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Debian / Ubuntu: Console Based Network Load Monitor

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A console-based network load monitor on Debian and Ubuntu can be achieved using the vnstat tool. vnstat is a network traffic monitor that keeps a record of network traffic data and provides real-time statistics on the command line.

Here's how to install and use vnstat:

  1. Install vnstat:
sudo apt-get update
sudo apt-get install vnstat
  1. Configure vnstat to monitor the network interface you want:
sudo vnstat -u -i eth0

Replace eth0 with the name of your network interface.

  1. Check the real-time statistics:
vnstat

This will display real-time network traffic statistics for the specified network interface.

  1. To display the statistics for a specific time period, use the -d option:
vnstat -d

This will display daily statistics. You can also use -m for monthly statistics and -h for hourly statistics.

  1. To display a summary of the traffic data, use the -s option:
vnstat -s
vnstat provides a simple and convenient way to monitor network traffic from the command line on Debian and Ubuntu systems.