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 'error'

Zone based IOS firewalls

October 15th, 2007 · No Comments · CCIE, CISCO, Technology

Zone based IOS firewalls Cisco has finally included zone based firewalling in the IOS firewall feature set. The configuration guide can be found here – Zone Based Firewall Design and Configuration Guide The things that really got me interested are – 1. It is VRF aware (works well with network virtualization strategies) 2. No more [...]

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Tags: C·CCIE·CISCO·Colin·DESIGN·error·NDA·Network·packet·Router·security·threat·virtualization

Why was Storage Networking my first CCIE? And What did I do to prepare?

June 20th, 2007 · No Comments · CCIE, CCIE Storage, howto, Uncategorized

I got a question on groupstudy about my background, and why I chose Storage as my first CCIE. It seems like a good idea to post it here also. My background is all over the place. It goes from running a small ISP when I was 18 to managing international CallManager clusters, to enterprise data [...]

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Tags: blog·C·CCIE·CISCO·Colin·Data Center·DESIGN·error·Learning·linux·mds·NDA·Network·Networkers·Pic·san·storage·storage ccie·switch·Technology

What should I do this thanksgiving break?

November 22nd, 2006 · 2 Comments · efficiency, todo, Uncategorized

What should I do this thanksgiving break? 1. Write a host auditing application Existing Features – Generates XML configs based on specific command generation Outputs to flat XML database New Features – Runs from central monitoring platform Gathers host information first by shelling into boxes and gathering packages / processes Verifies application application by NMAP [...]

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Tags: blog·C·CCIE·Colin·error·humor·NDA·Network·photography·storage·switch·Technology·vmware