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	<title>BRAD HEDLUND .com&#187; Cisco UCS</title>
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	<description>Studies in Data Center Networking, Virtualization, Computing</description>
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		<title>Cisco UCS Networking videos (in HD), Updated &amp; Improved!</title>
		<link>http://bradhedlund.com/2011/03/08/cisco-ucs-networking-videos-in-hd-updated-improved/</link>
		<comments>http://bradhedlund.com/2011/03/08/cisco-ucs-networking-videos-in-hd-updated-improved/#comments</comments>
		<pubDate>Tue, 08 Mar 2011 06:03:37 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[Featured]]></category>
		<category><![CDATA[QoS]]></category>
		<category><![CDATA[Switching]]></category>
		<category><![CDATA[Video]]></category>
		<category><![CDATA[VMware]]></category>
		<category><![CDATA[vPC]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=2735</guid>
		<description><![CDATA[One of my most popular posts ever is perhaps Cisco UCS Networking Best Practices (in HD) posted last June (2010).  So what do you do with a good thing?  You figure out how to make it even better, right? Of course! On that note I am thrilled to present a new and improved 12 part [...]]]></description>
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		<slash:comments>28</slash:comments>
		</item>
		<item>
		<title>Cisco UCS criticism and FUD: Answered</title>
		<link>http://bradhedlund.com/2010/12/31/cisco-ucs-criticism-and-fud-answered/</link>
		<comments>http://bradhedlund.com/2010/12/31/cisco-ucs-criticism-and-fud-answered/#comments</comments>
		<pubDate>Sat, 01 Jan 2011 01:30:48 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[Featured]]></category>
		<category><![CDATA[FUD]]></category>
		<category><![CDATA[NIV]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=2529</guid>
		<description><![CDATA[One of my readers recently submitted a comment asking me to respond to some criticisms he frequently hears about Cisco UCS.  This is a pretty typical request I get from partners and perspective customers, and its a list of stuff I &#8216;ve seen many times before, so I thought it would be fun to address [...]]]></description>
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		<slash:comments>44</slash:comments>
		</item>
		<item>
		<title>Cisco UCS Fabric Extender (FEX) QoS</title>
		<link>http://bradhedlund.com/2010/12/08/cisco-ucs-fabric-extender-fex-qos/</link>
		<comments>http://bradhedlund.com/2010/12/08/cisco-ucs-fabric-extender-fex-qos/#comments</comments>
		<pubDate>Wed, 08 Dec 2010 16:47:31 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[FCoE]]></category>
		<category><![CDATA[FEX]]></category>
		<category><![CDATA[NIV]]></category>
		<category><![CDATA[Q&A]]></category>
		<category><![CDATA[QoS]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=2430</guid>
		<description><![CDATA[What is the role of the fabric extender (FEX) in Cisco UCS QoS? This question was posted as a comment to my recent article VMware 10GE QoS Design Deep Dive with Cisco UCS, Nexus &#8212; as well as here, at the Cisco Support community forums. Brad: A comment to test my understanding and then a [...]]]></description>
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		<slash:comments>9</slash:comments>
		</item>
		<item>
		<title>Cisco Nexus 7000 connectivity solutions for Cisco UCS</title>
		<link>http://bradhedlund.com/2010/12/01/cisco-nexus-7000-connectivity-solutions-for-cisco-ucs/</link>
		<comments>http://bradhedlund.com/2010/12/01/cisco-nexus-7000-connectivity-solutions-for-cisco-ucs/#comments</comments>
		<pubDate>Wed, 01 Dec 2010 07:24:41 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[FabricPath]]></category>
		<category><![CDATA[FCoE]]></category>
		<category><![CDATA[Nexus]]></category>
		<category><![CDATA[Switching]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=2333</guid>
		<description><![CDATA[Last summer I was invited by the Nexus 7000 product management team at Cisco to help co-author a whitepaper covering general guidelines and best practices for network integration of Cisco UCS with Cisco Nexus 7000.  The idea was to take a lot of the content already presented in my video series Cisco UCS Networking Best Practices (in [...]]]></description>
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		<slash:comments>10</slash:comments>
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		<title>Cisco UCS Q&amp;A #3 &#8211; flexible configuration</title>
		<link>http://bradhedlund.com/2010/10/22/cisco-ucs-qa-3-flexible-configuration/</link>
		<comments>http://bradhedlund.com/2010/10/22/cisco-ucs-qa-3-flexible-configuration/#comments</comments>
		<pubDate>Sat, 23 Oct 2010 03:58:08 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[Q&A]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=2017</guid>
		<description><![CDATA[This is a follow-up question from the same reader Geoff who&#8217;s original question about traffic steering was discussed here.  Geoff responded to my original answer by brining up my Folly in HP vs UCS Tolly article and doubting that Cisco UCS really has active/active fabrics. Follow-up Question: Hi Brad, thank you very much for your [...]]]></description>
