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.

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Cisco releases Nexus 1000V virtual switch for VMware

September 16th, 2008 · 6 Comments

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 between [...]

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Tags: CISCO · DC3.0 · Nexus 7000 · cloud computing · vmware

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

Application Extension API notes - Cisco Live 2008

June 24th, 2008 · 1 Comment

The AXP is a open platform for the Integrated Services Router (ISR) that enables you to program in-house, custom applications that leverage packet level interfaces with the ISR platform. You can choose to install either a daughtercard (AIM-102) or a network module platform.
Where would you use these ?
You want  your custom application to be able [...]

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Tags: CCIE · CISCO · DC3.0 · Networkers