Top 7 Multicloud Initiatives – Delivering on the Multicloud Promise

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According to IDC, by 2021, enterprises’ spending on cloud services and cloud-enabling hardware, software, and services will more than double to over $530 billion, leveraging a diversifying cloud environment that is 20% at the edge, more than 15% specialized (non-x86) compute, and more than 90% Multicloud. A high...

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Render your first network configuration template using Python and Jinja2

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We all know how painful it is to enter the same text in to the CLI, to program the same network VLANs, over, and over, and over and over, and over…. We also know a better way that exists, with network programmability, but this solution could be a...

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Python Scripting APIs in Cisco DNA Center Let You Improve Effectiveness

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Just before I left for Cisco Live US, I was given the chance to work with the APIs on Cisco DNA Center. Having never used Cisco DNA Center this was a quick learning curve, but once I started I could see some great possibilities and some more coding...

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How to Use the Plug and Play API in DNA Center – Part 2

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Continuing the PnP story… The first blog in this series gave an overview of network Plug and Play (PnP) and how it has evolved in DNA Center.   It showed a very simple workflow to provision a device with a configuration template with a variable called “hostname”. One of...

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Cisco DNA Center Plug and Play (PnP) – Part 1

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Background I have written a number of blogs on Network Plug and Play (PnP) on APIC-EM and wanted to provide an update of the new improved PnP in Cisco DNA Center. This new series covers the changes and enhancements made to PnP on Cisco DNA Center 1.2.   The...

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DDoS Mitigation for Modern Peering

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DDoS understandably makes for a lot of headlines and is the source of genuine concern on the modern Internet. For example, the recent memcached attacks were remarkable for the volume of traffic generated through amplification (1.7Tbps) and are the latest reminder that a well-designed network edge needs a...

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