Well the tcp segment number is used to identify a byte in the byte stream. So does tcp only support a payload of size one byte only ?
closed as not a real question by Iain, DanBig, Scott Pack, SvW, Wesley Jan 27 '11 at 19:21
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Seriously, you need to re-read your TCP/IP. Quoting Wikipedia:
Sequence number (32 bits) – has a dual role: