Gruppo 11 Michele Quaresimin 820577 A.A 2008/2009 Iperf - performance tool - Protocolli di rete Università Ca’ Foscari di Venezia Corso di Laurea in Informatica

TEST TCP 10/06/09 Quaresimin Michele - Iperf iperf -c 84.222.121.182 -p 59875 ------------------------------------------------------------ Client connecting to 84.222.121.182, TCP port 59875 TCP window size: 16.0 KByte (default) ------------------------------------------------------------ [ 3] local 192.168.1.106 port 57810 connected with 84.222.121.182 port 59875 [ ID] Interval Transfer Bandwidth [ 3] 0.0-10.1 sec 440 KBytes 356 Kbits/sec iperf -s -p 59875 ------------------------------------------------------------ Server listening on TCP port 59875 TCP window size: 85.3 KByte (default) ------------------------------------------------------------ [ 5] local 192.168.0.3 port 59875 connected with 82.54.227.147 port 57810 [ ID] Interval Transfer Bandwidth [ 5] 0.0-12.2 sec 440 KBytes 297 Kbits/sec 440 KB / 10.1 s ≈ 44610 B/s 44610 * 8 / 1000 ≈ 356 Kb/s

TEST UDP 10/06/09 Quaresimin Michele - Iperf iperf -c 84.222.121.182 -p 15859 -u -b 128k ------------------------------------------------------------ Client connecting to 84.222.121.182, UDP port 15859 Sending 1470 byte datagrams UDP buffer size: 110 KByte (default) ------------------------------------------------------------ [ 3] local 192.168.1.106 port 46583 connected with 84.222.121.182 port 15859 [ ID] Interval Transfer Bandwidth [ 3] 0.0-10.1 sec 158 KBytes 128 Kbits/sec [ 3] Sent 110 datagrams iperf -s -u -p 15859 ------------------------------------------------------------ Server listening on UDP port 15859 Receiving 1470 byte datagrams UDP buffer size: 110 KByte (default) ------------------------------------------------------------ [ 3] local 192.168.0.3 port 15859 connected with 82.54.227.147 port 46583 [ ID] Interval Transfer Bandwidth Jitter Lost/Total Datagrams [ 3] 0.0- 1.0 sec 14.4 KBytes 118 Kbits/sec 1.083 ms 0/ 10 (0%) [ 3] 1.0- 2.0 sec 12.9 KBytes 106 Kbits/sec 1.308 ms 2/ 11 (18%) [ 3] 2.0- 3.0 sec 7.18 KBytes 58.8 Kbits/sec 1.267 ms 6/ 11 (55%) [ 3] 3.0- 4.0 sec 7.18 KBytes 58.8 Kbits/sec 1.314 ms 6/ 11 (55%) [ 3] 4.0- 5.0 sec 7.18 KBytes 58.8 Kbits/sec 1.230 ms 6/ 11 (55%) [ 3] 5.0- 6.0 sec 7.18 KBytes 58.8 Kbits/sec 1.276 ms 6/ 11 (55%) [ 3] 6.0- 7.0 sec 7.18 KBytes 58.8 Kbits/sec 1.301 ms 6/ 11 (55%) [ 3] 7.0- 8.0 sec 7.18 KBytes 58.8 Kbits/sec 1.204 ms 5/ 10 (50%) [ 3] 8.0- 9.0 sec 7.18 KBytes 58.8 Kbits/sec 1.225 ms 6/ 11 (55%) [ 3] 9.0-10.0 sec 7.18 KBytes 58.8 Kbits/sec 1.496 ms 6/ 11 (55%) [ 3] 0.0-10.1 sec 86.1 KBytes 69.8 Kbits/sec 1.437 ms 50/ 110 (45%) La rete è congestionata e metà dei datagrammi nei gruppi viene persa