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<p class=MsoNormal>> I evaluated it about 3 years and decided that the open
source version had some advantages.<o:p></o:p></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Would you mind to share the advantages of the ptpd open source
code from your evaluation? Are there issues with Ixxat IEEE 1588-2008 protocol
stack? I generally go with open source code, but this time I hesitate
because ptpd does not support IPv6 and there is no indication it will soon.
Commercial product also provides more support (at a cost).<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>WRT kernel 3.X, my embedded platform currently uses 2.6.35.7 and
a kernel upgrade is not quick job as it involves re-testing of all applications
and infrastructure code.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Regards,<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Daniel<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
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<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
ptpd-bounces@lists.infradead.org [mailto:ptpd-bounces@lists.infradead.org] <b>On
Behalf Of </b>Ronciak, John<br>
<b>Sent:</b> Thursday, April 05, 2012 6:05 PM<br>
<b>To:</b> gertjan hofman; ptpd@lists.infradead.org<br>
<b>Subject:</b> RE: [ptpd - Help] Questions on products and licensing<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>> Not entirely sure what you mean. Ixxat has had a
commercial version for 5 years, see:<o:p></o:p></p>
<p class=MsoNormal>> <a
href="http://www.ixxat.com/ieee-1588-stack-v2_en.html" target="_blank">http://www.ixxat.com/ieee-1588-stack-v2_en.html</a><o:p></o:p></p>
<p class=MsoNormal>> I evaluated it about 3 years and decided that the open
source version had some advantages.<o:p></o:p></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Yes but I was only pointing out the Linux project stuff.
Commercial versions have been around a long time. The Linux one not
really that long until now in the Linux kernel.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal>> The kernel implementation came too late for us - I
should dig into it some more. I seem to recall there was strong <o:p></o:p></p>
<p class=MsoNormal>> reluctance at Red Hat to distribute it due to the
patents issues. Is this no longer true ?<o:p></o:p></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Since it is part of the kernel I’m assuming not. I
don’t speak in any way for RH. As of yet RH has not released a
kernel based on a version that support PTP. That will change as the next
major release happen from them. It will be based on a kernel that
supports it.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Cheers,<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>John<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> gertjan hofman
[mailto:ghofman@gmail.com] <br>
<b>Sent:</b> Thursday, April 05, 2012 2:48 PM<br>
<b>To:</b> ptpd@lists.infradead.org<br>
<b>Cc:</b> Ronciak, John<br>
<b>Subject:</b> [ptpd - Help] Questions on products and licensing<o:p></o:p></span></p>
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</div>
<p class=MsoNormal><o:p> </o:p></p>
<div>
<p class=MsoNormal><o:p> </o:p></p>
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<div>
<p class=MsoNormal>John,<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Not entirely sure what you mean. Ixxat has had a
commercial version for 5 years, see:<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<p class=MsoNormal><a href="http://www.ixxat.com/ieee-1588-stack-v2_en.html"
target="_blank">http://www.ixxat.com/ieee-1588-stack-v2_en.html</a><o:p></o:p></p>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>I evaluated it about 3 years and decided that the open
source version had some advantages.<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Re license - yes, use of the 1588 protocol, regardless
of the hard/software will always fall under the Lucent license - at least that
is the understanding of the lawyers of the company I work for. Cost are
not prohibitive.<o:p></o:p></p>
</div>
<div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>The kernel implementation came too late for us - I should
dig into it some more. I seem to recall there was strong reluctance at Red Hat
to distribute it due to the patents issues. Is this no longer true ?<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Cheers<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<div>
<p class=MsoNormal>Gertjan<o:p></o:p></p>
</div>
<div>
<p class=MsoNormal><br clear=all>
<o:p></o:p></p>
<div>
<p class=MsoNormal><o:p> </o:p></p>
</div>
<p class=MsoNormal>-- <br>
==================================================<br>
Gertjan Hofman<br>
ghofman [at] <a href="http://gmail.com" target="_blank">gmail.com</a> <br>
<br>
<a href="tel:604-982-3574" target="_blank">604-982-3574</a><br>
==================================================<o:p></o:p></p>
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