diff --git a/networkdiag.py b/networkdiag.py
index 7529eae..cb8bedb 100644
--- a/networkdiag.py
+++ b/networkdiag.py
@@ -7,25 +7,58 @@
 from flask import Flask, request
 from flask_restful import Resource, Api
 import logging as log
+from argparse import ArgumentParser, SUPPRESS
+
+from roc import Roc
 
 app = Flask(__name__)
 api = Api(app)
 
+global roc
 
-class Greeting(Resource):
+
+class Imsi(Resource):
     def get(self):
-        return 'Hello World!'
+        return roc.get_imsi()
+
+class Subnet(Resource):
+    def get(self):
+        return roc.get_subnet()
 
 
-api.add_resource(Greeting, '/')  # Route_1
+api.add_resource(Imsi, '/imsi')
+api.add_resource(Subnet, '/subnet')
+
+
+def build_argparser():
+    parser = ArgumentParser(add_help=False)
+    args = parser.add_argument_group('Options')
+    args.add_argument('-h', '--help',
+                      action='help',
+                      default=SUPPRESS,
+                      help='Show this help message and exit.')
+    args.add_argument("--user",
+                      help="ROC username",
+                      type=str)
+    args.add_argument("--password",
+                      help="ROC password",
+                      type=str)
+    return parser
+
 
 if __name__ == '__main__':
     log.basicConfig(
-            format='%(asctime)s %(levelname)-8s %(message)s',
-            level=log.DEBUG,
-            datefmt='%Y-%m-%d %H:%M:%S',
-            stream=sys.stdout)
+        format='%(asctime)s %(levelname)-8s %(message)s',
+        level=log.DEBUG,
+        datefmt='%Y-%m-%d %H:%M:%S',
+        stream=sys.stdout)
 
     log.info("Starting network-diag-app...")
 
+    args = build_argparser().parse_args()
+
+    roc = Roc(args.user, args.password)
+    #roc.dump()
+    print(roc.get_imsi())
+
     app.run('0.0.0.0', '3333')