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	<title>Comments for Rob Hirschfeld&#039;s Blog</title>
	<atom:link href="http://robhirschfeld.com/comments/feed/" rel="self" type="application/rss+xml" />
	<link>http://robhirschfeld.com</link>
	<description>Agile in the Clouds</description>
	<lastBuildDate>Tue, 14 Feb 2012 02:29:17 +0000</lastBuildDate>
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		<title>Comment on Crowbar 1.2 released includes OpenStack Diablo Final by kkphuckkphuc</title>
		<link>http://robhirschfeld.com/2011/12/21/crowbar-1-2-released-includes-openstack-diablo-final/#comment-2009</link>
		<dc:creator><![CDATA[kkphuckkphuc]]></dc:creator>
		<pubDate>Tue, 14 Feb 2012 02:29:17 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1383#comment-2009</guid>
		<description><![CDATA[Now by the command :&quot; git clone git://github.com/dellcloudedge/crowbar.git &quot; I can get crowbar 1.2 or 1.3 ? 

Because I found ubuntu-11.04-extra folder and I can build with &quot;./build_crowbar ubuntu-11.04&quot; command ,
but seem get ver1.2 in the iso file name is &quot;crowbar-v1.2-openstack-354-gc6b6d62-dev.iso&quot;
Boot and install this file sucessfully, however get error chef-client failed ( connection refused port 4000 in the log file) wonder why?

Thanks]]></description>
		<content:encoded><![CDATA[<p>Now by the command :&#8221; git clone git://github.com/dellcloudedge/crowbar.git &#8221; I can get crowbar 1.2 or 1.3 ? </p>
<p>Because I found ubuntu-11.04-extra folder and I can build with &#8220;./build_crowbar ubuntu-11.04&#8243; command ,<br />
but seem get ver1.2 in the iso file name is &#8220;crowbar-v1.2-openstack-354-gc6b6d62-dev.iso&#8221;<br />
Boot and install this file sucessfully, however get error chef-client failed ( connection refused port 4000 in the log file) wonder why?</p>
<p>Thanks</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Crowbar 1.2 released includes OpenStack Diablo Final by Rob H</title>
		<link>http://robhirschfeld.com/2011/12/21/crowbar-1-2-released-includes-openstack-diablo-final/#comment-2008</link>
		<dc:creator><![CDATA[Rob H]]></dc:creator>
		<pubDate>Mon, 13 Feb 2012 20:20:34 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1383#comment-2008</guid>
		<description><![CDATA[v1.2 is Ubuntu 10.10.  We did not add 11.4 until v1.3 started.  I suggest you take questions like this to the crowbar listserv.]]></description>
		<content:encoded><![CDATA[<p>v1.2 is Ubuntu 10.10.  We did not add 11.4 until v1.3 started.  I suggest you take questions like this to the crowbar listserv.</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Early crop of Crowbar 1.3 features popping up by Rob H</title>
		<link>http://robhirschfeld.com/2012/01/11/early-crop-of-crowbar-1-3-features-popping-up/#comment-2007</link>
		<dc:creator><![CDATA[Rob H]]></dc:creator>
		<pubDate>Mon, 13 Feb 2012 20:19:21 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1432#comment-2007</guid>
		<description><![CDATA[Nothing in v1.3 is stable yet - it&#039;s the trunk development.  I&#039;ll check the version and/or update the iso.]]></description>
		<content:encoded><![CDATA[<p>Nothing in v1.3 is stable yet &#8211; it&#8217;s the trunk development.  I&#8217;ll check the version and/or update the iso.</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Early crop of Crowbar 1.3 features popping up by kkphuckkphuc</title>
		<link>http://robhirschfeld.com/2012/01/11/early-crop-of-crowbar-1-3-features-popping-up/#comment-2005</link>
		<dc:creator><![CDATA[kkphuckkphuc]]></dc:creator>
		<pubDate>Mon, 13 Feb 2012 09:46:39 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1432#comment-2005</guid>
		<description><![CDATA[Hi Rob,

I tried to build a crowbar -openstack with ubuntu 11.04and crowbar ver 1.2 but get an error with chef-client connection?
Have Your crowbar 1.3 released ? is it stable with ubuntu 11.04 openstack ?

Have you built any stable iso with ubuntu &gt;=11.04 yet ?
Can you instruct me do this?
I download your iso from http://crowbar.zehicle.com/ ver 1.3 but get the same error above.

