diff --git a/cdn-services/cdn-local/templates/bin/_route-gen.sh.tpl b/cdn-services/cdn-local/templates/bin/_route-gen.sh.tpl
new file mode 100644
index 0000000..7dcea6c
--- /dev/null
+++ b/cdn-services/cdn-local/templates/bin/_route-gen.sh.tpl
@@ -0,0 +1,32 @@
+#!/bin/bash
+#
+# Copyright 2019-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+SPGWU_IP=$(echo {{ .Values.config.spgwu.sgi.ip }} | awk -F '/' '{print $1}')
+
+netmask_to_prefix() {
+    prefix=0
+    octat=0$( printf '%o' ${1//./ } )
+    while [ $octat -gt 0 ];
+    do
+        prefix=$(( $prefix + $(( $octat % 2))))
+        octat=$(( $octat >> 1))
+    done
+    echo $prefix
+}
+
+ip route add {{ .Values.config.spgwc.ueIpPool.ip }}/$(netmask_to_prefix {{ .Values.config.spgwc.ueIpPool.mask }} ) via $SPGWU_IP dev {{ .Values.config.nginx.sgi.device }}
+
+