Install Iftop


Iftop is a niffty little tool to help in helping to monitor Network Bandwith. Similar to top, it display the local and external host(s) that are responsible for the most traffic activities.

There are some basic requirement first. Make sure you install

1. libpcap and libpcap-devel
2. ncurses and ncurses-devel

To install iftop you need to have EPEL repository configured first. To enable EPEL for CentOS 5 For 32-bits

rpm -Uvh

and for 64-bits

rpm -Uvh

To enable EPEL for CentOS 4 for 32-bits


and for 64-bits


now begin to install iftop

yum install iftop

To run iftop, simply run

iftop -i eth0

For iftop options, visit


I am a g33k, Linux blogger, developer, student and Tech Writer for My passion for all things tech drives my hunt for all the coolz. I often need a vacation after I get back from vacation....