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LEARN

Choose a thread.
Follow it deeper.

Start with an original lesson, then use the official references to go deeper. I keep the video, visual explanation and field note together so each lesson has a clear next step.

PUBLISHED

Every lesson so far.

Two full lessons and five Shorts. Shorts open on YouTube.

FULL LESSON · 6:44Microsoft 365 Outage: 30 Hours, One Hidden DependencyWatch on YouTube →FULL LESSON · 7:06Ping Works. Your Azure App Doesn’t. Here’s Why.Open the lesson and field note →SHORT30 Hours: Why Outlook Died but Teams Calls WorkedWatch on YouTube →SHORTWhy your CNAME doesn’t change the browser URLWatch on YouTube →SHORTHTTP 200. DNS Failed?Watch on YouTube →SHORTBefore the Page Loads: TCP → TLS → HTTPWatch on YouTube →SHORTPing Works. Why Won’t the App?Watch on YouTube →

The lesson library

ORIGINAL ENCORAI MATERIAL

One lesson is ready today. More will appear here only when their companion pages are ready.

1 lesson

How to use each lesson
  1. Orient: identify the problem and the question you are trying to answer.
  2. Watch and trace: follow the video and the visual path.
  3. Inspect: open the protocol explanations and check what the evidence establishes.
  4. Explain: use the self-check or field note to say what you understand and what is still unknown.
01 / LEARN

Azure & hybrid cloud

How networks extend beyond the branch, and how secure cloud architectures fit together.

View resources 2 references
MICROSOFT LEARN · EXTERNAL

Hub-spoke network topology →

Understand how a shared hub connects workloads and networks in Azure.

MICROSOFT LEARN · EXTERNAL

Implement a secure hybrid network →

Explore an Azure Firewall reference architecture for a controlled hybrid network.

02 / LEARN

Networking & security

Work from the symptom toward evidence. Keep reachability, transport and application behavior distinct.

View resources 1 reference
MICROSOFT LEARN · EXTERNAL

Connection troubleshoot →

See how Azure Network Watcher helps diagnose connectivity between a source and destination.

03 / LEARN

Automation & operations

Move from individual actions toward repeatable infrastructure and carefully controlled change.

View resources 1 reference
MICROSOFT LEARN · EXTERNAL

Infrastructure as code with Bicep →

A starting point for describing and deploying Azure resources declaratively.

External references are curated reading, not EncorAI courses, demonstrated lab results or completed implementations. New original material will be added as it is ready.