Sidecar path — Envoy local → Envoy remote, two hops

An order-service call reaches payment-service through two sidecar proxies, and the reply returns along the reverse path

Sidecar path — Envoy local → Envoy remote, two hops An order-service call reaches payment-service through two sidecar proxies, and the reply returns along the reverse path gRPC Charge mTLS HTTP/2 location lookup + L7 LB, then mTLS HTTP/2 forward reply sidecar return path order-service · Sequence participant order-service Envoy local · Sequence participant Envoy local Envoy remote · Sequence participant Envoy remote payment-service · Sequence participant payment-service

Two sidecar hops

  • • The order-service call reaches payment-service through the Envoy local → Envoy remote sidecar proxies.
  • • SA→SB full label: "location lookup + L7 LB, then mTLS HTTP/2". The reply returns to order-service along the sidecar return path.