! 11 posts tagged
Using netconan to strip passwords, IPs, and sensitive strings from Cisco and Juniper configs before sharing them — deterministic, reversible, and prefix-preserving.
Using Netconan and Python to strip passwords, IPs, and sensitive data from Cisco configs before sharing them.
A system prompt for getting clean, production-grade Python from Claude Opus 4.6 and Sonnet 4.5 — with rules for type hints, error handling, design patterns, and code structure.
A practitioner's map of the network automation ecosystem — from CLI parsing and config management to source of truth platforms, testing, and AI-assisted operations.
NetDevOps is not just for operators writing scripts. Network designers need to evolve too — embracing programmability, data models, and infrastructure as code to stay relevant.
Applying network engineering discipline to cloud networking — using Terraform to manage Transit Gateway route tables, attachments, and peering with the same rigor as an MPLS backbone.
Building a lightweight BGP route leak detection tool using pyBGPStream and RPKI validation to catch misconfigurations before they propagate.
Using large language models to extract structured data from show command output when TextFSM templates don't exist or are too rigid.
Connecting Nornir to NetBox for dynamic inventory management, so your automation always reflects the actual state of your network.
Using Batfish to validate network configurations before deployment — catching routing loops, unreachable subnets, and policy violations without touching a live device.
Moving from manual ACL management to declarative infrastructure as code using Terraform and Python, eliminating the risk of fat-finger mistakes at 2am.