diff --git a/mock/mock.sh b/mock/mock.sh
new file mode 100755
index 0000000..6e49cda
--- /dev/null
+++ b/mock/mock.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env sh
+# Portions copyright 2019-present Open Networking Foundation
+# Original copyright 2019-present Ciena Corporation
+#
+# 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.
+
+MOCK_SCRIPT=/xos/mock-v1.js
+
+while getopts ":12h" opt; do
+  case ${opt} in
+    1)
+      MOCK_SCRIPT=/xos/mock-v1.js
+      ;;
+    h)
+      echo "usage: $PROG [-1|-2] [-h]"
+      echo "  -1    Mock version 1 XOS server"
+      echo "  -h    Display this message"
+      exit 0
+      ;;
+    *)
+      echo "usage: $PROG [-1|-2] [-h]"
+      echo "  -1    Mock version 1 XOS server"
+      echo "  -h    Display this message"
+      exit 1
+      ;;
+  esac
+done
+
+node $MOCK_SCRIPT