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		<slash:comments>5</slash:comments>
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		<item>
		<title>Cisco UCS Q&amp;A #2 &#8211; End Host Mode forwarding behavior</title>
		<link>http://bradhedlund.com/2010/10/22/cisco-ucs-qa-2-end-host-mode-forwarding-behavior/</link>
		<comments>http://bradhedlund.com/2010/10/22/cisco-ucs-qa-2-end-host-mode-forwarding-behavior/#comments</comments>
		<pubDate>Fri, 22 Oct 2010 23:23:21 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[Q&A]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=2003</guid>
		<description><![CDATA[This question comes from a reader named Wei about how Cisco UCS behaves in End Host Mode with respect to MAC learning and flooding.  Wei paints a scenario of two servers in the same VLAN, one inside Cisco UCS, the other outside of Cisco UCS.  With the Fabric Interconnect in End Host Mode, what happens [...]]]></description>
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		<slash:comments>12</slash:comments>
		</item>
		<item>
		<title>Cisco UCS Q&amp;A #1 &#8211; traffic steering</title>
		<link>http://bradhedlund.com/2010/10/20/cisco-ucs-qa-1-traffic-steering/</link>
		<comments>http://bradhedlund.com/2010/10/20/cisco-ucs-qa-1-traffic-steering/#comments</comments>
		<pubDate>Wed, 20 Oct 2010 22:45:30 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[Q&A]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=1996</guid>
		<description><![CDATA[This question about Cisco UCS traffic steering comes from a reader named Geoff: There is one aspect of UCS which I have been trying to understand and have not found a good explanation. Perhaps you can point me in the right direction and maybe if it is of general interest it might form the basis [...]]]></description>
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		<slash:comments>1</slash:comments>
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		<item>
		<title>Cisco UCS Fabric Failover: Slam Dunk? or So What?</title>
		<link>http://bradhedlund.com/2010/09/23/cisco-ucs-fabric-failover/</link>
		<comments>http://bradhedlund.com/2010/09/23/cisco-ucs-fabric-failover/#comments</comments>
		<pubDate>Thu, 23 Sep 2010 20:03:03 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[NIV]]></category>
		<category><![CDATA[VMware]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=1867</guid>
		<description><![CDATA[Fabric Failover is a unique capability found only in Cisco UCS that allows a server adapter to have a highly available connection to two redundant network switches without any NIC teaming drivers or any NIC failover configuration required in the OS, hypervisor, or virtual machine.  In this article we will take a brief look at [...]]]></description>
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		<slash:comments>26</slash:comments>
		</item>
		<item>
		<title>VMware 10GE QoS Design Deep Dive with Cisco UCS, Nexus</title>
		<link>http://bradhedlund.com/2010/09/15/vmware-10ge-qos-designs-cisco-ucs-nexus/</link>
		<comments>http://bradhedlund.com/2010/09/15/vmware-10ge-qos-designs-cisco-ucs-nexus/#comments</comments>
		<pubDate>Thu, 16 Sep 2010 00:38:23 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[FCoE]]></category>
		<category><![CDATA[Featured]]></category>
		<category><![CDATA[Nexus]]></category>
		<category><![CDATA[QoS]]></category>
		<category><![CDATA[VMware]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=1650</guid>
		<description><![CDATA[Last month I wrote a brief article discussing the intelligent QoS capabilities of Cisco UCS in a VMware 10GE scenario, accompanied by some flash animations for visual learners like me.  In that article I (intentionally) didn&#8217;t get too specific with design details or technical nuance.  Rather, I wanted to set the stage first with a [...]]]></description>
		<wfw:commentRss>http://bradhedlund.com/2010/09/15/vmware-10ge-qos-designs-cisco-ucs-nexus/feed/</wfw:commentRss>
		<slash:comments>37</slash:comments>
		</item>
		<item>
		<title>Cisco UCS intelligent QoS vs. HP Virtual Connect rate limiting</title>
		<link>http://bradhedlund.com/2010/08/16/cisco-ucs-qos-vs-hp-virtual-connect-rate-limiting/</link>
		<comments>http://bradhedlund.com/2010/08/16/cisco-ucs-qos-vs-hp-virtual-connect-rate-limiting/#comments</comments>
		<pubDate>Mon, 16 Aug 2010 22:08:35 +0000</pubDate>
		<dc:creator>Brad Hedlund</dc:creator>
				<category><![CDATA[Cisco UCS]]></category>
		<category><![CDATA[QoS]]></category>

		<guid isPermaLink="false">http://bradhedlund.com/?p=1553</guid>
		<description><![CDATA[This article is a simple examination of the fundamental differences in how server bandwidth is handled between the Cisco UCS approach of QoS (quality of service), and the HP Virtual Connect Flex-10 / FlexFabric approach of Rate Limiting.  I created two simple flash animations shown below to make the comparison. The animations above are each [...]]]></description>
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		<slash:comments>26</slash:comments>
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