--- /dev/null
+# -*- coding: utf-8 -*-
+
+##
+# Copyright 2019 Tech Mahindra Limited
+#
+# All Rights Reserved.
+#
+# 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.
+##
+
+## Change log:
+# 1. Feature 7829: Jayant Madavi, Mrityunjay Yadav : MY00514913@techmahindra.com : 06-sep-2019
+##
+
+*** Variables ***
+${success_return_code} 0
+${delete_max_wait_time} 1min
+${delete_pol_time} 15sec
+
+
+*** Keywords ***
+Get NSDs List
+ [Documentation] Get nsds list
+
+ ${rc} ${stdout}= Run and Return RC and Output osm nsd-list
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+
+
+Create NSD
+ [Documentation] Create nsd at osm
+ [Arguments] ${nsd_pkg}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm nsd-create ${nsd_pkg}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ [Return] ${stdout}
+
+
+Delete NSD
+ [Documentation] Delete nsd
+ [Arguments] ${nsd_id}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm nsd-delete ${nsd_id}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ WAIT UNTIL KEYWORD SUCCEEDS ${delete_max_wait_time} ${delete_pol_time} Check For NSD ${nsd_id}
+
+
+Check For NSD
+ [Arguments] ${nsd_id}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm nsd-list
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ Should Not Contain ${stdout} ${nsd_id}
+
+
+Force Delete NSD
+ [Documentation] Forcely Delete nsd
+ [Arguments] ${nsd_id}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm nsd-delete ${nsd_id}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+
+
+Build NS Descriptor
+ [Documentation] Build NS Descriptor from the descriptor-packages
+ [Arguments] ${nsd path}
+
+ ${rc} ${stdout}= Run and Return RC and Output make -C '${CURDIR}${/}../../..${nsd path}'
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}