iperf -sN
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Server listening on TCP port 5001
TCP window size: 85.3 KByte (default)
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[  4] local 172.31.36.178 port 5001 connected with x.x.x.x port 59623
[ ID] Interval       Transfer     Bandwidth
[  4]  0.0-10.0 sec   427 MBytes   358 Mbits/sec
[  4] local 172.31.36.178 port 5001 connected with x.x.x.x port 59669
[  4]  0.0-10.0 sec   432 MBytes   362 Mbits/sec
[  4] local 172.31.36.178 port 5001 connected with x.x.x.x port 59670
[  4]  0.0-10.0 sec   426 MBytes   357 Mbits/sec