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I know how confusing “virtual routing” can sound when you’re just starting to dive deep into enterprise network architecture. Believe me, I’ve been there. When I first stumbled upon concepts like VRF and virtual routers, I thought, “Is this just another fancy way to complicate […]
![Overlay Technologies for CCNP Enterprise: The Complete 2025 Guide with Labs, CLI & Exam Relevance [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/06/Overlay-Technologies-for-CCNP-Enterprise_networkjourney.png)
If you’re preparing for the CCNP Enterprise certification, there’s no escaping the importance of Overlay Technologies. Whether you’re tackling the ENARSI exam or diving deep into advanced enterprise network design, mastering overlays like VXLAN, GRE, LISP, and MPLS is critical. In this blog, we’ll take […]
