Reflecting on the Routing Security panel at APRICOT 2025
Guest Post: Routing security continues to be one of the most important areas in network operations but challenges remain. How do we address these challenges?
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[Podcast] DNS computer says ‘NO’
Geoff Huston discusses novel ways to make saying ‘no’ in DNSSEC cheaper and faster, and explores the standards process around formalizing this choice.
Network traffic telemetry on modern routers: Part 2
Guest Post: The next generation of network monitoring: sFlow v5, Sampled Port Mirroring, GRE Tunneling, and Inline Monitoring with IPFIX/NetFlow v9.
Network traffic telemetry on modern routers: Part 1
Guest Post: How to implement various network traffic telemetry protocols and handle them in code.
APNIC Academy — 2024 in review
A successful trial of new certified course content highlighted another busy year of technical training in the region.
IPv6 is hard
Guest Post: No, it’s not. It’s different.
Building a host telemetry solution using Tailscale
Guest Post: How to collect and analyse host flow data for network traffic insights.
[Podcast] Night of the BGP zombies
Geoff discusses BGP ‘zombie’ routes — routes that should have been withdrawn but persist in the routing system. He explores how these anomalies might occur and what can be done to address them.
Notes from OARC 44
DNS traceroute, virtual vs bare metal servers, packet sizes, and more from OARC 44.
[Podcast] RPKIViews: The archive of RPKI states
Job Snijders discusses his global RPKI validation archive, and the annual ‘state of RPKI’ report he produces.