iperf3 -c SERVER -p 55020 -t 20 -R -4Connecting to host SERVER, port 55020Reverse mode, remote host SERVER is sending[ 5] local 192.168.22.162 port 38928 connected to 116.203.XXX.XXX port 55020[ ID] Interval Transfer Bitrate[ 5] 0.00-1.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 1.00-2.00 sec 588 KBytes 4.82 Mbits/sec [ 5] 2.00-3.00 sec 591 KBytes 4.84 Mbits/sec [ 5] 3.00-4.00 sec 588 KBytes 4.81 Mbits/sec [ 5] 4.00-5.00 sec 571 KBytes 4.68 Mbits/sec [ 5] 5.00-6.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 6.00-7.00 sec 588 KBytes 4.82 Mbits/sec [ 5] 7.00-8.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 8.00-9.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 9.00-10.00 sec 588 KBytes 4.82 Mbits/sec [ 5] 10.00-11.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 11.00-12.00 sec 537 KBytes 4.40 Mbits/sec [ 5] 12.00-13.00 sec 636 KBytes 5.21 Mbits/sec [ 5] 13.00-14.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 14.00-15.00 sec 588 KBytes 4.82 Mbits/sec [ 5] 15.00-16.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 16.00-17.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 17.00-18.00 sec 589 KBytes 4.83 Mbits/sec [ 5] 18.00-19.00 sec 588 KBytes 4.82 Mbits/sec [ 5] 19.00-20.00 sec 589 KBytes 4.83 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - -[ ID] Interval Transfer Bitrate Retr[ 5] 0.00-20.01 sec 11.8 MBytes 4.95 Mbits/sec 12 sender[ 5] 0.00-20.00 sec 11.5 MBytes 4.81 Mbits/sec receiver
iperf3 -c SERVER -p 55021 -t 120 -R -6Connecting to host SERVER, port 55021Reverse mode, remote host SERVER is sending[ 5] local 2003:cc:XXX:7099 port 60670 connected to 2a01:XXX::1 port 55021[ ID] Interval Transfer Bitrate[ 5] 0.00-1.00 sec 409 KBytes 3.35 Mbits/sec [ 5] 1.00-2.00 sec 458 KBytes 3.75 Mbits/sec [ 5] 2.00-3.00 sec 448 KBytes 3.67 Mbits/sec [ 5] 3.00-4.00 sec 478 KBytes 3.92 Mbits/sec [ 5] 4.00-5.00 sec 494 KBytes 4.04 Mbits/sec [ 5] 5.00-6.00 sec 463 KBytes 3.79 Mbits/sec [ 5] 6.00-7.00 sec 448 KBytes 3.67 Mbits/sec [ 5] 7.00-8.00 sec 404 KBytes 3.31 Mbits/sec [ 5] 8.00-9.00 sec 355 KBytes 2.91 Mbits/sec [ 5] 9.00-10.00 sec 306 KBytes 2.51 Mbits/sec [ 5] 10.00-11.00 sec 283 KBytes 2.32 Mbits/sec [ 5] 11.00-12.00 sec 211 KBytes 1.73 Mbits/sec [ 5] 12.00-13.00 sec 169 KBytes 1.39 Mbits/sec [ 5] 13.00-14.00 sec 111 KBytes 909 Kbits/sec [ 5] 14.00-15.00 sec 86.0 KBytes 704 Kbits/sec [ 5] 15.00-16.00 sec 70.7 KBytes 579 Kbits/sec [ 5] 16.00-17.00 sec 201 KBytes 1.65 Mbits/sec [ 5] 17.00-18.00 sec 587 KBytes 4.81 Mbits/sec [ 5] 18.00-19.00 sec 865 KBytes 7.09 Mbits/sec [ 5] 19.00-20.00 sec 989 KBytes 8.10 Mbits/sec [ 5] 20.00-21.00 sec 1.01 MBytes 8.45 Mbits/sec ^C[ 5] 21.00-21.46 sec 473 KBytes 8.37 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - -[ ID] Interval Transfer Bitrate[ 5] 0.00-21.46 sec 0.00 Bytes 0.00 bits/sec sender[ 5] 0.00-21.46 sec 9.12 MBytes 3.56 Mbits/sec receiver