tcpdump mailing list archives

Re: tcpdump license and Nokia


From: Michael Richardson <mcr () sandelman ca>
Date: Wed, 21 Dec 2011 12:32:24 -0500


"David" == David Laight <David.Laight () ACULAB COM> writes:
    >> Tyson Key <tyson.key <at> gmail.com> writes:
    >> 
    >> > As far as I'm aware, TCPDump is released under the terms of the
    >> BSD
    David> Licence
    >> > - meaning that Nokia haven't got any obligations regarding
    >> releasing
    David> their
    >> > modifications; and whilst it's not the most reliable
    >> information
    David> source on
    >> > the planet, Wikipedia seems to corroborate that thought.
    >> 
    >> Thanks Tyson.  Yes, I see that now in the sources.  Still, might
    >> it
    David> be useful to
    >> mention the license somewhere on the web site?

    David> The sources seem to contain a mix of zero, 2, 3 and 4 clause
    David> BSD licences from Berkley.  I thought Berkley had made a
    David> general statement that some of those clauses (esp. the
    David> advertising one) could be removed??

Yes, so wherever it has a 4-clause license, you can replace it with a
3-clause license (patches welcome!!!).  Going from 3-clause to 2-clause
would generally require the agreement of everyone who contributed to the
file. (volunteers welcome!)

-- 
]       He who is tired of Weird Al is tired of life!           |  firewalls  [
]   Michael Richardson, Sandelman Software Works, Ottawa, ON    |net architect[
] mcr () sandelman ottawa on ca http://www.sandelman.ottawa.on.ca/ |device driver[
   Kyoto Plus: watch the video <http://www.youtube.com/watch?v=kzx1ycLXQSE>
                       then sign the petition. 
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