Happy to be a Cisco Champion (again)! If you don't know what Cisco Champions is take a look to the FAQ.

We don't install all our servers in the same DC. But what about clouds? Would you trust one Cloud Server Provider for all your applications? This is the premise of Multicloud. Aviatrix I've been reading about Aviatrix for a while, registered for the Aviatrix ACE training a few times and canceled for $busyness reasons. …

For $reasons it happened a few times that I needed to renumber a VLAN in a campus or DC network. The first time the customer had to remove all the clients in VLAN 1 to comply with the network design standards of the company after a merge with a large international group. In other cases, the customers assigned the same …

This post is about the lack of best practices, workarounds, L2 extensions, tunnels and loops. Fasten your seatbelt and prepare for a ride down the rabbit hole. Warning The scenario I describe is not recommended. Stay away from L2 extension as much as you can. Business requirements Every project should start with a …

Results of the 2021 IT Blog Awards are out, my blog made it to the Top25! Congratulations to all the winners! My blog https://t.co/va1bjVkazE is one of the top 25 of the #ITBlogAwards 🥳🥳🥳 thanks for voting! I subscribed to all the participants blogs and podcast! Great to see more people producing and sharing great …

Networking and Kubernetes, first steps in the cloud-native world. Intro Since last year my home server is based on Docker. I spent some time during this winter holidays season to learn a bit more about how networking works in container and Kubernetes. My plan was to start with the free ebook of Tigera Kubernetes …

I've renewed my CCIE for 3 more years, and learned something along the way. Since the introduction of the Cisco Continuing Education Program I've renewed my CCIE submitting the credits received from eligible trainings. After passing the drake1 exam multiple times2 I welcomed the new way. It's much better to learn …

Great news! My blog has been selected as a finalist of the 2021 IT Blog Awards, hosted by Cisco ✌ The competition is fierce, many skilled professionals started a blog, a podcast, a YT channel. In the end, we're all winning the Infinite game1, it was never so easy to access this huge amount of knowledge with little …

In this post I describe how I've reinvented the wheel backup Grafana dashboards with API and Git. Use case I run Grafana in a Docker container in my homelab. After a few mistakes tests with Docker Volumes I was tired to lose the fine-tuned dashboards I made in Grafana. So I've used some unproductive time waiting for …

If you can read this post, my GitLab CI/CD setup worked! CI/CD I've been reading about this CI/CD thing for a while, but it looked too specific for real programmers for my level of knowledge. Until I had a real excuse problem that can be solved with CI/CD: build my website with Hugo and deploy it with LFTP to my …

In this post I describe how to use Poetry to build and package a tool to verify the status of Meraki Firewalled Services (ICMP, SNMP and Web). Business case A customer with a large Cisco Meraki network is not using templates for $reasons. Warning If you manage a Meraki network, use templates! This mistake choice makes …

In my new role as Technical Account Manager I work with the customers to evaluate new products and services to validate the fullfillment of the business requirements. For a recent project I needed to test how some SDWAN appliances reacted to bad network events like packet drops and latency. As usual, the timeline was …

Good news received while hiking the wonderful mountains of Dolomiti: I'm Cisco Champion (again)! If you don't know what Cisco Champions is take a look to the FAQ and start following Lauren and Brett on the twitters.

As many events, Cisco Live this year is virtual, sessions are delivered in streaming. Tranlsating the experience of a multiple days in-person event to an online event is not an easy job. In the past years I've spent the days of Cisco Live chatting with people, attending a few live sessions but mostly interacting with …

A quick note about how to backup a self hosted Gitlab container. Hosting my code in a private git repository was in my initial plans for the container edition of my home-server. The installation with docker-compose was straightforward. I published the container behind an Nginx Proxy Manager secured with an Let's …