{"id":"dual-stack-networking-with-constraints","text":"OpenShift supports dual-stack IPv4+IPv6 addressing but with constraints: OVN-Kubernetes allows only a single service network block, UDN has specific MTU minimums per IP family, and OpenShift Virtualization cannot run on single-stack IPv6.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["ocp-supports-dual-stack-ipv4-ipv6","ovn-kubernetes-single-service-network-block","udn-default-mtu-1400","ocp-virt-no-single-stack-ipv6"],"outlist":[],"label":"Dual-stack support exists but with per-component constraints"}],"dependents":["dual-stack-networking-operational-on-platform","network-architecture-layered-with-dual-stack-constraints"],"metadata":{},"explanation":{"steps":[{"node":"dual-stack-networking-with-constraints","truth_value":"IN","reason":"SL justification valid","antecedents":["ocp-supports-dual-stack-ipv4-ipv6","ovn-kubernetes-single-service-network-block","udn-default-mtu-1400","ocp-virt-no-single-stack-ipv6"],"label":"Dual-stack support exists but with per-component constraints"},{"node":"ocp-supports-dual-stack-ipv4-ipv6","truth_value":"IN","reason":"premise"},{"node":"ovn-kubernetes-single-service-network-block","truth_value":"IN","reason":"premise"},{"node":"udn-default-mtu-1400","truth_value":"IN","reason":"premise"},{"node":"ocp-virt-no-single-stack-ipv6","truth_value":"IN","reason":"premise"}]}}