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An automation journey

How To Netmiko – Full Speed (concurrency options)

9th May 2021 by Adrian Giacometti

In the previous post, we tried Netmiko from: the most basic command to one device, to the whole inventory, and as a bonus filtering devices to stay in a loop to keep throwing command, very useful for troubleshooting scenarios. The timing was already good in comparison to doing it completely manually. Between 6 and 10 …

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How to Netmiko – 5 minutes to all devices

6th May 2021 by Adrian Giacometti

Start using Netmiko is easier than you might think. Going from being a pure network guy to network automation with software development skills is NOT easy, and it is a long shot. Usually, people (like me) start with Ansible just because it is easier when you don’t know much about Python. Plus you can get …

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Cloud & Network automation challenge: GitLab CI, Slack, and Python – part 3/3

8th April 2021 by Adrian Giacometti

In the previous post we set up the infrastructure at AWS and we stored the states at GitLab. Now let’s go for the most fun part, integrate everything. We will modify a security group to allow HTTP access to the FastAPI app, and we will have all kinds of notifications and requests for approvals sent …

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Cloud & Network automation challenge: Deploy Security Rules in a DevOps/GitOps world with AWS, Terraform, GitLab CI, Slack, and Python (special guest FastAPI) – part 1/3

8th April 2021 by Adrian Giacometti

I found my next challenge while I was defining the Lab exercises for Networking in Public Cloud Deployments training course. Honestly, I didn’t know much about what was ahead, but I had a great learning idea and the will to go through the challenge. I’m not saying that this is correct nor complete, is my first …

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Cloud & Network automation challenge: AWS, Terraform and FastAPI – part 2/3

8th April 2021 by Adrian Giacometti

This part of the challenge will cover the setup of the infrastructure at AWS with Terraform, and since I’m a fan of Python I will use/learn FastAPI for web front server effect, plus a picture embedded in the served web page will come from a secured S3 bucket. All of this was part of this …

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Fast and basic DRP solution (part 2)

15th February 2021 by Adrian Giacometti

In the previous post, I oversimplified the situation just for an easy onboarding to the case. Now it’s time to go into deeper details. First I will describe a bit more the design I had for this case, with my context and constraints, and then a great option to add dynamic routing (based on some …

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