Palo Alto Networks - PCNSE Certification - Part 1 - Breaking down the Exam Objectives
Palo Alto PCNSE exam breakdown - the five domain weights, recommended EDU-210/EDU-220 training, and what to expect on the 75-question certification.
Posts
VIDEO: SD-WAN from Cisco Viptela (SD-WAN Series (Lab 1 - ZTP: P4.3)
Hands-on Cisco Viptela SD-WAN video lab covering Zero-Touch Provisioning (ZTP) with vManage, vBond, and vSmart controllers onboarding a vEdge router.
SD-WAN from Cisco Viptela (SD- WAN Series (Components and Technical Info: P4.1)
Cisco SD-WAN (Viptela) components explained - vManage, vSmart, and the path from IWAN to a software-defined WAN with overlay and underlay networks.
Upgrading ESXI from 6.5 to 6.7
Upgrade VMware ESXi from 6.5 to 6.7 step by step, including vCenter recovery after host loss, DVS reattachment, and storage initiator cleanup gotchas.
VMware SD-WAN from VeloCloud (SD- WAN Series: P3)
VMware SD-WAN from VeloCloud explained - VCE Edge, VCG Gateways, and VCO Orchestrator components, plus a hands-on lab walk-through of the platform.
SD-WAN Terminology (SD- WAN Series: P2)
SD-WAN terminology decoded - Orchestrator, Edge device, Hub-and-spoke vs Mesh topology, and Overlay vs Underlay networks across vendors.
SD-WAN Series - The Components (SD- WAN Series: P1)
SD-WAN explained from the ground up: data plane, control plane, management plane, and how vendors like Viptela, VeloCloud, and Meraki each implement it.
Zero Downtime Upgrades - An upgrade approach to avoid late nights
Zero-downtime upgrade approach for Cisco VOS apps (CUCM, Unity, UCCX) using refresh upgrade and switch-version to skip overnight maintenance windows.
Consuming the "Cloud" - How are you doing it?
How enterprises consume AWS and Azure as workloads shift off-premises, and how a network architect prepares for cloud conversations and design choices.
Cybersecurity - Want to be a Security Analyst? The List of things you need to understand
Core skills a Security Analyst Level 1 needs: TCP/IP, packet analysis, IDS/IPS, SIEM, malware basics, and the Cisco CCNA Cyber Ops domains to start.