istio.io/istio@v0.0.0-20240520182934-d79c90f27776/releasenotes/notes/wds.yaml (about) 1 apiVersion: release-notes/v2 2 kind: feature 3 area: telemetry 4 releaseNotes: 5 - | 6 **Added** xDS workload metadata discovery to TCP metadata exchange filter as a fallback. This requires enabling `PEER_METADATA_DISCOVERY` flag on the proxy, and `PILOT_ENABLE_AMBIENT_CONTROLLERS` on the control plane. 7 **Added** a flag `PILOT_DISABLE_MX_ALPN` on the control plane to disable advertising TCP metadata exchange ALPN token `istio-peer-exchange`.