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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Hello All,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> Below are the points discussed and concluded in today’s meeting. Please correct me If I have missed or captured few conclusions not as we concluded.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Discussion:<o:p></o:p></span></p>
<ol style="margin-top:0cm" start="1" type="1">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">Use of nexthop as leaf ref.
<o:p></o:p></span></li><ol style="margin-top:0cm" start="1" type="a">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">FRR will have to satisfy nexthop being independent object and can be programed independently.
<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">Currently kernel supports this feature and so does FRR with nexthop groups.
<o:p></o:p></span></li></ol>
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level1 lfo1"><span style="font-size:11.0pt;mso-fareast-language:EN-GB">NULL0 attribute handling<o:p></o:p></span></li><ol style="margin-top:0cm" start="1" type="a">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">We may not need NULL0 as this special nexthop and we should only provide blackhole interface.<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">Discussed about different type of interface avalible today in FRR.<o:p></o:p></span></li></ol>
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">FRR interface yang v/s IETF yang<o:p></o:p></span></li><ol style="margin-top:0cm" start="1" type="a">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">Why was FRR interface yang defined while we could have used IETF yang and added augmented more leaf to it.<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">It was done as a placeholder and we will need to revisit it.<o:p></o:p></span></li></ol>
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">VRF usage<o:p></o:p></span></li><ol style="margin-top:0cm" start="1" type="a">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">Discussed VRF usage for protocols. Should VRF be top of the tree or should be used as leafref.<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">Discussed different use of VRF being at top of tree and how it may help with configuration.<o:p></o:p></span></li></ol>
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">IETF data models usage<o:p></o:p></span></li><ol style="margin-top:0cm" start="1" type="a">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">Use of IETF data models should not restrict any existing feature that FRR supports today.
<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level2 lfo1"><span lang="EN-US" style="font-size:11.0pt">We should try to use existing IETF data model with deviations.<o:p></o:p></span></li></ol>
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l1 level1 lfo1"><span lang="EN-US" style="font-size:11.0pt">We will conclude on Staticd review before PIM and IGMP data model.<o:p></o:p></span></li></ol>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Conclusion:<o:p></o:p></span></p>
<ol style="margin-top:0cm" start="1" type="1">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l2 level1 lfo3"><span lang="EN-US" style="font-size:11.0pt">Staticd Yang module will have leafref to nexthop. For this we need to deviate from IETF nexthop and have our own nexthop container defined.<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l2 level1 lfo3"><span lang="EN-US" style="font-size:11.0pt">Null0 is not required and providing blockhole is enough.<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l2 level1 lfo3"><span lang="EN-US" style="font-size:11.0pt">VRF should not be restricted on how it should be used with in FRR. It should be used as appropriate for a given protocol. <o:p></o:p></span></li></ol>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">We will meet again on Friday to discuss over the next review items and questions will be published beforehand.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Thanks<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Santosh P K <o:p>
</o:p></span></p>
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