Next-Hop.dev

Tag: Featured

  • Juniper

A Reproducible Home Lab with Containerlab and FRR

Spin up a multi-vendor topology in seconds, version it in Git, and tear it down without leaving anything behind. The full setup, start to finish.

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5 min read
  • Automation

Idempotent Network Config with Ansible and Jinja2

How to structure roles and templates so a second run is a no-op — plus the validation guardrails that stop a bad render from ever reaching a device.

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8 min read
  • BGP

Designing a Leaf-Spine Fabric Without the Hand-Waving

A practical walk through underlay addressing, BGP design choices and the trade-offs that actually bite you once the fabric is carrying production traffic.

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5 min read