Practical, hands-on guides from our database, cloud and software teams — the same kind of write-ups we lean on internally, shared for anyone running these platforms themselves.
Learn how to troubleshoot intermittent Azure Site-to-Site VPN connectivity when the tunnel remains connected but application traffic stops. Diagnose IPsec, IKE, traffic selector, Phase 2, DPD and routing issues using Azure VPN Troubleshoot, Log Analytics, PowerShell and VPN Gateway diagnostics.
Need to find out which Azure resources were deleted, when they were deleted and who deleted them? This guide explains how to query Azure Activity Logs using Azure CLI and PowerShell, export deletion history to CSV, investigate specific resources, and retrieve records older than 90 days using Log Analytics.
Changing a Linux server hostname sounds simple—and it is—but doing it properly matters. A hostname touches everything from SSH prompts, monitoring, logging, certificates, internal DNS, and even some application configs. In this guide, I’ll show you the safest and most common methods to change a Linux hostname without breaking anything. What is a hostname (and
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