<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Generator" content="Microsoft Word 12 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:"Segoe UI";
panose-1:2 11 5 2 4 2 4 2 2 3;}
@font-face
{font-family:"\@SimSun";
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p
{mso-style-priority:99;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
pre
{mso-style-priority:99;
mso-style-link:"HTML Preformatted Char";
margin:0in;
margin-bottom:.0001pt;
font-size:10.0pt;
font-family:"Courier New";}
span.HTMLPreformattedChar
{mso-style-name:"HTML Preformatted Char";
mso-style-priority:99;
mso-style-link:"HTML Preformatted";
font-family:Consolas;}
span.EmailStyle20
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="blue" vlink="purple">
<div class="WordSection1">
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Vikram,<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">Definitely. We should have one unified and generic flow classifier/filter (whatever name we call it) that can be used by all cases. Thank you for driving this!
<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">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Cathy<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>
<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""> Miguel Angel Ajo [mailto:mangelajo@redhat.com]
<br>
<b>Sent:</b> Friday, June 05, 2015 1:42 AM<br>
<b>To:</b> Vikram Choudhary<br>
<b>Cc:</b> azama-yuji@mxe.nes.nec.co.jp; Henry Fourie; Cathy Zhang; armamig@gmail.com; Dongfeng (C); Kyle Mestery; openstack-dev@lists.openstack.org; Dhruv Dhody; Kalyankumar Asangi<br>
<b>Subject:</b> [neutron] Regarding Flow classifiers existing proposals<o:p></o:p></span></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">Added openstack-dev, where I believe this conversation must live.<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">I totally agree on this, thank you for bringing up this conversation. This is not something we want to do for QoS this cycle, but probably next cycle.<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">Anyway, an unified data model and API to create/update classifiers will not only be beneficial from the code duplication point of view, but will also provide a better user experience.<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">I’m all for it.<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<div>
<p class="MsoNormal">Best regards,<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal">Miguel Ángel Ajo<o:p></o:p></p>
</div>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<p><span style="color:#A0A0A8">On Friday 5 June 2015 at 09:57, Vikram Choudhary wrote:<o:p></o:p></span></p>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<div>
<div>
<div>
<div>
<p style="margin:0in;margin-bottom:.0001pt">Dear All,<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">There are multiple proposal floating around flow classifier rules for Liberty [1], [2] and [3].<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">I feel we all should work together and try to address all our use case having a unified framework rather than working separately achieving the same goal.<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">Moreover, I can find the proposal for flow classifier as defined by the existing SFC [2] proposal is too generic and could address all the use cases by minor extension’s.<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">In this regard, I would like all to come forward, exchange their thoughts, work together and make it happen good the first go rather doing the same effort separately and end up in duplicating code & effort
<span style="font-family:Wingdings">L</span>.<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">I always feel less code will make our life happy in the long run ;)<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">Please let me know about your views.<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">[1] <span style="color:black">Add Neutron API extensions for packet forwarding</span><o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <a href="https://review.openstack.org/#/c/186663/">
https://review.openstack.org/#/c/186663/</a><o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"><span style="font-size:9.0pt;font-family:"Segoe UI","sans-serif";color:black"> </span><o:p></o:p></p>
<pre style="background:white;background-position:initial initial;background-repeat:initial initial"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">[</span>2<span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">] <span style="color:black">Neutron API for Service Chaining [Flow Filter resource]</span></span><o:p></o:p></pre>
<p style="margin:0in;margin-bottom:.0001pt"> <a href="https://review.openstack.org/#/c/177946/6/specs/liberty/neutron-api-for-service-chaining.rst">
https://review.openstack.org/#/c/177946/6/specs/liberty/neutron-api-for-service-chaining.rst</a><o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">[3] <span style="color:black">QoS API Extension [Defines classifier rule in QoSRule. Classifier rule can really grow big in the long run]:</span><o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"><span style="color:black"> <a href="https://review.openstack.org/#/c/88599/10/specs/liberty/qos-api-extension.rst">
https://review.openstack.org/#/c/88599/10/specs/liberty/qos-api-extension.rst</a></span><o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"> <o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">Thanks<o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt">Vikram<o:p></o:p></p>
</div>
</div>
</div>
</div>
</blockquote>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</div>
</body>
</html>