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<p class="MsoNormal"><u><span style="font-size:12.0pt;font-family:"Arial","sans-serif";color:#1F497D">Attendees
</span></u><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">(Sorry we did not catch all the names):
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Cathy Zhang (Huawei), Louis Fourie,
</span><span style="color:#1F497D">Alex Barclay (HP), Vikram Choudhary, Carlos Goncalves (NTT)
<a href="mailto:mail@cgoncalves.pt"><span style="color:#1F497D">mail@cgoncalves.pt</span></a>, Adolfo Duarte (HP)
<a href="mailto:adolfo.duarte@hp.com"><span style="color:#1F497D">adolfo.duarte@hp.com</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">German Eichberger (HP) <a href="mailto:german.eichberger@hp.com">
<span style="color:#1F497D">german.eichberger@hp.com</span></a>, Swami Vasudevan (HP)
<a href="mailto:swaminathan.vasudevan@hp.com"><span style="color:#1F497D">swaminathan.vasudevan@hp.com</span></a>, Uri Elzur (Intel)
<a href="mailto:uri.elzur@intel.com"><span style="color:#1F497D">uri.elzur@intel.com</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Joe D'Andrea (ATT) <a href="mailto:jdandrea@research.att.com">
<span style="color:#1F497D">jdandrea@research.att.com</span></a>, Isaku Yamahata (Intel)
<a href="mailto:isaku.yamahata@gmail.com"><span style="color:#1F497D">isaku.yamahata@gmail.com</span></a>, Malini Bhandaru
<a href="mailto:malini.k.bhandaru@intel.com"><span style="color:#1F497D">malini.k.bhandaru@intel.com</span></a>,
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Michael Johnson (HP) <a href="mailto:johnsom@hp.com">
<span style="color:#1F497D">johnsom@hp.com</span></a>, Lynn Li (HP) <a href="mailto:lynn.li@hp.com">
<span style="color:#1F497D">lynn.li@hp.com</span></a>, Mickey Spiegel (IBM) <a href="mailto:emspiege@us.ibm.com">
<span style="color:#1F497D">emspiege@us.ibm.com</span></a>, Ryan Tidwell (HP) <a href="mailto:ryan.tidwell@hp.com">
<span style="color:#1F497D">ryan.tidwell@hp.com</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Ralf Trezeciak <a href="mailto:openstack@trezeciak.de">
<span style="color:#1F497D">openstack@trezeciak.de</span></a>, David Pinheiro, Hardik Italia<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><u><span style="font-size:12.0pt;font-family:"Arial","sans-serif";color:#1F497D">Agenda:<br>
</span></u><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Cathy presented the service chain architecture and blueprints and Gerrit review for:<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpFirst" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:19.5pt;text-indent:-.25in;line-height:115%;mso-list:l1 level1 lfo2">
<![if !supportLists]><span style="font-size:10.0pt;line-height:115%;color:#1F497D"><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D"> Neutron Extensions for Service chaining<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:19.5pt;text-indent:-.25in;line-height:115%;mso-list:l1 level1 lfo2">
<![if !supportLists]><span style="font-size:10.0pt;line-height:115%;color:#1F497D"><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Common Neutron SFC Driver API<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:19.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">There is a lot of interest on this feature.
<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<u><span style="font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Questions<o:p></o:p></span></u></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Uri: Does this BP specify the implementation in the backend data path? Cathy: This could be implemented by various data path chaining schemes: eg. IETF service chain
header, VLAN. <o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Uri: What happens if the security group/iptables conflict with SGs for port-chain? Cathy: it is expected that conflicts will be resolved by the upper layer “Intent
Infra”.<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Vikram: can other datapath transports be used. Cathy: Yes, what is defined in the BP is the NBI for Neutron.<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Swami: add use case and example. Cathy: will add. There is a SFC use case BP, will contact authors.<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Carlos: how does this relate to older traffic steering BP. Cathy: we can discuss offline and work together to incorporate the traffic steering BP idea into this BP.<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Uri: are these two BPs for NBI and SBI for Neutron? Cathy: yes<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Isaku: does Kyle know about BPs? Cathy: yes<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Uri: how do these BPs relate to rest of Openstack? Cathy: There will be a presentation on the service chain framework at 2pm May 18 at the Vancouver Summit. It will
be presented by Cathy together with Kyle Mestery and Dave Lenrow.<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Swami: It helps to present a simple service chain use case at meeting next week. Suggest to have IRC meeting too as it provides a record of what is discussed. Cathy:
I have already created the IRC meeting for service chain project, will start the IRC meeting too.
<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpMiddle" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Malini: we should have a complete spec so redesign is avoided.
<o:p></o:p></span></p>
<p class="MsoListParagraphCxSpLast" style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:10.0pt;margin-left:1.5pt;line-height:115%">
<span style="font-size:10.0pt;line-height:115%;font-family:"Arial","sans-serif";color:#1F497D">Swami: We should use Neutron design session at Vancouver to discuss this BP and flesh out details.
<o:p></o:p></span></p>
<p class="MsoNormal"><u><span style="font-size:12.0pt;font-family:"Arial","sans-serif";color:#1F497D">Action Items</span></u><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"> <o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">We will have two meetings next week: one “goto” meeting with audio and data sharing, the other IRC meeting with link to google doc for sharing diagrams.
Cathy will send out the meeting info to the community<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Swami will send an email to Kyle Mestery requesting a time slot for service chaining topic in Neutron design session so that we can get all interested
parties in one room for a good face-to-face discussion. <o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><span style="mso-list:Ignore">3.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Cathy will discuss with Carlos offline about incorporating the traffic steering idea into the service chain BPs.
<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><span style="mso-list:Ignore">4.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Service chaining is a complicated solution involving management plane, control plane, and data plane as well as multiple components. The consensus is
to first design/implement the two Neutron related service chain BPs <span style="background:white">
<a href="https://review.openstack.org/#/c/177946"><span style="color:#1F497D">https://review.openstack.org/#/c/177946</span></a> and get the feature approved by Neutron Core/Driver team and implemented for the OpenStack L release. If we can not get a slot in
the design session, we will meet at the service chain presentation on May 18 and find a room to discuss</span> how to move forward with this feature development in OpenStack.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Feel free to chime in if I miss any points.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Cathy<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.25in"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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