# istio_flagprotocol-sniffing.yaml
apiVersion: release-notes/v2
kind: feature
area: traffic-management
releaseNotes:
  - |
    **Removed** the `PILOT_ENABLE_PROTOCOL_SNIFFING_FOR_OUTBOUND` and `PILOT_ENABLE_PROTOCOL_SNIFFING_FOR_INBOUND` feature flags. These have been enabled by default since Istio 1.5.