Re: Handling TCP packets reordering

[Mikko Saarnivala <mikko.saarnivala () sensinode com>]

Oon perjantaina toimistolla.

Mikko

Max Dmitrichenko <dmitrmax () gmail com> wrote:

> Hi!
>
> I'm continue to write dissector for an encrypted protocol. Everything
> works fine until I receive an out-of-order TCP segment, i.e. previous
> was lost.
> Since I'm trying to decrypt it, I fail with it and break the whole
> decryption context. Is there any way to:
> 1) Detect that this packet is out of order in given conversation?
> 2) Ask the TCP dissector to feed this packet later again when all
> previous segments will be retransmitted?
>
> And as far as I understand, there can be a situation when packet is
> duplicated. This should be handled too. How?
>
> --
>  Max
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