Introduction Multi-tenant policy sets in Cisco ISE allow logical separation of policy, devices, and authentication/authorization flows for multiple tenants, departments, or business units within the same ISE deployment. Each tenant can have its own policy sets, identity sources, authentication rules, authorization profiles, and NAD assignments. […]
Introduction Zero Trust means never trust, always verify — identity, device posture, and contextual signals (time, location, app) must be evaluated before granting access to resources. Cisco ISE isn’t a full ZTNA gateway by itself, but it’s the policy decision point that tells enforcement points […]
Introduction Imagine you’re at a large enterprise headquarters, or a university campus during orientation week. Thousands of visitors, contractors, or students are trying to get Wi-Fi access. Some are there for a single day, others for a semester. Marketing wants the login portal branded to […]
![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 […]
![DSCP vs CoS & Trust Boundary: Network Marking Demystified for Engineers[CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/DSCP-vs-CoS-Trust-BoundaryNetwork-Marking-Demystified-for-Engineers_networkjourney.png)
If you’re anything like me, you’ve spent late nights wrestling with traffic marking and trust boundaries—wondering which to use where, and how to keep your network playing nice. It’s like juggling apples, oranges, and cherries—but don’t worry, we’ll make it smooth as butter together. Stick […]
![Two-Tier vs Three-Tier Network Architecture – Complete Guide with EVE-NG Lab & CLI [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/06/Two-Tier-vs-Three-Tier-Network-Architecture_networkjourney-1.png)
In this post, I’ll break down Two-Tier and Three-Tier Network Architecture in simple terms, just like I do in my instructor-led classes. By the end, you’ll not only understand these models but also see how to configure and simulate them using EVE-NG. In enterprise network […]
