Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks. The software allows users to simulate the configuration of Cisco routers and switches using a simulated command line interface. 

And Cisco Packet tracer is a powerful network simulation tool built by Cisco. By which you can get the real world experience.

In this Tutorial we will see how to install Cisco Packet tracer on Ubuntu 20.04 LTS (Focal Fossa).

Step 1

Go to https://www.netacad.com/portal/resources/packet-tracer and make sure you are signed up successfully.

Then Download the file : Linux Desktop Version 7.3.1 English

Or

You Can Just Download This (64 Bit Download) File.

Step 2

Now open your terminal (ctrl + alt + t) and run this command :

[email protected]:~$ cd Downloads
[email protected]:~/Downloads$ ls

you will see the downloaded .deb file here along with the other files you have downloaded

AdorshoLipi_20-07-2007.ttf
PacketTracer_731_amd64.deb

Here we will allow execute permission for this file . Run this command now

[email protected]:~/Downloads$ sudo chmod +x PacketTracer_731_amd64.deb

Now all set to install the file . Run this command

[email protected]:~/Downloads$ sudo apt-get install ./PacketTracer_731_amd64.deb

Then it will ask for Yes or No : Press Y

Then The licence will appear : Press Enter and Then Yes

That's it the installation is complete.

Cisco Packet Tracer: all set to go..............