Display an interface's bandwidth usage

Current versions

Formula history

ilovezfs Use “squiggly” heredocs.
ilovezfs iftop: remove redundant version specification
Zhiming Wang iftop: add test (#12166)
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages
Mike McQuaid iftop: recommend sudo instead of setuid.
Jon Chen iftop: make commands in caveats copy/paste-friendly
Gianluca Borello iftop 1.0pre4
Eugene San (eugenesan) iftop: add caveats