How to Monitor Network Connections in Linux

 Introduction

Monitoring network connections is important for troubleshooting, security, and performance tuning in Linux.

Step 1: List Active Connections

netstat -tulnp

➡️ Shows all listening ports and the processes using them.

Step 2: Use ss Command

ss -tulwn

➡️ A faster and more modern alternative to netstat.

Step 3: Monitor Connections in Real-Time

watch ss -tulwn

➡️ Updates the connection list continuously.

Conclusion

Using netstat and ss, you can track network usage and detect unusual connections.