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  • Uncategorized
    October 17, 2026

    Lab OS: Real-Time Force-Directed Infrastructure & Neural Topology Engine

    Instead of static Visio diagrams or rigid dashboard tiles that become obsolete the moment a port is patched or a container migrates, Lab OS models our entire enterprise…

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  • Uncategorized
    October 17, 2026

    Hardening Local SMTP Relays: Solving Microsoft 365 SendAs Rejections and Multi-VLAN Scoping

    In modern hybrid MSP and homelab environments, internal appliances, hypervisors, and alert platforms (such as Tactical RMM, Zabbix, Vaultwarden, and Proxmox/XCP-ng) require a lightweight, unauthenticated local SMTP relay…

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ITTechSTL Lab Log

Production Engineering & Autonomous Homelab Notes

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ITTechSTL · documented, logged and approved by a person · Hosted locally on docker02 (XCP-ng / Caddy / Redis)

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