istio.io/istio@v0.0.0-20240520182934-d79c90f27776/releasenotes/notes/46719.yaml (about) 1 apiVersion: release-notes/v2 2 kind: bug-fix 3 area: traffic-management 4 issue: 5 - 46719 6 releaseNotes: 7 - | 8 **Added** gated flag `ISTIO_ENABLE_IPV4_OUTBOUND_LISTENER_FOR_IPV6_CLUSTERS` to manage an additional outbound listener for IPv6-only clusters to deal with IPv4 NAT outbound traffic. 9 This is useful for IPv6-only cluster environments such as EKS which manages both egress-only IPv4 as well as IPv6 IPs.