I&#039;m so confused with these.

I try my best to waiting for your answer
Thanks you so much]]></description>
		<content:encoded><![CDATA[<p>Hi Rob,</p>
<p>I tried to build a crowbar -openstack with ubuntu 11.04and crowbar ver 1.2 but get an error with chef-client connection?<br />
Have Your crowbar 1.3 released ? is it stable with ubuntu 11.04 openstack ?</p>
<p>Have you built any stable iso with ubuntu &gt;=11.04 yet ?<br />
Can you instruct me do this?<br />
I download your iso from <a href="http://crowbar.zehicle.com/" rel="nofollow">http://crowbar.zehicle.com/</a> ver 1.3 but get the same error above.</p>
<p>I&#8217;m so confused with these.</p>
<p>I try my best to waiting for your answer<br />
Thanks you so much</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Crowbar 1.2 released includes OpenStack Diablo Final by kkphuckkphuc</title>
		<link>http://robhirschfeld.com/2011/12/21/crowbar-1-2-released-includes-openstack-diablo-final/#comment-2004</link>
		<dc:creator><![CDATA[kkphuckkphuc]]></dc:creator>
		<pubDate>Mon, 13 Feb 2012 09:39:52 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1383#comment-2004</guid>
		<description><![CDATA[Hi Rob,
I want to build an Crowbar - Openstack iso with your Crowbar (git clone)-v 1.2 running in ubuntu 11.04
You can tell me is that true?
and then your crowbar v1.3 say that support ubuntu 11.04
Can i take that to build iso with that? and How?
Thanks you for you attention!]]></description>
		<content:encoded><![CDATA[<p>Hi Rob,<br />
I want to build an Crowbar &#8211; Openstack iso with your Crowbar (git clone)-v 1.2 running in ubuntu 11.04<br />
You can tell me is that true?<br />
and then your crowbar v1.3 say that support ubuntu 11.04<br />
Can i take that to build iso with that? and How?<br />
Thanks you for you attention!</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Quantum: Network Virtualization in the OpenStack Essex Release by Rob H</title>
		<link>http://robhirschfeld.com/2012/02/08/quantum-network-virtualization-in-the-openstack-essex-release-2/#comment-1994</link>
		<dc:creator><![CDATA[Rob H]]></dc:creator>
		<pubDate>Thu, 09 Feb 2012 18:13:54 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1488#comment-1994</guid>
		<description><![CDATA[Thanks - I understand your clarification and I&#039;ll add a pointer to your comment.]]></description>
		<content:encoded><![CDATA[<p>Thanks &#8211; I understand your clarification and I&#8217;ll add a pointer to your comment.</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Quantum: Network Virtualization in the OpenStack Essex Release by dan wendlandt (@danwendlandt)</title>
		<link>http://robhirschfeld.com/2012/02/08/quantum-network-virtualization-in-the-openstack-essex-release-2/#comment-1991</link>
		<dc:creator><![CDATA[dan wendlandt (@danwendlandt)]]></dc:creator>
		<pubDate>Thu, 09 Feb 2012 01:58:48 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1488#comment-1991</guid>
		<description><![CDATA[Fantastic write-up Rob!  You did a great job of summarizing the goals and the current state of Quantum.  Progress will move faster the more people who are contributing, so I&#039;d encourage more people &amp; companies to get involved.  

One minor nit.  The blog states: &quot;The notable exception is service injection. Quantum wants to allow vendors/providers to innovate around value-added services. This should result in a diversity of choices as vendors offer additional network services such as load balancers, IPS, IDS, etc. While this is a great concept, it’s important to note that Quantum is currently limited to a single plug-in!&quot; 

Its actually possible to do service insertion already; its not really an issue of Quantum needing to support multiple plugins.  Other services (e.g., Firewalls, load balancers, etc.) can be modeled as other services that &quot;plug&quot; into a port on a quantum network, just like a VM&#039;s vNIC plugs into a port. 

