NVIDIA L4 on VMware vSphere for AI inference, updated for 2026 — vGPU vs passthrough, sizing, L4 vs L40S, and a reference deployment with the cost math.
DMZ and port forwarding done safely — network segmentation, NAT and firewall rules, port forwarding vs VPN vs reverse proxy, and a hardened reference setup.
The IoT protocol stack explained as a modular architecture — device, transport, messaging, and semantic layers, with how to choose MQTT, CoAP, or OPC UA.
Vehicle-to-infrastructure (V2I) architecture and implementation — C-V2X vs DSRC, RSU design, the message set, latency budgets, and a deployment blueprint.