Network Data Packet Statistics

# 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

# 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