Let’s be honest. At some point, we’ve all created a flat network with just a few VLANs and thought — “Yeh toh kaafi secure hai.” Until… a misconfigured ACL or open port lets someone pivot from the user segment to your server VLAN — and […]
![Security Zones Explained: From Flat Networks to Fortresses [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/nj-blog-post-security-zone.jpg)
![Introduction to JSON & YANG – The Foundation of Network Automation [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Introduction-to-JSON_YANG–The-Foundation-of-Network-Automation_networkjourney.png)
You’ve probably heard the terms JSON and YANG thrown around in the world of network automation, but they might still feel like mysterious tech-jargon to some. Trust me—I was there too. In this post, I’ll walk you through what JSON and YANG really mean for […]
![REST API Basics for Cisco Devices – Automate Smarter, Not Harder [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/REST-API-Basics-for-Cisco-Devices-–-Automate-Smarter_Not-Harder_networkjourney.png)
If you’ve ever felt overwhelmed jumping between CLI screens or manually configuring the same changes across dozens of Cisco devices—then it’s time we talk automation. Today, we’re diving into the REST API basics for Cisco devices, a game-changer for anyone looking to modernize their workflow. […]
![NETCONF vs RESTCONF – Choosing the Right Protocol for Network Automation [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/NETCONF-vs-RESTCONF-–-Choosing-the-Right-Protocol-for-Network-Automation-1.png)
Today I want to talk about something that every aspiring network automation engineer must know — the difference between NETCONF and RESTCONF. If you’ve been tinkering with Python scripts or exploring tools like Ansible and Postman, you’ve probably stumbled upon these terms. But here’s the […]
![Cisco DNA Center APIs – Automating the Network the Smarter Way [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Cisco-DNA-Center-APIs-–-Automating-the-Network-the-Smarter-Way-1.png)
Today I want to talk to you not just about automation — but next-gen automation that’s transforming enterprise networks across the globe. If you’ve been managing networks manually or using traditional tools like CLI or SNMP, let me introduce you to the game changer: Cisco […]
![Python Script to Pull Interface Status – Your First Step into Network Automation [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Python-Script-to-Pull-Interface-Status-–-Your-First-Step-into-Network-Automation-1.png)
Today we’re going to take a solid, practical step into real-world network automation using Python. One of the most common and beginner-friendly tasks is to pull interface status from network devices — and trust me, this is the exact use case that sparks automation journeys […]
![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 […]
![Model-Driven Telemetry vs SNMP – Rethinking Network Monitoring [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Model-Driven-Telemetry-vs-SNMP-–-Rethinking-Network-Monitoring-1.png)
If you’re still relying on SNMP for network monitoring, it’s time to think ahead.I get it — SNMP has been around forever. Most of us have used tools like SolarWinds, PRTG, or Nagios with SNMP polling, right? But let’s be honest — it’s slow, reactive, […]
![Git and GitHub for Network Engineers – Version Control Made Easy [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Git-and-GitHub-for-Network-Engineers-–-Version-Control-Made-Easy-1.png)
Today I want to share something that totally transformed the way I manage and automate my network configurations — Git and GitHub. I still remember those days when I used to create backups of configs manually, store them in random folders, and name them like […]
![DevNet Sandboxes Overview – Test, Learn, Automate Without Fear! [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/DevNet-Sandboxes-Overview-–-Test-Learn-Automate-Without-Fear-1.png)
If you’re anything like me, you know how crucial hands-on experience is when learning network automation. But let’s be honest—setting up complex labs with routers, switches, APIs, and controllers can be time-consuming and expensive. That’s exactly where DevNet Sandboxes come into play. I’ve used them […]