219 def get_ipv4(client, ifname=None):  argument
221         ifname = client.ifname
222     status, buf = client.execute(["ifconfig", ifname])
237 def get_ipv6(client, ifname=None):  argument
240         ifname = client.ifname
241     status, buf = client.execute(["ifconfig", ifname])
262 def get_ip(client, addr_type="ipv6", iface=None):  argument
264         return get_ipv6(client, iface)
266         return get_ipv4(client, iface)
461 def iperf_run(server, client, server_ip, client_res, server_res,  argument
466         ifname = client.ifname
497     flush_arp_cache(client)
501     client_thread = client.thread_run(iperf_client, client_res)
505 def iperf_wait(server, client, server_thread, client_thread, timeout=None, iperf="iperf"):  argument
506     client.thread_wait(client_thread, timeout)
521 def run_tp_test(server, client, l3="ipv4", iperf="iperf", l4="tcp", test_time="10", parallel="5",  argument
528     server_thread, client_thread = iperf_run(server, client, server_ip, client_res, server_res,
532 … iperf_wait(server, client, server_thread, client_thread, iperf=iperf, timeout=int(test_time) + 10)