blackhole

Data Plane Monitoring in Segment Routing Networks

Data Plane Monitoring in Segment Routing Networks

February 10, 2020

Traffic blackholes, path divergence, and network faults are a significant pain point for network operators, leading to revenue and goodwill loss. The common source …
Flowspec for BGP Route Servers at IXPs

Flowspec for BGP Route Servers at IXPs

February 8, 2020

BIRD is a widely deployed software for BGP route servers at IXPs. The release of version 2.0.2 in March added support for BGP Flow Specification (RFC 5575). While …
Lightning Talk: Inferring BGP Blackholing Activity in the Internet

Lightning Talk: Inferring BGP Blackholing Activity in the Internet

February 3, 2020

The Border Gateway Protocol (BGP) has been used for decades as the de facto protocol to exchange reachability information among networks in the Internet. However, …
Blackholes and Wormholes: Understand and Troubleshoot the Magic of Kubernetes Networking

Blackholes and Wormholes: Understand and Troubleshoot the Magic of Kubernetes Networking

November 26, 2019

Networking is hard. Kubernetes networking can be even harder. On one hand, kubernetes provides a nice abstraction of infrastructure underneath. On the other hand, k8s contributors and cluster operator …