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

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

Colin McNamara - CCIE 18233 , VCP, RHCE, GCIH, GEEK header image 4

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

September 9th, 2008 · No Comments

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 was [...]

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Tags: hyper-v · virtualization · vmware

Darrel Hinshaw - New Triple CCIE [Storage]!!!!!!!

July 17th, 2008 · No Comments

My bud Darrel from our Dallas office passed his third CCIE this afternoon.

I think Rick (5x CCIE) put it best in a company wide email earlier this afternoon  -

From: Rick Davis
Sent: Thursday, July 17, 2008 4:46 PM
To: Technology Sales & Services
Subject: Darrel Hinshaw - New Triple CCIE [Storage]!!!!!!!

Please join me in congratulating Darrel in obtaining [...]

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Tags: CCIE · CCIE Storage

Passed CCDE written and Recertified my CCIE - Killed two birds with one stone

June 16th, 2008 · 5 Comments

Today was a good day, I knocked two major items of my todo list. The first, was passing the CCDE written.

This is the first step towards sitting for a practical examination that will hopefully be released this October. And, in response to Micheal Morris’s blog post - Yes Mike, I can pass the CCDE written.
The [...]

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Tags: CCDE · CCIE · CISCO · MPLS · Technology · consulting