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Karl Erik Filip Modén
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#Networking

3 standalone articles with this tag.

All posts ArchitectureAutomationExplainersHome LabTroubleshootingWalkthroughs

Walkthroughs

Moving a vSAN Cluster Between vCenters: Keep the Storage Together

A practical walkthrough of a vSAN management migration: preserve host membership, prepare networking and encryption, move hosts in controlled steps, and prove the cluster is healthy afterward.

Sep 6, 2026 Read article →

Explainers

ESXi Troubleshooting: Common Faults and the esxcli Commands That Help

A practical ESXi troubleshooting guide covering common host, network, storage, management, and performance faults, with esxcli commands to identify the failing layer before making a change.

Sep 1, 2026 Read article →

Architecture

Architecture Notes: Microsegmentation with NSX Without Boiling the Ocean

Most NSX microsegmentation projects stall because they start with 'segment everything'. Notes on a phased model that shipped — scope, rule design, and the org problems that matter more than the technical ones.

May 5, 2026 Read article →

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Karl Erik Filip Modén

A personal notebook on VMware platforms, automation, and experiments in the home lab.

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