If these services are implemented as VMs, this is trivial, as the service acts just like Nova.  But it is even possible if those services are implemented in some other way.  Take as an example how the Nova&#039;s L3/NAT/Floating-IP functionality is &quot;plugged&quot; into a Quantum network.  I also know of people adding services that enable Load-balancing, cross-data center connectivity, and other capabilities.]]></description>
		<content:encoded><![CDATA[<p>Fantastic write-up Rob!  You did a great job of summarizing the goals and the current state of Quantum.  Progress will move faster the more people who are contributing, so I&#8217;d encourage more people &amp; companies to get involved.  </p>
<p>One minor nit.  The blog states: &#8220;The notable exception is service injection. Quantum wants to allow vendors/providers to innovate around value-added services. This should result in a diversity of choices as vendors offer additional network services such as load balancers, IPS, IDS, etc. While this is a great concept, it’s important to note that Quantum is currently limited to a single plug-in!&#8221; </p>
<p>Its actually possible to do service insertion already; its not really an issue of Quantum needing to support multiple plugins.  Other services (e.g., Firewalls, load balancers, etc.) can be modeled as other services that &#8220;plug&#8221; into a port on a quantum network, just like a VM&#8217;s vNIC plugs into a port. </p>
<p>If these services are implemented as VMs, this is trivial, as the service acts just like Nova.  But it is even possible if those services are implemented in some other way.  Take as an example how the Nova&#8217;s L3/NAT/Floating-IP functionality is &#8220;plugged&#8221; into a Quantum network.  I also know of people adding services that enable Load-balancing, cross-data center connectivity, and other capabilities.</p>
]]></content:encoded>
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	<item>
		<title>Comment on Why Governance Matters in Open Source: Discussing the OpenStack Foundation by OpenStack Boston Meetup 2/1 covers Quantum &#38; Foundation &#171; Rob Hirschfeld&#039;s Blog</title>
		<link>http://robhirschfeld.com/2012/02/08/governance-in-open-source-openstack-foundation/#comment-1990</link>
		<dc:creator><![CDATA[OpenStack Boston Meetup 2/1 covers Quantum &#38; Foundation &#171; Rob Hirschfeld&#039;s Blog]]></dc:creator>
		<pubDate>Thu, 09 Feb 2012 00:07:23 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1485#comment-1990</guid>
		<description><![CDATA[[...] OpenStack session by Rob Hirschfeld from Dell (me!) talked about the importance of governance for OpenStack and how [...]]]></description>
		<content:encoded><![CDATA[<p>[...] OpenStack session by Rob Hirschfeld from Dell (me!) talked about the importance of governance for OpenStack and how [...]</p>
]]></content:encoded>
	</item>
	<item>
		<title>Comment on Quantum: Network Virtualization in the OpenStack Essex Release by OpenStack Boston Meetup 2/1 covers Quantum &#38; Foundation &#171; Rob Hirschfeld&#039;s Blog</title>
		<link>http://robhirschfeld.com/2012/02/08/quantum-network-virtualization-in-the-openstack-essex-release-2/#comment-1989</link>
		<dc:creator><![CDATA[OpenStack Boston Meetup 2/1 covers Quantum &#38; Foundation &#171; Rob Hirschfeld&#039;s Blog]]></dc:creator>
		<pubDate>Thu, 09 Feb 2012 00:07:19 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1488#comment-1989</guid>
		<description><![CDATA[[...] Quantum session by David Lapsley from Nicira talked about the architecture and applications of Quantum. I think [...]]]></description>
		<content:encoded><![CDATA[<p>[...] Quantum session by David Lapsley from Nicira talked about the architecture and applications of Quantum. I think [...]</p>
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	<item>
		<title>Comment on Addressing OpenStack API equality: rethinking API via implementation over specification by Quantum: Network Virtualization in the OpenStack Essex Release &#171; Rob Hirschfeld&#039;s Blog</title>
		<link>http://robhirschfeld.com/2011/10/27/openstack-cloud-api-equality/#comment-1988</link>
		<dc:creator><![CDATA[Quantum: Network Virtualization in the OpenStack Essex Release &#171; Rob Hirschfeld&#039;s Blog]]></dc:creator>
		<pubDate>Thu, 09 Feb 2012 00:03:39 +0000</pubDate>
		<guid isPermaLink="false">http://robhirschfeld.com/?p=1197#comment-1988</guid>
		<description><![CDATA[[...] than build extra complexity into the initial delivery. This approach links back to the API vs. Implementation debate I&#8217;ve discussed before. This simple API also provides room for innovation – while [...]]]></description>
		<content:encoded><![CDATA[<p>[...] than build extra complexity into the initial delivery. This approach links back to the API vs. Implementation debate I&#8217;ve discussed before. This simple API also provides room for innovation – while [...]</p>
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