UPDATE 3/8/2011: This video series has been obsoleted by a new and updated series posted here: Cisco UCS Networking videos (in HD), Updated & Improved! This is a presentation I developed covering networking best practices for Cisco UCS, and now have recorded in High Definition for your viewing pleasure! Sweet! This presentation assumes familiarity with [...]
Data Center Networking Q&A #1 – starring HP, Nexus 1000V, QoS
June 3, 2010 By 9 Comments
I thought it would be fun to pilot a series of posts where I pick out interesting search engine queries that were used to find my blog. Often times these are good questions that deserve a good answer, or other interesting topics that can start a good discussion or fun debate. This particular series will [...]
Setting the stage for TRILL, rethinking data center switching
May 7, 2010 By 44 Comments
As data centers become increasingly dynamic and dense with virtualization – how the classic Ethernet switching design adopts to these new models and scales becomes an important and challenging question. Virtualization and cloud based services says that any workload can exist anywhere, at anytime, on demand, and move to any location without disruption. This is [...]
links for 2010-03-14
March 14, 2010 By Leave a Comment
The FOLLY in the HP vs Cisco UCS Tolly Group report on bandwidth
March 2, 2010 By 37 Comments
Folly: lack of good sense or normal prudence and foresight Tolly Group: “Clients work with Tolly Group senior personnel to identify the chief marketing message desired” HP: Client of Tolly Group with a desired marketing message of “Cisco UCS bandwidth sucks”, but in fact received an embarrassing Folly. (refund?) By now you may have read [...]
links for 2010-02-23
February 23, 2010 By Leave a Comment
The vSwitch ILLUSION and DMZ virtualization
February 10, 2010 By 22 Comments
Server virtualization has gained tremendous popularity and acceptance to a point now that customers are staring to host virtual machines from differing security zones on the same physical Host machine. Physical servers that were self contained in their own DMZ network environment are now being migrated to a virtual machine resting on a single physical [...]
HP Flex-10 versus Nexus 5000 & Nexus 1000V with 10GE passthrough
February 9, 2010 By 38 Comments
I had an interesting discussion with a customer the other day where both Cisco (myself included) and HP account teams where on the same call to discuss Flex-10, Nexus 1000V, or other approaches that may work better. — Yeah, awkward. Anyway, for most of the time we (the Cisco team) focused on Flex-10′s total lack [...]
Nexus 5000 & Nexus 2000: New technology requires new thinking
February 9, 2010 By 8 Comments
I sometimes hear or read complaints about the Nexus 5000 + Nexus 2000 fabric extender architecture that I want to take a minute to address. This should be short and sweet, a blogging concept that is foreign to me if you follow my work. The typical complaints about this architecture from network engineers are as [...]
links for 2010-02-06
February 6, 2010 By Leave a Comment
links for 2010-01-26
January 26, 2010 By Leave a Comment
links for 2010-01-04
January 4, 2010 By Leave a Comment
Cisco UCS vs. HP Matrix: strategic vs. tactical approach This article by Steve Kaplan is a well researched comparison of Cisco Unified Computing System (UCS) versus HP Matrix. Steve provides lots of good technical data along with a high level look at the key architecture differences for data center virtualization … one strategic, the other [...]
links for 2009-12-14
December 14, 2009 By Leave a Comment
links for 2009-11-17
November 17, 2009 By 2 Comments
links for 2009-11-15
November 15, 2009 By Leave a Comment
Best Practices in Deploying Cisco Nexus 1000V on Cisco UCS This document provides design guidance and best practices in deploying the Cisco Nexus 1000V switches embedded within the VMware vSphere hypervisor on top of the Cisco Unified Computing System with respect to deployment options using the various adapter types that the Cisco Unified Computing System [...]
Recent Comments