some changes

implementation/mininet_controller.py

@@ -312,7 +312,7 @@ def measure_packet_flow(net, client, server, server_ip, flow_measurement_targets
     net[server].cmd(iperf_server_command)
     sleep(1)
     net[client].cmd(
-        f"iperf3 -c {server_ip} -b {int(bandwidth) * 1000000} -f m -i {interval} -t {length+2} {client_type_string} > {tmp_file_name}_client.out &")
+        f"iperf3 -c {server_ip} -b 0 -f m -i {interval} -t {length+2} {client_type_string} > {tmp_file_name}_client.out &")
     start_packet_counter_timers(net, interval, length, unique_test_name, test_prefix, test_type, timestamp)
 
     sleep(length + 10)