the installation type. The installer will provide the following four options. You can choose which suits to you.
Erase disk and install Ubuntu – Choosing this option will delete everything in your system.
Encrypt the new installation for security – This option lets you to encrypt your Ubuntu system. You will need to choose a security key in the next wizard if you choose this option.
Use LVM with the new Ubuntu installation – If you want to resize, add, modify, take snapshot partitions, choose this option.
Something else – It allows you to manually partition the hard drive yourself. You can choose the custom size for each partition. It is opt for dual boot.
Choose your country location，and then setup your account detail：Enter your name, computer name, username and password to the username:
Now, Ubuntu installation will begin. Grab a cup of coffee. It will take a few minutes.
Once the installation is completed, remove the Ubuntu installation medium and click Restart Now to complete the installation.
Click on the username and enter the password to log in to the newly installed Ubuntu 18.04 LTS desktop.Enjoy it！
Ubuntu 18.04 LTS Server (Bionic Beaver) Quickly Installation Guide
Select your preferred language，Select the preferred Keyboard layout
I just take it as default.
Choose “Install Ubuntu” option and then hit enter,
Choose your Network and Proxy Configuration
Choose the network configuration that suits your environment, by default it will try to pick IP address from the DHCP server. In my case I am selecting the default option and later on I will demonstrate how to configure static ip address.
If your system is connected to the internet via some proxy servers then specify the details of proxy else leave it as blank.
Choose partitioning scheme either as automatic or manual(in this toturials,we choose Use An Entire Disk). You can then choose from several options to configure the hard drive layout. Afterwards you are asked which disk to install to. You may get confirmation prompts before rewriting the partition table or setting up LVM depending on disk layout. If you choose LVM, you will be asked for the size of the root logical volume.
Specify User details, hostname and start the installation, choose Done to proceed with installation.
You will be prompted to reboot your system once the installation is completed.
Login in Ubuntu 18.04 Server
Finally, a black screen will appear prompting for your username and password. Provide the credentials you created earlier and hit ‘Enter’. Thereafter, some system information will be displayed as shown below.
Configure static IP address in Ubuntu 18.04 Server
As we discussed in the features section, network configuration in Ubuntu 18.04 server is controlled by “netplan” utility.
To configure the static ip address, edit the file “/etc/netplan/50-cloud-init.yaml“,
Replace the IP address details, gateway and dns server that suits your environment.
$ sudo vi /etc/netplan/50-cloud-init.yaml
And then apply these changes using below netplan command,
$ sudo netplan apply
pkumar@linuxtechi:~$ ip add show