NHPREP Blog
Insights, tutorials, and tips for networking and security professionals.
Network Segmentation: TrustSec, SGT & Micro-Segmentation Guide
A comprehensive guide to network segmentation using TrustSec, SGTs, and micro-segmentation strategies across campus, branch, and data center environments.
SD-WAN with Secure Firewall & VPN Integration Guide
A complete guide to integrating Cisco Secure Firewall and VPN services with SD-WAN using IPSec tunnel interfaces, DVTI, and BGP routing for scalable connectivity.
Getting Started with Catalyst SD-WAN: Architecture Guide
A comprehensive beginner guide to Catalyst SD-WAN covering architecture components, overlay protocols, transport colors, security, and deployment workflow.
AI-Powered SD-WAN Operations and Analytics Guide
Discover how AI and ML capabilities in Catalyst SD-WAN enable predictive path recommendations, anomaly detection, bandwidth forecasting, and LLM-powered troubleshooting.
SD-Access Fabric Deployment: Design to Day-2 Operations
End-to-end SD-Access fabric guide from requirements gathering through site design, underlay build, overlay provisioning, migration strategy, and day-2 operations.
SD-Access as Code: Automate Fabric with Catalyst Center APIs
Automate SD-Access fabric deployment with Catalyst Center APIs, Terraform, and IaC workflows. Reduce errors, accelerate provisioning, and achieve auditable networks.
gRPC, gNMI & Model-Driven Telemetry Guide for Network Engineers
Comprehensive guide to gRPC, gNMI, and model-driven telemetry for real-time network monitoring, streaming data collection, and programmable device management.
ISE 2.4 Labs: Complete Hands-On Guide for CCNP Security
A comprehensive hands-on guide to ISE 2.4 labs covering password policies, identity groups, 802.1X wired authentication, VLAN assignment, and authorization profiles.
SDN Plus Workbook: SDA & SD-WAN Lab Guide for CCNP
A comprehensive SDN Plus Workbook covering 29 SDA labs and 26 SD-WAN labs with step-by-step configurations for CCNP Enterprise certification preparation.
CCIE EI V1.1 Rev 2 Workbook: Complete Lab Guide & Study Plan
A deep-dive guide to the CCIE EI V1.1 Rev 2 Workbook covering all 13 modules, 200+ labs, and the hands-on skills you need to pass the CCIE Enterprise Infrastructure lab exam.