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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Keshava,<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">Please find my answer inline…<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""> A, Keshava [mailto:keshava.a@hp.com]
<br>
<b>Sent:</b> 22 December 2014 20:10<br>
<b>To:</b> Vikram Choudhary; Murali B<br>
<b>Cc:</b> openstack-dev@lists.openstack.org; Yuriy.Babenko@telekom.de; stephen.kf.wong@gmail.com; Dhruv Dhody; Dongfeng (C); Kalyankumar Asangi; A, Keshava<br>
<b>Subject:</b> RE: Our idea for SFC using OpenFlow. RE: [openstack-dev] [NFV][Telco] Service VM v/s its basic framework<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Vikram,<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:36.75pt;text-indent:-18.75pt;mso-list:l0 level1 lfo1">
<![if !supportLists]><span style="font-size:11.0pt;font-family:"Calibri","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:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">In this solution it is assumed that all the OpenStack services are available/enabled on all the CNs ?<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:36.75pt"><b><u><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423">Vikram:
</span></u></b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423">The SFC NB API should be independent of where the advanced services are deployed, the API should infact hide this information by design.
<b><u><o:p></o:p></u></b></span></p>
<p class="MsoListParagraph" style="margin-left:36.75pt"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423">In the BP, we have proposed an idea of service pool which will be populated by the user with their respective advance service
instance/s. Our solution will just try to find out the best service instance to be used and dictate the flow path which the data traffic needs to follow for accomplishing SFC.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:36.75pt"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423">Let’s say the service pool contains 2 LB and 2 FW services and the user want a SFC as LB->FW. In such scenario a flow rule
mentioning the details about LB and FW instance with flow path details will be downloaded to the OVS.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:36.75pt"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423">Please note the details about the advanced services (like IP details i.e. where the service is running and etc) will be fetched
from the neutron db.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:36.75pt"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">2.</span><span style="font-size:7.0pt;color:#1F497D">
</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Consider a scenario: For a particular Tennant traffic the flows are chained across a set of CNs .<o:p></o:p></span></p>
<p class="MsoListParagraph"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Then if one of the VM (of that Tennant) migrates to a new CN, where that Tennant was not there earlier on that CN, what will be the impact ?
<o:p></o:p></span></p>
<p class="MsoListParagraph"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">How to control the chaining of flows in these kind of scenario ? so that packet will reach that Tennant VM on new CN ?<o:p></o:p></span></p>
<p class="MsoListParagraph"><b><u><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423">Vikram:</span></u></b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#632423"> If the deployment of advanced services change,
the neutron db would be updated and corresponding actions (selection of advance service instance and corresponding change in OVS dataflow would be done). This is hidden to the user.
<o:p></o:p></span></p>
<p class="MsoListParagraph"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph"><i><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Here this Tennant VM be a NFV Service-VM (which should be transparent to OpenStack).<o:p></o:p></span></i></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">keshava<o:p></o:p></span></p>
<p class="MsoListParagraph"><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"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""> Vikram Choudhary [<a href="mailto:vikram.choudhary@huawei.com">mailto:vikram.choudhary@huawei.com</a>]
<br>
<b>Sent:</b> Monday, December 22, 2014 12:28 PM<br>
<b>To:</b> Murali B<br>
<b>Cc:</b> <a href="mailto:openstack-dev@lists.openstack.org">openstack-dev@lists.openstack.org</a>;
<a href="mailto:Yuriy.Babenko@telekom.de">Yuriy.Babenko@telekom.de</a>; A, Keshava;
<a href="mailto:stephen.kf.wong@gmail.com">stephen.kf.wong@gmail.com</a>; Dhruv Dhody; Dongfeng (C); Kalyankumar Asangi<br>
<b>Subject:</b> RE: Our idea for SFC using OpenFlow. RE: [openstack-dev] [NFV][Telco] Service VM v/s its basic framework<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Sorry for the incontinence. We will sort the issue at the earliest.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Please find the BP attached with the mail!!!<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""> Murali B [<a href="mailto:mbirru@gmail.com">mailto:mbirru@gmail.com</a>]
<br>
<b>Sent:</b> 22 December 2014 12:20<br>
<b>To:</b> Vikram Choudhary<br>
<b>Cc:</b> <a href="mailto:openstack-dev@lists.openstack.org">openstack-dev@lists.openstack.org</a>;
<a href="mailto:Yuriy.Babenko@telekom.de">Yuriy.Babenko@telekom.de</a>; <a href="mailto:keshava.a@hp.com">
keshava.a@hp.com</a>; <a href="mailto:stephen.kf.wong@gmail.com">stephen.kf.wong@gmail.com</a>; Dhruv Dhody; Dongfeng (C); Kalyankumar Asangi<br>
<b>Subject:</b> Re: Our idea for SFC using OpenFlow. RE: [openstack-dev] [NFV][Telco] Service VM v/s its basic framework<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thank you Vikram,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Could you or somebody please provide the access the full specification document<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks<o:p></o:p></p>
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<p class="MsoNormal">-Murali<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon, Dec 22, 2014 at 11:48 AM, Vikram Choudhary <<a href="mailto:vikram.choudhary@huawei.com" target="_blank">vikram.choudhary@huawei.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Murali,</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">We have proposed service function chaining idea using open flow.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="https://blueprints.launchpad.net/neutron/+spec/service-function-chaining-using-openflow" target="_blank">https://blueprints.launchpad.net/neutron/+spec/service-function-chaining-using-openflow</a></span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Will submit the same for review soon.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Thanks</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Vikram</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><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"">
