Resilience

Cisco
Resilience Planning for Cisco Networks: Patch, Shield, Replace, or Segment
06/23/2026

A practical resilience model for Cisco networks should classify each exposure into patch, shield, replace, or segment, with owners, deadlines, and evidence.

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Homelab
How Do You Make DNS Keep Working When the Internet Is Down?
06/22/2026

Keep local DNS local. Your router, Pi-hole, AdGuard Home, Technitium, or internal resolver should answer local names without forwarding to the internet, and clients should have at least two reachable resolvers that.

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