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![Ansible Playbook for VLAN Configuration – Automate Smarter, Not Harder! [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/Ansible-Playbook-for-VLAN-Configuration-–-Automate-Smarter-Not-Harder-1.png)
Ansible Playbook for VLAN Configuration – Automate Smarter, Not Harder! [CCNP ENTERPRISE]
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 […]
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![Model-Driven Telemetry vs SNMP – Rethinking Network Monitoring [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/Model-Driven-Telemetry-vs-SNMP-–-Rethinking-Network-Monitoring-1.png)
Model-Driven Telemetry vs SNMP – Rethinking Network Monitoring [CCNP ENTERPRISE]
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, […]
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![Git and GitHub for Network Engineers – Version Control Made Easy [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/Git-and-GitHub-for-Network-Engineers-–-Version-Control-Made-Easy-1.png)
Git and GitHub for Network Engineers – Version Control Made Easy [CCNP ENTERPRISE]
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 […]
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![DevNet Sandboxes Overview – Test, Learn, Automate Without Fear! [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/DevNet-Sandboxes-Overview-–-Test-Learn-Automate-Without-Fear-1.png)
DevNet Sandboxes Overview – Test, Learn, Automate Without Fear! [CCNP ENTERPRISE]
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 […]
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![Version Control for Network Configs – Bring Git-Like Power to Your Routers! [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/Version-Control-for-Network-Configs-–-Bring-Git-Like-Power-to-Your-Routers-1.png)
Version Control for Network Configs – Bring Git-Like Power to Your Routers! [CCNP ENTERPRISE]
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 […]
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![Multicast in SD-WAN and Cloud Networks – Bringing One-to-Many to the Next Gen WAN [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/Multicast-in-SD-WAN-and-Cloud-Networks-–-Bringing-One-to-Many-to-the-Next-Gen-WAN.png)
Multicast in SD-WAN and Cloud Networks – Bringing One-to-Many to the Next Gen WAN [CCNP ENTERPRISE]
In this blog post, I’ll walk you through everything—from how multicast works (or breaks) in SD-WAN to cloud-native alternatives for multicast delivery, along with CLI examples, EVE-NG labs, and real-world use cases. Let’s dive into how the one-to-many paradigm is adapting to modern WAN architecture. […]
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![Troubleshooting Multicast in Enterprise – From Chaos to Clarity [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/Troubleshooting-Multicast-in-Enterprise-–-From-Chaos-to-Clarity.png)
Troubleshooting Multicast in Enterprise – From Chaos to Clarity [CCNP ENTERPRISE]
Today we’ll dive deep into the art and science of troubleshooting multicast in enterprise networks. This post is for engineers who are tired of “guesswork” and want step-by-step strategies to solve real multicast challenges—whether it’s IPTV not streaming or CCTV video dropouts. We’ll pair concepts […]
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![IGMP Snooping and Configuration – Mastering Multicast Efficiency [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/07/IGMP-Snooping-and-Configuration-–-Mastering-Multicast-Efficiency.png)
IGMP Snooping and Configuration – Mastering Multicast Efficiency [CCNP ENTERPRISE]
Today’s article is all about IGMP Snooping—a crucial Layer 2 switch feature that ensures multicast traffic only reaches the devices that actually asked for it. Whether you’re preparing for CCNP or managing an enterprise network, understanding IGMP Snooping is a must. Let’s break it down […]
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![Multicast Basics and PIM Overview – Smarter Traffic Delivery in Modern Networks [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Multicast-Basics-and-PIM-Overview-–-Smarter-Traffic-Delivery-in-Modern-Networks.png)
Multicast Basics and PIM Overview – Smarter Traffic Delivery in Modern Networks [CCNP Enterprise]
Have you ever wondered how a single video stream from one server reaches hundreds or even thousands of users without consuming all the bandwidth on your network? That’s where Multicast comes in—it’s like broadcasting but smarter! As a trainer, I often tell my students, “If […]
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![QoS Fundamentals for Network Engineers: Boost Performance, Reduce Latency [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/QoS-Fundamentals-for-Network-Engineers_Boost-Performance_Reduce-Latency_networkjourney.png)
QoS Fundamentals for Network Engineers: Boost Performance, Reduce Latency [CCNP Enterprise]
If you’ve ever felt overwhelmed by latency-sensitive applications or jittery VoIP calls, you’re in the right place. I’ve walked in your shoes—sifting through packet drops and struggling to maintain performance. Today, let’s dive into Quality of Service (QoS) with a conversational. Theory in Brief What […]
