Colin McNamara - CCIE 18233 , RHCE, GCIH, CCVP, GEEK

Cisco released an addition to their Nexus series data center switching line, the Nexus 5020. The Nexus 5020 packs 1.04 terrabit of switching capacity into a 2 ru top of rack chassis. Inside this chassis you have 40 10 Gig Ethernet ports, as well as modular slots that can accept 12 extra 10 Gig ports, [...]

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In the past couple years, VMware has changed from a product hidden in development and testing environments to a full fledged enterprise computing platform. It brings many benefits to the companies that implement it, however with those benefits come changes to the access layer of your data center. Your access layer is no longer a [...]

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Cisco recently released a new series of router called the Aggregation Services Router, or ASR for short. This series of routers is mainly targeted at the service provider market, where it is targeted as a single chassis solution for what is called the “triple play” - Voice, Video, and Data. More accurately it can [...]

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Mike, a reader of my blog, sent me an email last week with decent question for someone early in their career. Mike is currently looking for a new job. He was curious why so many corporate IT jobs were requiring BGP knowledge and experience.
Mike Writes -
“Hi Colin,
I’m an avid reader of your blog and [...]

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This morning I was featured as #11 of 20 in Network World Magazines 20 useful sites for Cisco networking professionals. Let me say thank you to the folks at network world for mentioning my little corner of the internet, and welcome to any readers that haven’t been to my site before. I hope that you [...]

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