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![[Day #12 PyATS Series] Running Genie Diff API (Pre/Post Change Comparison) using pyATS for Cisco [Python for Network Engineer]](https://networkjourney.com/wp-content/uploads/2025/07/Day12-PyATS-Series-Running-Genie-Diff-API-Pre-Post-Change-Comparison-using-pyATS-for-Cisco-Python-for-Network-Engineer.png)
Introduction In modern network automation, ensuring that configuration changes do not introduce unexpected issues is critical. As a Python for Network Engineer practitioner, leveraging Cisco pyATS and Genie Diff API can significantly enhance your change validation process. This toolset allows you to capture the state […]
![[Day#3 PyATS Series] Installing pyATS & Genie (core, NX-OS, IOS-XR plugins) using pyATS for Cisco](https://networkjourney.com/wp-content/uploads/2025/07/Day3-PyATS-Series-Installing-pyATS-Genie-core-NX-OS-IOS-XR-plugins-using-pyATS-for-Cisco_networkjouney.png)
Introduction on the Key Points In today’s Day #3 of our “101 Days of pyATS (Vendor-Agnostic)” blog series, we focus on setting up the essential components of pyATS by installing the core libraries and vendor-specific plugins such as NX-OS and IOS-XR. These tools are the […]
Introduction on the Key Points In Day 4 of our 101 Days of pyATS series, we’ll explore how to create your first testbed.yaml file. This file serves as the backbone for your automation scripts. Whether you are working with Cisco IOS, NX-OS, IOS-XR, or even […]
![[DAY#9 PyATS Series] Parsing show ip interface brief across vendors using pyATS [Python for Network Engineer]](https://networkjourney.com/wp-content/uploads/2025/07/DAY9-PyATS-Series-Parsing-show-ip-interface-brief-across-vendors-using-pyATS-Python-for-Network-Engineer.png)
Introduction on the Key Points We will walk through how to parse the show ip interface brief output across Cisco, Arista, Palo Alto, and FortiGate using pyATS & Genie parsers. This ensures uniformity in data interpretation, enabling us to audit reachability, interface statuses, and detect […]
![Ansible Playbook for VLAN Configuration – Automate Smarter, Not Harder! [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Ansible-Playbook-for-VLAN-Configuration-–-Automate-Smarter-Not-Harder-1.png)
Today I’m excited to walk you through something that every network engineer aiming to embrace automation must learn — Ansible Playbook for VLAN Configuration.I still remember those days when I’d log in to 10–20 switches one by one, just to create the same VLANs. It […]
![Brains Behind Modern Networks: Understanding DNAC, APIC & vManage. [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/06/Brains-Behind-Modern-Networks-Understanding-DNAC-APIC_-vManage_networkjourney.png)
If you’ve ever wondered what’s powering the magic behind modern, intelligent, and self-healing networks — you’re in the right place. Today’s enterprise networks aren’t managed switch-by-switch anymore. We have smart controllers that do the heavy lifting, automate configurations, and even apply intent-based networking. In this […]
Over the last few years, I’ve had the privilege of guiding 1000s of learners into the world of Cisco DevNet, and recently there’s been a major buzz in the tech world — Cisco DevNet is now being rebranded as Cisco Automation.
Now, if you’re wondering, “Is this just a name change or a major shift in direction?”, you’re in the right place. Let me walk you through everything — why this is happening, what’s changing, what stays the same, and most importantly, what it means for your career.
