![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 […]
![IGMP Snooping and Configuration – Mastering Multicast Efficiency [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/IGMP-Snooping-and-Configuration-–-Mastering-Multicast-Efficiency.png)
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 […]
![Multicast Basics and PIM Overview – Smarter Traffic Delivery in Modern Networks [CCNP Enterprise]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Multicast-Basics-and-PIM-Overview-–-Smarter-Traffic-Delivery-in-Modern-Networks.png)
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 […]
![Mastering Syslog Levels and Configuration in Cisco Networks [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/06/Mastering-Syslog-Levels-and-Configuration-in-Cisco-Networks_networkjourney.png)
We’re diving into one of the most underutilized yet powerful tools in network troubleshooting—Syslog. Whether you’re a CCNA, CCNP aspirant, or a working professional in a NOC/SOC environment, having a deep understanding of Syslog Levels and Configuration will save you hours of guesswork and help […]
![Default Route Propagation – Your Gateway to the World [CCNP ENTERPRISE]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/07/Default-Route-Propagation-–-Your-Gateway-to-the-World-CCNP-ENTERPRISE.png)
Today, let’s talk about something deceptively simple but absolutely mission-critical in enterprise routing — Default Route Propagation. You know, in my CCNP classes, I often start the routing discussions with: “What happens when a router doesn’t know where to send a packet?” And the answer […]
![Administrative Distance Chart – Explained with CLI, Lab, Use Cases & FAQs [ CCNP ENTERPRISE ]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/06/Administrative-Distance-Chart-–-Explained-with-CLI-Lab-Use-Cases-FAQs-CCNP-ENTERPRISE-.png)
If you’re diving into routing protocols or just wrapping your head around how your router picks the “best” path, you must understand the concept of Administrative Distance (AD). Think of AD like trust levels among friends. You’ve got friends (routing protocols) like OSPF, EIGRP, RIP, […]
![Routing Table Lookup Process – Explained with Lab & CLI [ CCNP ENTERPRISE ]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/06/Routing-Table-Lookup-Process-–-Explained-with-Lab-CLI-CCNP-ENTERPRISE-.png)
Today I’m going to deep-dive into a very important yet often overlooked concept – the Routing Table Lookup Process. Many of my students know how to configure OSPF, BGP, or EIGRP, but when asked “How does a router actually choose the best route when multiple […]
![PBR Configuration with Match Statements [ CCNP ENTERPRISE ]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/06/PBR-Configuration-with-Match-Statements-CCNP-ENTERPRISE-.png)
Ever found yourself in a situation where you wanted to override the default routing decisions of your router? Maybe route specific traffic over a particular WAN link? That’s where Policy-Based Routing (PBR) becomes your best friend. In my experience training hundreds of engineers, I’ve seen […]
![Route Redistribution with Tagging – Mastering Controlled Routing Across Protocols [ CCNP ENTERPRISE ]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/06/Route-Redistribution-with-Tagging-–-Mastering-Controlled-Routing-Across-Protocols-CCNP-ENTERPRISE-.png)
Today we’re diving deep into a topic that often haunts network engineers during real-world implementations and certifications like CCNP or CCIE — Route Redistribution with Tagging. I still remember a consulting project where a simple redistribution misstep created routing loops and service disruption across multiple […]
![iBGP vs eBGP Differences – A Deep Dive with Real-World Examples [ CCNP ENTERPRISE ]_networkjourney](https://networkjourney.com/wp-content/uploads/2025/06/iBGP-vs-eBGP-Differences-–-A-Deep-Dive-with-Real-World-Examples.png)
Today I’m diving into one of the most fundamental yet often misunderstood topics in BGP – the difference between iBGP and eBGP. Whether you’re prepping for CCNA/CCNP or working on a real enterprise network, understanding these two forms of BGP peering is absolutely essential. I […]
