diff --git a/deploy/kubernetes/local-acceptance/cluster-dns.yaml b/deploy/kubernetes/local-acceptance/cluster-dns.yaml
new file mode 100644
index 0000000..1782e76
--- /dev/null
+++ b/deploy/kubernetes/local-acceptance/cluster-dns.yaml
@@ -0,0 +1,8 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: coredns-custom
+  namespace: kube-system
+data:
+  gateway.override: |
+    rewrite name exact gateway.easyai.local easyai-acceptance-edge-ningbo.easyai.svc.cluster.local
diff --git a/deploy/kubernetes/local-acceptance/support-services.yaml b/deploy/kubernetes/local-acceptance/support-services.yaml
index 7103f72..225eabb 100644
--- a/deploy/kubernetes/local-acceptance/support-services.yaml
+++ b/deploy/kubernetes/local-acceptance/support-services.yaml
@@ -162,6 +162,7 @@ spec:
               cpu: 250m
               memory: 128Mi
           securityContext:
+            runAsUser: 0
             allowPrivilegeEscalation: false
             capabilities:
               add: ["NET_ADMIN"]
@@ -226,6 +227,7 @@ spec:
               cpu: 250m
               memory: 128Mi
           securityContext:
+            runAsUser: 0
             allowPrivilegeEscalation: false
             capabilities:
               add: ["NET_ADMIN"]
@@ -291,6 +293,7 @@ spec:
               cpu: 250m
               memory: 128Mi
           securityContext:
+            runAsUser: 0
             allowPrivilegeEscalation: false
             capabilities:
               add: ["NET_ADMIN"]
diff --git a/deploy/kubernetes/local-acceptance/tls-edges.yaml b/deploy/kubernetes/local-acceptance/tls-edges.yaml
index 1bb3203..761da8d 100644
--- a/deploy/kubernetes/local-acceptance/tls-edges.yaml
+++ b/deploy/kubernetes/local-acceptance/tls-edges.yaml
@@ -92,7 +92,7 @@ spec:
     easyai.io/site: ningbo
   ports:
     - name: https
-      port: 8443
+      port: 443
       targetPort: https
       nodePort: 31088
 ---
@@ -167,6 +167,6 @@ spec:
     easyai.io/site: hongkong
   ports:
     - name: https
-      port: 8443
+      port: 443
       targetPort: https
       nodePort: 31089
diff --git a/scripts/acceptance/local-cluster.sh b/scripts/acceptance/local-cluster.sh
index 6af731b..f806cf2 100755
--- a/scripts/acceptance/local-cluster.sh
+++ b/scripts/acceptance/local-cluster.sh
@@ -194,6 +194,23 @@ wait_rollout() {
   kubectl --context "$context" -n "$namespace" rollout status "$1" --timeout="${2:-10m}"
 }
 
+wait_internal_gateway() {
+  local pod attempt=0
+  pod=$(kubectl --context "$context" -n "$namespace" get pod \
+    -l 'app.kubernetes.io/name=easyai-api,easyai.io/site=ningbo' \
+    -o 'jsonpath={.items[0].metadata.name}')
+  until kubectl --context "$context" -n "$namespace" exec "$pod" -c api -- \
+    wget -q --spider https://gateway.easyai.local/api/v1/healthz \
+    >/dev/null 2>&1; do
+    attempt=$((attempt + 1))
+    if ((attempt >= 60)); then
+      echo 'local acceptance gateway DNS or TLS trust did not become ready' >&2
+      return 1
+    fi
+    sleep 1
+  done
+}
+
 apply_runtime_secrets() {
   # shellcheck source=/dev/null
   source "$state_root/local.env"
@@ -228,6 +245,9 @@ apply_runtime_secrets() {
   kubectl --context "$context" -n "$namespace" create secret tls easyai-acceptance-tls \
     --cert="$state_root/tls.crt" --key="$state_root/tls.key" \
     --dry-run=client -o yaml | kubectl --context "$context" apply -f - >/dev/null
+  kubectl --context "$context" -n "$namespace" create configmap easyai-acceptance-ca \
+    --from-file=ca.crt="$state_root/ca.crt" --dry-run=client -o yaml |
+    kubectl --context "$context" apply -f - >/dev/null
 }
 
 run_migrations() {
@@ -363,6 +383,20 @@ render_and_apply_application() {
     kubectl --context "$context" -n "$namespace" patch deployment "$workload" --type=json \
       -p='[{"op":"replace","path":"/spec/template/spec/volumes/0","value":{"name":"application-data","hostPath":{"path":"/var/lib/easyai-acceptance/media","type":"DirectoryOrCreate"}}}]' \
       >/dev/null
+    local container=worker ca_patch
+    [[ $workload == easyai-api-* ]] && container=api
+    ca_patch=$(jq -cn --arg container "$container" '{
+      spec:{template:{spec:{
+        containers:[{
+          name:$container,
+          env:[{name:"SSL_CERT_FILE",value:"/etc/easyai-acceptance-ca/ca.crt"}],
+          volumeMounts:[{name:"acceptance-ca",mountPath:"/etc/easyai-acceptance-ca",readOnly:true}]
+        }],
+        volumes:[{name:"acceptance-ca",configMap:{name:"easyai-acceptance-ca",defaultMode:292}}]
+      }}}
+    }')
+    kubectl --context "$context" -n "$namespace" patch deployment "$workload" \
+      --type=strategic -p="$ca_patch" >/dev/null
   done
   kubectl --context "$context" -n "$namespace" scale \
     deployment/easyai-web-ningbo deployment/easyai-web-hongkong --replicas=0 >/dev/null
@@ -507,6 +541,7 @@ up_cluster() {
   config="$state_root/k3d.rendered.yaml"
   render_k3d_config "$config"
   EASYAI_ACCEPTANCE_MEDIA_DIR="$media_root" "$k3d" cluster create --config "$config"
+  kubectl --context "$context" apply -f "$manifest_root/cluster-dns.yaml" >/dev/null
   docker update --cpus 4 --memory 8g --memory-swap 8g "k3d-${cluster_name}-server-0" >/dev/null
   docker update --cpus 4 --memory 8g --memory-swap 8g "k3d-${cluster_name}-server-1" >/dev/null
   docker update --cpus 2 --memory 4g --memory-swap 4g "k3d-${cluster_name}-server-2" >/dev/null
@@ -549,6 +584,7 @@ up_cluster() {
   wait_rollout deployment/easyai-acceptance-edge-ningbo
   wait_rollout deployment/easyai-acceptance-edge-hongkong
   bootstrap_runtime "$api_image" "$api_digest" "$snapshot"
+  wait_internal_gateway
   "$script_dir/network-fault.sh" baseline
   echo "local_acceptance_cluster=PASS context=$context gateways=https://127.0.0.1:18443,https://127.0.0.1:19443 ca_file=$state_root/ca.crt"
 }