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Carrier Grade NAT – A Look at the Tradeoffs

Owen DeLong is Director of Professional Services at Hurricane Electric, the world’s largest IPv6-native Internet backbone and leading colocation provider. Owen, who is also an IPv6 Evangelist, has more than 25 years of industry experience. magine a restaurant parking lot where each space is permanently assigned to a single patron’s car. This would be very … Continue reading

Carrier-Grade NAT

The NAT444 Model So far we have discussed traditional NAT (mainly NAPT/NAT overload) which is starting to be called NAT44 because it translates one IPv4 address for another (4 to 4). Now let’s explore what I (still) call NAT444, which was also called Carrier Grade NAT (CGN) at one point and is currently called Large … Continue reading

Ask the Expert from Cisco : Nexus Virtual Port Channel (vPC)

Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn about design, configuration and troubleshooting of VPC with Cisco experts Hatim Badr and Iqbal Syed. Iqbal is a product manager and technical marketing engineer for the Cisco Nexus 7000 Series of switches. He is responsible for product road-mapping and … Continue reading

My Dream Cars

Deploying 10 Gigabit Ethernet on VMware vSphere 4.0 with Cisco Nexus 1000V and VMware

Introduction This document provides design guidance for implementing 10 Gigabit Ethernet networking with VMware vSphere 4.0 (including VMware ESXi 4.0 and ESX 4.0 and associated updates) in a Cisco® network environment. The document covers considerations, approaches, and best practices for configuration of the following: • Virtual network based on the Cisco Nexus® 1000V Switch, VMware … Continue reading

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Hello world!

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