1534.494072 inet13.aist-nara.ac.jp.32894 > 203.178.134.220.echo: S 3136375300:3136375300(0) win 5840 <mss 1460,sackOK,timestamp 4708991 0,nop,wscale 0> (DF)
1534.494118 203.178.134.220.echo > inet13.aist-nara.ac.jp.32894: S 2676009749:2676009749(0) ack 3136375301 win 57344 <mss 1460,nop,wscale 0,nop,nop,timestamp 22576898 4708991> (DF)
1534.494337 inet13.aist-nara.ac.jp.32894 > 203.178.134.220.echo: . ack 1 win 5840 <nop,nop,timestamp 4708991 22576898> (DF)
1538.973407 inet13.aist-nara.ac.jp.32894 > 203.178.134.220.echo: P 1:7(6) ack 1 win 5840 <nop,nop,timestamp 4709439 22576898> (DF)
1538.973448 203.178.134.220.echo > inet13.aist-nara.ac.jp.32894: P 1:7(6) ack 7 win 57920 <nop,nop,timestamp 22577345 4709439> (DF)
1538.973687 inet13.aist-nara.ac.jp.32894 > 203.178.134.220.echo: . ack 7 win 5840 <nop,nop,timestamp 4709439 22577345> (DF)
1555.043459 inet13.aist-nara.ac.jp.32894 > 203.178.134.220.echo: F 7:7(0) ack 7 win 5840 <nop,nop,timestamp 4711046 22577345> (DF)
1555.043463 203.178.134.220.echo > inet13.aist-nara.ac.jp.32894: . ack 8 win 57920 <nop,nop,timestamp 22578953 4711046> (DF)
1555.043509 203.178.134.220.echo > inet13.aist-nara.ac.jp.32894: F 7:7(0) ack 8 win 57920 <nop,nop,timestamp 22578953 4711046> (DF)
1555.043798 inet13.aist-nara.ac.jp.32894 > 203.178.134.220.echo: . ack 8 win 5840 <nop,nop,timestamp 4711046 22578953> (DF)