<a href="mailto:Yuriy.Babenko@telekom.de" target="_blank">Yuriy.Babenko@telekom.de</a> [mailto:<a href="mailto:Yuriy.Babenko@telekom.de" target="_blank">Yuriy.Babenko@telekom.de</a>]
<br>
<b>Sent:</b> 18 December 2014 19:35<br>
<b>To:</b> <a href="mailto:openstack-dev@lists.openstack.org" target="_blank">openstack-dev@lists.openstack.org</a>;
<a href="mailto:stephen.kf.wong@gmail.com" target="_blank">stephen.kf.wong@gmail.com</a><br>
<b>Subject:</b> Re: [openstack-dev] [NFV][Telco] Service VM v/s its basic framework</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi,
</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">in the IRC meeting yesterday we agreed to work on the use-case for service function
chaining as it seems to be important for a lot of participants [1]. </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">We will prepare the first draft and share it in the TelcoWG Wiki for discussion.</span><o:p></o:p></p>
<pre><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">There is one blueprint in openstack on that in [2] </span><o:p></o:p></pre>
<pre><span lang="EN-GB"> </span><o:p></o:p></pre>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[1]
</span><span lang="DE" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="http://eavesdrop.openstack.org/meetings/telcowg/2014/telcowg.2014-12-17-14.01.txt" target="_blank"><span lang="EN-GB">http://eavesdrop.openstack.org/meetings/telcowg/2014/telcowg.2014-12-17-14.01.txt</span></a></span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[2]
</span><span lang="EN-GB"><a href="https://blueprints.launchpad.net/group-based-policy/+spec/group-based-policy-service-chaining" target="_blank">https://blueprints.launchpad.net/group-based-policy/+spec/group-based-policy-service-chaining</a></span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;text-autospace:none">
<span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Kind regards/Mit freundlichen Grüßen
</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;text-autospace:none">
<span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Yuriy Babenko</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="DE" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="DE" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">Von:</span></b><span lang="DE" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> A, Keshava
[<a href="mailto:keshava.a@hp.com" target="_blank">mailto:keshava.a@hp.com</a>] <br>
<b>Gesendet:</b> Mittwoch, 10. Dezember 2014 19:06<br>
<b>An:</b> <a href="mailto:stephen.kf.wong@gmail.com" target="_blank">stephen.kf.wong@gmail.com</a>; OpenStack Development Mailing List (not for usage questions)<br>
<b>Betreff:</b> Re: [openstack-dev] [NFV][Telco] Service VM v/s its basic framework</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="DE"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Murali,</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">There are many unknows w.r.t ‘Service-VM’ and how it should from NFV perspective.
<br>
In my opinion it was not decided how the Service-VM framework should be. </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Depending on this we at OpenStack also will have impact for ‘Service Chaining’.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Please find the mail attached w.r.t that discussion with NFV for ‘Service-VM + Openstack OVS related
discussion”.</span></b><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Regards,</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">keshava</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""> Stephen Wong [<a href="mailto:stephen.kf.wong@gmail.com" target="_blank">mailto:stephen.kf.wong@gmail.com</a>]
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<b>Sent:</b> Wednesday, December 10, 2014 10:03 PM<br>
<b>To:</b> OpenStack Development Mailing List (not for usage questions)<br>
<b>Subject:</b> Re: [openstack-dev] [NFV][Telco] Service VM v/s its basic framework</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hi Murali,<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> There is already a ServiceVM project (Tacker), currently under development on stackforge:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><a href="https://wiki.openstack.org/wiki/ServiceVM" target="_blank">https://wiki.openstack.org/wiki/ServiceVM</a><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> If you are interested in this topic, please take a look at the wiki page above and see if the project's goals align with yours. If so, you are certainly welcome to join the
IRC meeting and start to contribute to the project's direction and design.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thanks,<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">- Stephen<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On Wed, Dec 10, 2014 at 7:01 AM, Murali B <<a href="mailto:mbirru@gmail.com" target="_blank">mbirru@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-left:9.6pt">Hi keshava,<o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:9.6pt">
We would like contribute towards service chain and NFV <o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:9.6pt">
Could you please share the document if you have any related to service VM<o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:9.6pt">
The service chain can be achieved if we able to redirect the traffic to service VM using ovs-flows<o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:9.6pt">
in this case we no need to have routing enable on the service VM(traffic is redirected at L2).<o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:9.6pt">
All the tenant VM's in cloud could use this service VM services by adding the ovs-rules in OVS<o:p></o:p></p>
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<o:p></o:p></p>
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<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:9.6pt">
Thanks<o:p></o:p></p>
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<span style="color:#888888">-Murali</span><o:p></o:p></p>
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<span style="color:#888888"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:4.8pt">
<span style="color:#888888"> </span><o:p></o:p></p>
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<span style="color:#888888"> </span><o:p></o:p></p>
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<br>
_______________________________________________<br>
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<a href="mailto:OpenStack-dev@lists.openstack.org" target="_blank">OpenStack-dev@lists.openstack.org</a><br>
<a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev</a><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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