Wireshark-dev: Re: [Wireshark-dev] FW: Accuracy of wireshark
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From: Jakub Zawadzki <darkjames-ws@xxxxxxxxxxxx>
Date: Tue, 9 Oct 2012 23:34:56 +0200
On Tue, Oct 09, 2012 at 10:11:52PM +0200, Jaap Keuter wrote:
> If you want to have high precision guaranteed capture then go with a hardware 
> solution. Turbocap would be something I would look at:
> http://www.riverbed.com/us/products/cascade/wireshark_enhancements/turbocap.php

Or Endace DAG cards:
http://www.endace.com/endace-dag-high-speed-packet-capture-cards.html

They have nanosecond accurate timestamp, and clock can be synchronized with GPS.
Stephen have written nice whitepaper:
  http://www.lcs.poli.usp.br/~jra/UPC/Traces/timestamping_whitepaper.pdf