How to install PacketTracker on Ubuntu 12.10

Packet Tracer is a Cisco router simulator that can be utilized in training and education, but also in research for simple computer network simulations. The tool is created by Cisco Systems and provided for free distribution to faculty, students, and alumni who are or have participated in the Cisco Networking Academy. The purpose of Packet Tracer is to offer students and teachers a tool to learn the principles of networking as well as develop Cisco technology specific skills.

First step, before you wants to install Packet Tracer you must download it in here. After the download is complete, open the downloads folder in your
computer. Run in terminal:
 
tar -zxvf PacketTracer532_Generic_Ubuntu.tar.gz

cd PacketTracer532

./install

And to run the Packet Tracer, open terminal:

packettracer