{"pairs": {"ping": ["h1", "h4"], "iperf": [["h2", "h3"]]}, "routing_time": 0, "sequential": {"ping": {"avg": 0.117, "mdev": 0.17}, "iperfs": [1110000]}, "parallel": {"ping": {"avg": 0.087, "mdev": 0.078}, "iperfs": [1170000]}}