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<p class="MsoNormal"><span style="font-size:11.0pt">Hi Philip,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">There is currently no mechanism to configure a specific compute host to be a PTP master.  That would require enhancements to the current PTP configuration since the current default state is to set up only
 the internal management network as a PTP slave, and currently that configuration cannot be overridden by the user.  We are looking at adding per-interface PTP configuration in the future but depending on the specific device on the compute that you want to
 configure as a PTP master, it may not specifically address this scenario.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">To help clarify the use case:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Can you describe the clocking architecture in more detail?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">What is the device that will be on the compute host that will bring in the clocking source?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Are you looking to redistribute the clock from the compute, so that it behaves as a boundary clock or will it be a grand master?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span style="color:black">From: </span></b><span style="color:black">"Philip_Wang@alphanetworks.com" <Philip_Wang@alphanetworks.com><br>
<b>Date: </b>Wednesday, November 6, 2019 at 9:04 AM<br>
<b>To: </b>"starlingx-discuss@lists.starlingx.io" <starlingx-discuss@lists.starlingx.io><br>
<b>Subject: </b>[Starlingx-discuss] How to configure compute note PTP as Master<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">Hi Team,</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">Below is PTP architecture in StarlingX.</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"><img width="611" height="338" style="width:6.3645in;height:3.5208in" id="圖片_x0020_1" src="cid:image001.png@01D5960C.21331EF0" alt="cid:image003.png@01D593C1.406FFD30"></span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">We need connect a host device that need PTP time sync on compute node.</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">But in StarlingX compute node is slave.</span><o:p></o:p></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph" style="margin-left:-18.0pt;mso-para-margin-left:0gd;mso-list:l0 level1 lfo2">
<span lang="EN-US">How can we configure or modified PTP in StarlingX let compute node can be Master/Slave BC mode.</span><o:p></o:p></li><li class="MsoListParagraph" style="margin-left:-18.0pt;mso-para-margin-left:0gd;mso-list:l0 level1 lfo2">
<span lang="EN-US">Or what architecture should be in StarlingX support host device need PTP time sync.</span><o:p></o:p></li></ul>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">Best Reagrds,</span><o:p></o:p></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoNormal" style="margin-left:-18.0pt;mso-list:l1 level1 lfo4"><b><i><span lang="EN-US" style="font-size:14.0pt;color:#4472C4">Philip Wang</span></i></b><o:p></o:p></li></ul>
<p class="MsoNormal"><b><span lang="EN-US">---</span></b><o:p></o:p></p>
<p class="MsoNormal"><b><span lang="EN-US">Alpha Networks Inc.</span></b><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">TEL: 886-3-5636666 EXT:6403</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
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