![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 […]
![Version Control for Network Configs – Bring Git-Like Power to Your Routers! [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Version-Control-for-Network-Configs-–-Bring-Git-Like-Power-to-Your-Routers-1.png)
I’ve seen this scenario more times than I can count: “Who changed the switch config and broke VLAN access?” or “Why was BGP removed from this router yesterday?” These are not just frustrating moments; they’re productivity killers. That’s where version control for network configurations comes […]
![Mastering Ping and Traceroute: Advanced Options Every Network Engineer Should Know [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Mastering-Ping-and-Traceroute_Advanced-Options-Every-Network-Engineer-Should-Know_networkjourney.png)
We’re diving into the tools you’ve used since day one—ping and traceroute—but with a twist. These commands are more powerful than most people realize. Sure, you know how to ping a server, but did you know you can set the packet size, use extended options, […]
![Troubleshooting HSRP – How to Detect and Fix Gateway Redundancy Issues [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Troubleshooting-HSRP-–-How-to-Detect-and-Fix-Gateway-Redundancy-Issues_networkjourney.png)
If you’ve ever set up a highly available network and found that clients were still complaining about packet drops or intermittent internet, there’s a good chance HSRP was either misconfigured or malfunctioning. Troubleshooting HSRP (Hot Standby Router Protocol) can be tricky if you’re not familiar […]
![Troubleshooting STP Flapping: Fix Network Instability with Confidence [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Troubleshooting-STP-Flapping-Fix-Network-Instability-with-Confidence_networkjourney-1.png)
Today I want to walk you through a problem that many of us face in real-world environments—STP flapping. If you’ve ever dealt with mysterious connectivity drops, unstable MAC tables, or users yelling, “The network is slow!” with no obvious root cause—there’s a good chance Spanning […]
![Cisco Debug vs Show Commands: Deep Dive for Network Troubleshooting [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Cisco-Debug-vs-Show-Commands-Deep-Dive-for-Network-Troubleshootingnetworkjourney.png)
If you’ve ever been stuck troubleshooting a stubborn routing issue or chasing down why BGP isn’t forming, you know that sometimes a simple show command gives you just the picture—but not the full story. That’s where debug steps in. In this guide, I’ll break down […]
![Wireshark Filter Mastery: Pro-Level Tips for Layer 2 & Layer 3 Packet Analysis [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Wireshark-Filter-Mastery_Pro-Level-Tips-for-Layer-2_Layer-3-Packet-Analysis_networkjourney.png)
As a network trainer and hands-on engineer, I’ve seen engineers struggle not with capturing packets—but with filtering them effectively in Wireshark. Trust me, if you don’t filter the noise, your packet captures become digital haystacks. That’s why in this post, I’m sharing battle-tested Wireshark filter […]
![Mastering IP SLA in Cisco Networks: Setup, Configuration & Real-World Use Case [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Mastering-IP-SLA-in-Cisco-Networks-Setup-Configuration-Real-World-Use-Case_networkjourney.png)
As someone who’s been deep into routers and switches for over a decade, I’ve seen how critical IP SLA becomes when ensuring uptime and performance in real-world networks. Whether you’re working in enterprise, ISP, or data center environments—knowing how to configure, monitor, and troubleshoot IP […]
