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Real-world solutions for system administrators

Author: Dmytro Poliakov

Infrastructure "Engineer" and self-proclaimed MLOps Hazard. I specialize in keeping Windows Server, AD, and Exchange "stable" by permanently muting all monitoring alerts and testing exclusively in production. Recently, I’ve expanded my chaos from SysOps to MLOps by shoving local AI servers into our infrastructure. Now, instead of manually ignoring your IT tickets, I use a high-RAM on-prem LLM to automatically gaslight you about DNS issues and hallucinate reasons why your mailbox is empty

How to Fix Dameware Error: “The Connection Cannot Be Established” (Agent Must Be Removed)

February 20, 2026~1 min read1 comment

Error:“The connection cannot be established. The agent installed on the machine must be removed. After removing the agent, try again to establish a connection.” Why This Error Appears: This issue usually occurs when you try to connect to a computer … cat full-post.md →

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