Linux Display Bandwidth Usage on Network Interface By Host

Posted on in Categories Howto, Linux, Networking, RedHat/Fedora Linux last updated November 25, 2013

The iftop command listens to network traffic on a named network interface, or on the first interface it can find which looks like an external interface if none is specified, and displays a table of current bandwidth usage by pairs of hosts. iftop is a perfect tool for remote Linux server over ssh session.