How to Monitor Network Traffic with vnStat on Ubuntu 22.04
vnStat is a free, open-source, and console-based network traffic monitoring tool for Linux operating system. With vnStat, you can monitor network statistics over various time periods. It is simple, lightweight, and consumes a small portion of your system resources. vnStat allow you to generate the network traffic data in an hour, day, month, week, and day. This tutorial will show you how to install and use vnStat to monitor network traffic.
Howtoforge showing you how to monitor network traffic with vnStat on Ubuntu 22.04.