Tcl Tutorial for Beginners
Through this article, the research scholars can acquire the best research assistance based on the execution of Tcl in network simulator 2.
Step: 1 Install Tcl
Initially, we have to install the Tcl packages in the Ubuntu terminal through the execution of below mentioned commands.
sudo apt-get update
![Updating System Files](https://www.ns2project.com/wp-content/uploads/2023/06/update-the-system-files.png)
sudo apt-get install tcl
![](https://www.ns2project.com/wp-content/uploads/2023/06/command-to-install-tcl.png)
Step: 2 Creation of Tcl Script
To create the simulation using network simulator 2, we have to create the Tcl based script along with the proposed concept based on the network configuration and the script file is saved into the project workspace location with the file extension .tcl.
![Created Tcl Script](https://www.ns2project.com/wp-content/uploads/2023/06/create-tcl-script.png)
Step: 3 Execute Tcl Script
To execute the Tcl script in network simulator 2, we have to change the project workspace location through the execution of below mentioned commands in the Ubuntu terminal window.
cd /home/research/tcl_tutorial
![Changing Work Space Location](https://www.ns2project.com/wp-content/uploads/2023/06/change-the-workspace-location-1.png)
In addition to that, we have to execute the below mentioned commands to run the Tcl script.
sudo ./ns tcl_script.tcl
![](https://www.ns2project.com/wp-content/uploads/2023/06/command-to-execute-main-tcl-script-1.png)
As a final point, we have highlighted the result which is acquired through running the Tcl script in network simulator 2.
![](https://www.ns2project.com/wp-content/uploads/2023/06/the-result-for-run-tcl-script-in-NS2-1024x623.png)
If you have any quarrels while implementing this by your own, then reach us at any time to acquire a lot about the Tcl in Ns2.