Istio Ambient Multicluster and Gateway API Inference Extension for LLM Serving
How Istio ambient multicluster and the Gateway API Inference Extension route LLM traffic by KV-cache and queue depth, with a reference architecture and failure modes.
Cilium 1.20 ExternalAuth vs oauth2-proxy vs Istio AuthorizationPolicy
Cilium 1.20 ships the Gateway API ExternalAuth filter from GEP-1494. How it compares with oauth2-proxy and Istio, and why Experimental matters.
Gateway API v1.6 TCPRoute and UDPRoute vs LoadBalancer Services and Vendor CRDs
Gateway API v1.6 graduates TCPRoute and UDPRoute to Standard and v1. What that means for MQTT, Postgres and DNS traffic you used to route with vendor CRDs.
Kubernetes Gateway API vs Ingress vs Service Mesh (2026)
An ADR for Kubernetes north-south and east-west traffic in 2026: Gateway API vs Ingress vs service mesh, role separation, GAMMA, and migration paths.