ifstat – Report InterFace STATistics

Ifstat is a little tool to report interface activity, just like iostat/vmstat do for other system statistics.

Install on Ubuntu

sudo apt-get install ifstat

Use it

$ ifstat
sample output
       eth0               wlan0       
 KB/s in  KB/s out   KB/s in  KB/s out
    4.01      7.13      0.00      0.00
    0.00      0.06      0.00      0.00
    0.06      0.00      0.00      0.00
    0.14      0.14      0.00      0.00
    0.18      0.11      0.00      0.00
    0.59      0.59      0.00      0.00
    0.06      0.63      0.00      0.00