~ / tag / bgp

#bgp

$ grep -l "bgp" ~/posts/* | wc -l → 6

2026

  1. BGP Roles and OTC: Route Leak Prevention Built Into BGP

    RFC 9234 adds roles to BGP sessions and an Only-to-Customer attribute to routes. Together they stop the most common kind of route leak automatically. What it does, and how to enable it on VyOS.

    4 min read

2025

  1. Designing a BGP Large Community Scheme for a Small Network

    Communities are the cheapest form of documentation your network has. A practical large community scheme for a small AS: tagging where routes come from, and letting peers and customers steer how you announce them.

    4 min read

  2. RPKI Route Origin Validation on VyOS with Routinator

    Dropping RPKI-invalid routes on VyOS is a handful of commands. Here is how I set up Routinator as a validator, connect VyOS to it over RTR and filter invalids on every eBGP session.

    4 min read

2024

  1. Using Peering Manager for Automated Configuration on VyOS

    Peering Manager is an open-source BGP session management solution including Peeringdb synchronization for automating session management. Peering…

    7 min read

  2. VyOS - 100Gbit BGP - Part 2

    In the previous blog I did a test between two Vyos hosts, indirectly connected to each other with two switches. It was amazing how easily Vyos could…

    3 min read

2020

  1. BGP Route-Leak causes a significant shift in European internet traffic to Chinese Backbone network

    Last Thursday, June 6, 2019 at 12:00 a.m. Dutch time, a two-hour outage began at various customers. Both business customers for fiber optic internet…

    4 min read