Hi Kevin,
I want to generate the statistics on TCP performance indicators for some captures I have like throughput, rtt, retransmission and cwnd.
Kevin <masonke@xxxxxxxxx> wrote:
Becky,
What are you trying to find the cwnd for?
Kevin
On Aug 28, 2007, at 7:50 AM, ronnie sahlberg wrote:
> The congestion window can not be determined by looking at the packets
> themself since the congestion window is not stored in the packet
> headers.
>
> In general it is impossible to tell what the congestion window is by
> looking at traces.
> However If you know if great detail exactly how the state machine for
> the TCP you look at works you can sometimes make educated guesses of
> what the congestion window "probably is" from the trace.
> This is very
very timeconsuming and probably only accurate if you know
> the sourcecode for the tcp implementation in question by heart.
>
>
>
> On 8/28/07, Becky Vict wrote:
>> Hi all,
>>
>> I have some server captures and I wonder can I get cwnd from these?
>>
>> Thanks.
>>
>>
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