How to Monitor Realtime Network Traffic in Ubuntu / Debian Linux

Here you can see How to Monitor Realtime  Incoming Network Traffic in Ubuntu / Debian Linux with simple Utility IFSTAT

How to Install ifstat

Open a terminal

$ sudo apt-get install ifstat

How to run

$ ifstat

output

eth0                  eth1                     

 KB/s in  KB/s out   KB/s in  KB/s out   

    4.67      5.21      3.67      5.05  

    3.93      4.59      0.38      0.74  

    3.93      4.59      6.19      8.30  

    3.93      4.59      3.03      4.33