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Double NAT – Cisco ASA 8.4+

Double NAT – Cisco ASA 8.4+

Recently I was faced with an issue outside my normal expertise… those of you that know me realize I am anything but a security engineer. But in reality, you must always expand your …

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Vim Primer for Network Engineers

Vim Primer for Network Engineers

Vi is arguably the best text editing software in the world. There, I said it… deal with it! It should be noted that while many people continue to refer to Vi simply as such, Vim …

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Cisco Nexus 2000: A Love/Hate Relationship

Cisco Nexus 2000: A Love/Hate Relationship

My feelings towards the Nexus 2000 Fabric Extender (FEX) are hardly a secret. The myriad of design choices and platform limitations present engineers with some rather difficult …

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CCIE Potential

CCIE Potential

INE published a great info-graphic on the earning potential of Cisco’s certifications and I felt the need to share it here. It covers a range of topics from average salaries on all …

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QinQ: IEEE 802.1Q Tunneling

QinQ: IEEE 802.1Q Tunneling

In situations where service providers want to offer transparent LAN services that preserve a customers VLAN tags across your Layer-2 network, this amendment to the IEEE 802.1q …

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Cisco IPS Fun

Cisco IPS Fun

Since I’ve recently had some fun working with the Cisco 5585-X and the IPS blades, I wanted to document some of the information I learned while getting them online. Some of this …

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