[Click] timestampaccum and TIMESTAMPS.
Eddie Kohler
kohler at cs.ucla.edu
Wed Jan 10 22:23:31 EST 2007
It is set when the packet is received. All Timestamp annotations are
local to the machine, unless you do some magic to set them another way.
Eddie
Nicola Arnoldi wrote:
> Dear all,
> I have another challenging question for you.
> I am willing to use the TimestampAccum element contained in the analysis
> package.
> Documentation says that it works with timestamps.
> I looked into the code and I learnt the following:
> -> FromDevice grabs this timestamp and sets a packet annotation
> -> TimestampAccum works with this annotation.
>
> Now the questions:
> - What timestamp is it?
> - Who sets that timestamp and where?
>
> I mean, it seems not an IP timestamp. I was wondering if the timestamp
> is set before packet transmission or at the time it is received.
>
> Thanks
>
> Nicola
>
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