Colin McNamara – CCIE 18233 , VCP, EMCIE, NCDA, GEEK

Technical reviews and articles from a CCIE with extensive experience in designing and implementing converged enterprise networks.

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Entries Tagged as 'Network'

Confusion about Cisco UCS pricing – Setting the Record Straight

June 13th, 2009 · No Comments · CISCO, Cisco B Series Blades, Cisco UCS B200, Cisco UCS B250, Cisco Unified Computing System, Cisco Unified Computing System Managerm UCSM, cloud computing, Paginated

I read an interesting article in the Channel Register written by Timothy Pricket Morgan today. In his article - Cisco California pricing revealed, $3,000 for a blade with no innards he attempts to position UCS as a horribly overpriced system where Cisco is egregiously marking up components. A pretty strong statement from his article is listed [...]

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Tags: CISCO·Data Center·Fabric Extender·FCOE·FEX·Fibre Channel·hosting·Network·Power·Server·Technology·UCS·Unified Computing System·virtualization·vmware

Cisco releases Nexus 1000V virtual switch for VMware

September 16th, 2008 · 7 Comments · CISCO, cloud computing, DC3.0, Nexus 7000, vmware

This afternoon Cisco released a new member of the Nexus family of switches, the Nexus 1000V. This is the first switch to take advantage of VMware opening up their ESX and ESXi platforms to for third party network device manufacturers. This switch directly address some pretty big pain points surrounding current virtualization implementations. The boundary [...]

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Tags: blog·C·CISCO·Colin·Data Center·DESIGN·HP·linux·NDA·Network·Nexus·nexus 1000v·NX-OS·security·storage·switch·Technology·TrustSec·virtualization·vlan·vmware·vn-link

Measuring and mitigating risk involved with sharing virtual infrastructure between DMZ and Internal environments

September 9th, 2008 · No Comments · hyper-v, virtualization, vmware

Ivan Pepelnjak over at IOS Hints and Tricks wrote a post about DMZ VLAN leaking that got me thinking. He writes about “the VLAN leaking myth” and how it encourages clients to utilize physically separate network infrastructure in the DMZ’s. Now first things first, I wouldn’t call VLAN leaking a myth. At one time it [...]

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Tags: blog·breach·business context·C·CISCO·Colin·compromise·Data Center·DESIGN·device contexts·enhancements·FCOE·HP·hyper-v·Instances·linux·NDA·Network·network infrastructure·Nexus 5020·passed·Pic·risk risk·san·security·storage·switch·threat·TrustSec·virtual device·virtualization·vlan·vmware·vulnerability