root@bgp2:~# iperf -c 185.66.195.1 -R -i 1
------------------------------------------------------------
Client connecting to 185.66.195.1, TCP port 5001
TCP window size: 85.0 KByte (default)
------------------------------------------------------------
[  3] local 5.9.252.107 port 56428 connected with 185.66.195.1 port 5001
[ ID] Interval       Transfer     Bandwidth
[  3]  0.0- 1.0 sec  24.9 MBytes   209 Mbits/sec
[  3]  1.0- 2.0 sec  0.00 Bytes  0.00 bits/sec
[  3]  2.0- 3.0 sec  3.88 MBytes  32.5 Mbits/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  0.00 Bytes  0.00 bits/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  0.00 Bytes  0.00 bits/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]  0.0-13.1 sec  28.9 MBytes  18.5 Mbits/sec