Size of a tcp packet on BSD

Question

If i need to find out the size of a tcp packet on BSD.....what do we need to do?

Is there some utility which allows for this?

Answer 1

do you mean the max possible size? if so, google for MTU (Maximum Transmission Unit)

Answer 2

尝试空灵。

Answer 3

我认为使用tcpdump是最简单的解决方案。