diff --git a/src/models/CommonModel.ts b/src/models/CommonModel.ts
new file mode 100644
index 0000000..e3d44e2
--- /dev/null
+++ b/src/models/CommonModel.ts
@@ -0,0 +1,207 @@
+/*
+ Copyright 2020 TATA ELXSI
+
+ 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.
+
+ Author: KUMARAN M (kumaran.m@tataelxsi.co.in), RAJESH S (rajesh.s@tataelxsi.co.in), BARATH KUMAR R (barath.r@tataelxsi.co.in)
+ */
+import { HttpHeaders } from '@angular/common/http';
+
+/**
+ * @file  Model for Commonly used information.
+ */
+/**
+ * handle count @enum
+ */
+export enum CONSTANTNUMBER {
+    randomNumber = 4,
+    osmapviewlong = 77.673,
+    osmapviewlat = 19.166,
+    chennailong = 80.2809,
+    chennailat = 13.0781,
+    bangalorelong = 77.5868,
+    bangalorelat = 12.9718,
+    mumbailong = 72.8342,
+    mumbailat = 18.9394,
+    tirvandrumlong = 76.9544,
+    tirvandrumlat = 8.5009,
+    oneMB = 1048576,
+    paginationDefaultValue = 10,
+    splitLongitude = 1,
+    splitLatitude = 2
+}
+/**
+ * handle count @enum
+ */
+export enum CONFIGCONSTANT {
+    operationalStateFirstStep = 'init',
+    operationalStateSecondStep = 'running',
+    operationalStateThirdStep = 'failed',
+    configStateFirstStep = 'init',
+    configStateSecondStep = 'configured',
+    configStateThirdStep = 'failed',
+    historyStateFirstStep = 'PROCESSING',
+    historyStateSecondStep = 'COMPLETED',
+    historyStateThirdStep = 'FAILED',
+    wimOperationalStateFirstStep = 'PROCESSING',
+    wimOperationalStateStateSecondStep = 'ENABLED',
+    wimOperationalStateThirdStep = 'ERROR',
+    vimOperationalStateFirstStep = 'PROCESSING',
+    vimOperationalStateStateSecondStep = 'ENABLED',
+    vimOperationalStateThirdStep = 'ERROR',
+    sdnOperationalStateFirstStep = 'PROCESSING',
+    sdnOperationalStateStateSecondStep = 'ENABLED',
+    sdnOperationalStateThirdStep = 'ERROR',
+    k8OperationalStateFirstStep = 'PROCESSING',
+    k8OperationalStateStateSecondStep = 'ENABLED',
+    k8OperationalStateThirdStep = 'ERROR'
+}
+/** Interface for Post options */
+export interface POSTAPIRESOURCE {
+    apiURLHeader: APIURLHEADER;
+    payload?: object;
+}
+/** Interface for ApiURL Header */
+export interface APIURLHEADER {
+    url: string;
+    httpOptions?: APIHEADERS;
+}
+/** Interface for the Get Method with response type */
+export interface GETAPIURLHEADER {
+    headers: HttpHeaders;
+    responseType: string;
+}
+/** Interface for Httpoptions Header */
+interface APIHEADERS {
+    headers: HttpHeaders;
+}
+/** Interface for the Error */
+export interface ERRORDATA {
+    error: ERRORDETAILSDATA;
+}
+/** Interface for the Error Details */
+interface ERRORDETAILSDATA {
+    detail: string;
+    code?: string;
+    status?: number;
+    text?: Function;
+}
+/** Handle the URL params */
+export interface URLPARAMS {
+    page: string;
+    id: string;
+    titleName?: string;
+    forceDeleteType?: boolean;
+    name?: string;
+    memberIndex?: object;
+    nsConfig?: object;
+    projectID?: string;
+    username?: string;
+}
+/** Handle the Delete params */
+export interface DELETEPARAMS {
+    identifier: string;
+    name?: string;
+    shortName: string;
+    projectName?: string;
+    userName?: string;
+    username?: string;
+    page?: string;
+    id?: string;
+}
+
+/** Interface for the Delete Details */
+export interface MODALCLOSERESPONSEDATA {
+    message: string;
+}
+
+/** Interface for the modal closer */
+export interface MODALCLOSERESPONSEWITHCP {
+    message: string;
+    connection_point?: string;
+}
+
+/** Interface for local storage settings */
+export interface LOCALSTORAGE {
+    id_token?: string;
+    project_id?: string;
+    expires?: string;
+    username?: string;
+    project?: string;
+    project_name?: string;
+    id?: string;
+    admin?: boolean;
+    isAdmin?: string;
+    token_state?: string;
+}
+/** Interface for Tar settings */
+export interface TARSETTINGS {
+    name?: string;
+    'type'?: string;
+    readAsString?: Function;
+    buffer: ArrayBuffer;
+}
+/** Interface for Package information */
+export interface PACKAGEINFO {
+    id?: string;
+    packageType?: string;
+    descriptor: string;
+}
+
+/** Interface For the Pagination pager in ng-smarttable */
+export interface PAGERSMARTTABLE {
+    display: boolean;
+    perPage: number;
+}
+/** Interface for breadcrumb item */
+export interface BREADCRUMBITEM {
+    title: string;
+    url: string;
+}
+/** Interface For the Pagination pager in ng-smarttable */
+export interface SMARTTABLECLASS {
+    // tslint:disable-next-line: no-reserved-keywords
+    class: string;
+}
+/** Constants of the VIM Types */
+export const VIM_TYPES: TYPESECTION[] = [
+    { value: 'openstack', title: 'Openstack' },
+    { value: 'aws', title: 'AWS' },
+    { value: 'vmware', title: 'VMware vCD' },
+    { value: 'openvim', title: 'OpenVIM' },
+    { value: 'opennebula', title: 'OpenNebula' },
+    { value: 'azure', title: 'Azure' }
+];
+/** Constants of the SDN Types */
+export const SDN_TYPES: TYPESECTION[] = [
+    { value: 'arista', title: 'Arista' },
+    { value: 'floodlightof', title: 'Floodlight openflow' },
+    { value: 'odlof', title: 'OpenDaylight openflow' },
+    { value: 'onosof', title: 'ONOS openflow' },
+    { value: 'onos_vpls', title: 'ONOS vpls' }
+];
+/** Constants of the WIM Types */
+export const WIM_TYPES: TYPESECTION[] = [
+    { value: 'arista', title: 'Arista' },
+    { value: 'dynpac', title: 'DynPac' },
+    { value: 'floodlightof', title: 'Floodlight openflow' },
+    { value: 'odlof', title: 'OpenDaylight openflow' },
+    { value: 'onosof', title: 'ONOS openflow' },
+    { value: 'onos_vpls', title: 'ONOS vpls' },
+    { value: 'tapi', title: 'TAPI' }
+];
+/** Interface for List, Add WIM & SDN Types */
+export interface TYPESECTION {
+    value: string;
+    title: string;
+}