NEXT-HOP.DEV

The Notebook

Field Notes

Practical network engineering write-ups, lab builds, automation notes, and reference material organized to be useful again later.

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  • BGP, Cisco

BGP Foundations Part 1: BGP Fundamentals

Learn the core concepts behind BGP, including autonomous systems, eBGP vs. iBGP, peer communication, neighbor states, message types, route advertisements, and AS_PATH.

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14 min read
  • Automation, Python

Junos PyEZ Foundations

Learn the foundations of Junos PyEZ by connecting to Junos devices, retrieving structured operational data, and working with the results in Python.

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15 min read