Istio configures multi-primary mesh across GKE and EKS

This practical guide demonstrates how to configure a multi-primary Istio service mesh spanning Google Kubernetes Engine and Amazon Elastic Kubernetes Service across two different networks without a VPN. The author details the essential agreements required for cross-cloud communication—trust roots, cluster and network naming, and API discovery via remote secrets—alongside common pitfalls such as certificate verification failures and unrouted gateway environments. Open article →