UDP TEST
1) board as service
root@OpenWrt:/# iperf -u -s
------------------------------------------------------------
Server listening on UDP port 5001
Receiving 1470 byte datagrams
UDP buffer size: 160 KByte (default)
------------------------------------------------------------
[ 3] local 192.168.1.115 port 5001 connected with 192.168.1.10 port 54557
[ ID] Interval Transfer Bandwidth Jitter Lost/Total Datagrams
[ 3] 0.0-10.0 sec 103 MBytes 86.2 Mbits/sec 1.163 ms 32/73357 (0.044%)
[ 3] 0.0-10.0 sec 20 datagrams received out-of-order
2) PC as client
F:\iperf>iperf.exe -u -c 192.168.1.115 -b 100M -t 10
------------------------------------------------------------
Client connecting to 192.168.1.115, UDP port 5001
Sending 1470 byte datagrams
UDP buffer size: 64.0 KByte (default)
------------------------------------------------------------
[ 3] local 192.168.1.10 port 54557 connected with 192.168.1.115 port 5001
[ ID] Interval Transfer Bandwidth
[ 3] 0.0-10.0 sec 103 MBytes 86.1 Mbits/sec
[ 3] Sent 73358 datagrams
[ 3] Server Report:
[ 3] 0.0-10.0 sec 103 MBytes 86.2 Mbits/sec 1.163 ms 32/73357 (0.044%)
[ 3] 0.0-10.0 sec 20 datagrams received out-of-order
TCP TEST
1) board as service
root@OpenWrt:/# iperf -s
------------------------------------------------------------
Server listening on TCP port 5001
TCP window size: 85.3 KByte (default)
------------------------------------------------------------
[ 4] local 192.168.1.115 port 5001 connected with 192.168.1.10 port 50736
[ ID] Interval Transfer Bandwidth
[ 4] 0.0-10.0 sec 90.6 MBytes 75.7 Mbits/sec
2) PC as client
F:\iperf>iperf.exe -c 192.168.1.115 -t 10
------------------------------------------------------------
Client connecting to 192.168.1.115, TCP port 5001
TCP window size: 64.0 KByte (default)
------------------------------------------------------------
[ 3] local 192.168.1.10 port 50736 connected with 192.168.1.115 port 5001
[ ID] Interval Transfer Bandwidth
[ 3] 0.0-10.0 sec 90.6 MBytes 75.8 Mbits/sec
Wifi Troughput Test using iperf
原文：https://www.cnblogs.com/lianghong881018/p/10245878.html