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Author: thisistawm

Application Centric Infrastructure (ACI): Datacenter SDN

November 1, 2019November 19, 2019/Cisco, Data Center

In this post I’m going to walk through the initial configuration of an ACI fabric, outlining these main steps: Initialize APIC Cluster Commission the Spine and Leaf Nodes Configure Ports Connected to UCS Fabric Interconnects Set Up Primary Policy Constructs […]

UCS Manager: B-Series Chassis Deployment

October 1, 2019March 20, 2020/Cisco, Data Center

The Cisco approach to server deployment focuses on object based, policy driven server modeling. This abstraction between a server’s identity and the underlying hardware allows operators the freedom to stop worrying about snowflake configurations and gives them the ability to […]

TRex – A Stateful/Stateless Traffic Generator

July 8, 2019November 18, 2019/Cisco, Traffic Generator

When the time comes to stress test new core switches, experiment with NGFW policy, drag race different access points, or simply light up a lab network to look more realistic, you’ll need something flexible and scalable to generate those flows. […]

An Ode to the Cisco Live NOC

June 16, 2019June 23, 2019/Automation, Cisco, Data Center, Enterprise Networking, NOC, Security

Despite all the cool product launches, the swanky floor models of next gen gear, the interesting tech talks, and the inspiring amount of general Cisco enthusiasm at Cisco Live, my favorite part of this (and most) events is the Network […]

The Mechanical Keyboard Rabbit Hole

May 20, 2019May 23, 2019/Keyboards

Typing is a cathartic activity. I feel joy transcribing my thoughts at near line rate and I find peace in the evenly paced clatter of the keys. Given this inclination, it makes sense to experiment with a variety of keyboard […]

topics

aci automation cisco cisco live data center enterprise networking keyboards noc security tgen traffic generator ucs

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A place to collect and preserve my thoughts around interesting tech topics.

 

Tom Freeman

Systems Architect // Cisco Systems

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