# Introduction In this project, you will learn how to create a Zsh script that monitors the network communication status of a specific port. The script will count the number of data packets transmitted and received on the specified port within a 3-second timeframe. ## 👀 Preview ```shell # Example $ sh /home/labex/project/netcheck.sh 22 Packages: 2 ``` ## 🎯 Tasks In this project, you will learn: - How to create a Zsh script that accepts a port number as an input parameter - How to use the `tcpdump` command to capture and count the number of packets for the specified port - How to set a 3-second timeout for the script execution using the `timeout` command - How to output the count of packets in a user-friendly format ## 🏆 Achievements After completing this project, you will be able to: - Develop a script that can monitor the network communication status of a specific port - Understand how to use common Linux commands like `tcpdump` and `timeout` in a Zsh script - Gain experience in writing and testing shell scripts to solve practical problems
Click the virtual machine below to start practicing