iperfテストtcp帯域幅
# iperf -c 2xx.1xx.1xx.1xx -p 5555 -B 172.16.28.173 -i 1 -t 10
------------------------------------------------------------
Client connecting to 2xx.1xx.1xx.1xx, TCP port 5555
Binding to local address 172.16.28.173
TCP window size: 16.0 KByte (default)
------------------------------------------------------------
[ 3] local 172.16.28.173 port 5555 connected with 211.160.178.10 port 5555
[ ID] Interval Transfer Bandwidth
[ 3] 0.0- 1.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 1.0- 2.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 2.0- 3.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 3.0- 4.0 sec 128 KBytes 1.05 Mbits/sec
[ 3] 4.0- 5.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 5.0- 6.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 6.0- 7.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 7.0- 8.0 sec 128 KBytes 1.05 Mbits/sec
[ 3] 8.0- 9.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 9.0-10.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 0.0-10.9 sec 384 KBytes 289 Kbits/sec
# iperf -c 211.160.178.10 -p 5555 -B 101.82.96.114 -i 1 -t 10
------------------------------------------------------------
Client connecting to 2xx.1xx.1xx.1xx, TCP port 5555
Binding to local address 101.82.96.114
TCP window size: 16.0 KByte (default)
------------------------------------------------------------
[ 3] local 101.82.96.114 port 5555 connected with 211.160.178.10 port 5555
[ ID] Interval Transfer Bandwidth
[ 3] 0.0- 1.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 1.0- 2.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 2.0- 3.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 3.0- 4.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 4.0- 5.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 5.0- 6.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 6.0- 7.0 sec 128 KBytes 1.05 Mbits/sec
[ 3] 7.0- 8.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 8.0- 9.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 9.0-10.0 sec 128 KBytes 1.05 Mbits/sec
[ 3] 10.0-11.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 11.0-12.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 12.0-13.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 13.0-14.0 sec 0.00 Bytes 0.00 bits/sec
[ 3] 0.0-14.1 sec 384 KBytes 223 Kbits/secC:\Users\Administrator>D:\cifs\tools\iperf-2.0.5-cygwin\iperf.exe -s -p 5555
------------------------------------------------------------
Server listening on TCP port 5555
TCP window size: 64.0 KByte (default)
------------------------------------------------------------
[ 4] local 10.12.23.47 port 5555 connected with 101.82.96.114 port 5555
[ ID] Interval Transfer Bandwidth
[ 4] 0.0-10.2 sec 384 KBytes 307 Kbits/sec
[ 4] local 10.12.23.47 port 5555 connected with 101.82.96.114 port 5555
[ 4] 0.0-32.2 sec 384 KBytes 97.6 Kbits/sec
[ 4] local 10.12.23.47 port 5555 connected with 119.6.254.189 port 12895
[ 4] 0.0-14.6 sec 384 KBytes 215 Kbits/sec
[ 4] local 10.12.23.47 port 5555 connected with 119.6.254.189 port 27603
[ 4] 0.0-10.9 sec 384 KBytes 288 Kbits/sec
[ 4] local 10.12.23.47 port 5555 connected with 101.82.96.114 port 5555
[ 4] 0.0-14.4 sec 384 KBytes 218 Kbits/sec-b帯域幅パラメータを設定しないでください.そうしないとudpモードと誤認します.
Bパラメータを指定すると、tcpクライアントも-pパラメータのポートでローカルのNIC ipをバインドしようとします(本来このポート番号は、クライアントモードではiperfサーバのportを指定するために多重化されています).