NAME

       iperf - perform network throughput tests


SYNOPSIS

       iperf -s [ options ]


       iperf -c server [ options ]


       iperf -u -s [ options ]


       iperf -u -c server [ options ]


DESCRIPTION

       iperf  is a tool for performing network throughput measurements.  It can test either TCP or UDP throughput.  To

       perform an iperf test the user must establish both a server (to discard traffic)  and  a  client  (to  generate

       traffic).