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<pre>
$ nc 127.0.0.1 54321
Hello, World!
</pre>
*サーバー側
Listening on 127.0.0.1 54321
Connection received on 127.0.0.1 53408
Hello, World!
</pre>
*Dump
*セグメントの末尾に送信文字列が含まれている
<pre>
$ sudo tcpdump -i lo -tnlA "tcp and port 54321"tcpdump: verbose output suppressed, use -v or -vv for full protocol decodelistening on lo, link-type EN10MB (Ethernet), capture size 262144 bytesIP 127.0.0.1.53408 > 127.0.0.1.54321: Flags [P.], seq 13792056963:153792056975, ack 14147605678, win 512, options [nop,nop,TS val 3677112855 3677326932 ecr 36770720823677294810], length 1412E..@..@.@.!%...........1..2..7p......4....../.T./..Hello World IP 127.0.0.1.54321 > 127.0.0.1.53408: Flags [.], ack 1512, win 512, options [nop,nop,TS val 3677112855 3677326932 ecr 36771128553677326932], length 0E..4..@.@.^..........1...7p...2......(....../.T./.T
</pre>
© 2006 矢木浩人
