다음으로 이어서 보기 좋은 문제 K8s Intermediate A NetworkPolicy allow rule exists and one pod still times out The policy is correct, but one label cache still compares against the previous namespace team label. K8s Advanced A Cilium policy allows the namespace and still blocks node-local DNS DNS breaks only on one hardened node pool even though namespace policy looks correct. K8s Advanced A Cilium FQDN policy looks updated and pods still fail The new domain rule is present, but the proxy still evaluates traffic against the previous wildcard answer in cache. K8s Intermediate A CoreDNS negative cache hides a fixed Service The Service is healthy again, but pods keep honoring a stale NXDOMAIN response.
K8s Intermediate A NetworkPolicy allow rule exists and one pod still times out The policy is correct, but one label cache still compares against the previous namespace team label.
K8s Advanced A Cilium policy allows the namespace and still blocks node-local DNS DNS breaks only on one hardened node pool even though namespace policy looks correct.
K8s Advanced A Cilium FQDN policy looks updated and pods still fail The new domain rule is present, but the proxy still evaluates traffic against the previous wildcard answer in cache.
K8s Intermediate A CoreDNS negative cache hides a fixed Service The Service is healthy again, but pods keep honoring a stale NXDOMAIN response.