Lessons
Write-ups, troubleshooting notes and automation experiments from the CLI. New posts land here as I break and fix things in the lab.
- Arista 802.1X: No Client IP in Accounting
Why an Arista switch sends Framed-IP-Address 0.0.0.0 after a successful dot1x auth, and how address locking fixes it.
- Welcome to netops.sh
Why I started this blog and what you can expect to find here.
- BGP Troubleshooting Cheat Sheet
The commands and mental model I reach for when a BGP session misbehaves.
- Automating Config Backups with Python + Netmiko
A tiny script that saves you from ever losing a device config again.