Istio Ingress Gateway Cheat Sheet

Gateways, VirtualServices, and TLS

Last Updated: November 21, 2025

Focus Areas

Focus
Pair Gateway + VirtualService for each domain
Apply TLS settings and retries at the gateway layer

Commands & Queries

kubectl apply -f gateway.yaml
Deploy an Istio Gateway
kubectl apply -f virtualservice.yaml
Route traffic to services
istioctl proxy-status
Validate Envoy synchronization

Summary

Combine Gateways, virtual services, and TLS policies for predictable traffic.

💡 Pro Tip: Terminate TLS at the Gateway to reuse certificates across VirtualServices.
← Back to DevOps & Cloud | Browse all categories | View all cheat sheets