Anybody running pcap traces?

Brian E Carpenter brian.e.carpenter at
Tue May 31 03:36:55 CEST 2011


I'll be writing to the 6man list about this, since it really is
an algorithm design issue. I wanted to wait until I had some
real data though; soon...


On 2011-05-31 10:30, Fernando Gont wrote:
> Hi, Brian,
> On 05/30/2011 06:23 PM, Brian E Carpenter wrote:
>> I'm looking for some real world IPv6 pcap (a.k.a. bpf) traces for a specific
>> purpose, namely testing hash algorithms in connection with
>> draft-ietf-6man-flow-3697bis.
> Would you share with us what you're trying to measure? (just curious) --
> Infer the algorithm used for selecting Flow-IDs (whether random,
> incremental, etc.), or something else?
>> Basically I want traces that match this pcap capture filter
>>   ip6 and tcp and ip6[53:1]=2
>> (this selects SYN packets only). The traces must *not* be
>> anonymized, since the algorithms I'm testing need genuine addresses.
>> Obviously, traces will be treated with complete confidentiality, and
>> in any case I prefer traces without payloads to make the files shorter.
> David Malone has been performing measurements of this sort. -- You
> should drop him an e-mail.. he might be willing to help.
> P.S.: He published a paper with the data I think you're looking for --
> although his apper is a bit dated.
> Thanks,

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