diff --git a/src/ts/@overflow/discovery/api/service/DiscoveryService.ts b/src/ts/@overflow/discovery/api/service/DiscoveryService.ts
index 4576bc1..c5c3060 100644
--- a/src/ts/@overflow/discovery/api/service/DiscoveryService.ts
+++ b/src/ts/@overflow/discovery/api/service/DiscoveryService.ts
@@ -12,6 +12,16 @@ export class DiscoveryService extends Service {
         // state change test
     }
 
+    public discoveryIngHost(params: any): void {
+        console.log('discoveryIngHost');
+    }
+    public discoveryIngPort(params: any): void {
+        console.log('discoveryIngPort');
+    }
+    public discoveryIngService(params: any): void {
+        console.log('discoveryIngService');
+    }
+
 }
 
 export default DiscoveryService;
diff --git a/src/ts/@overflow/discovery/redux/action/ing.ts b/src/ts/@overflow/discovery/redux/action/ing.ts
new file mode 100644
index 0000000..be37557
--- /dev/null
+++ b/src/ts/@overflow/discovery/redux/action/ing.ts
@@ -0,0 +1,17 @@
+
+// Action Type
+export type REQUEST = '@overflow/discovery/ing/REQUEST';
+export type REQUEST_SUCCESS = '@overflow/discovery/ing/REQUEST/SUCCESS';
+export type REQUEST_FAILURE = '@overflow/discovery/ing/REQUEST/FAILURE';
+
+export type RECEIVE_HOST = '@overflow/discovery/host/RECEIVE';
+export type RECEIVE_PORT = '@overflow/discovery/port/RECEIVE';
+export type RECEIVE_SERVICE = '@overflow/discovery/service/RECEIVE';
+
+export const REQUEST: REQUEST = '@overflow/discovery/ing/REQUEST';
+export const REQUEST_SUCCESS: REQUEST_SUCCESS = '@overflow/discovery/ing/REQUEST/SUCCESS';
+export const REQUEST_FAILURE: REQUEST_FAILURE = '@overflow/discovery/ing/REQUEST/FAILURE';
+
+export const RECEIVE_HOST: RECEIVE_HOST = '@overflow/discovery/host/RECEIVE';
+export const RECEIVE_PORT: RECEIVE_PORT = '@overflow/discovery/port/RECEIVE';
+export const RECEIVE_SERVICE: RECEIVE_SERVICE = '@overflow/discovery/service/RECEIVE';
diff --git a/src/ts/@overflow/discovery/redux/reducer/ing.ts b/src/ts/@overflow/discovery/redux/reducer/ing.ts
new file mode 100644
index 0000000..ae4c6f7
--- /dev/null
+++ b/src/ts/@overflow/discovery/redux/reducer/ing.ts
@@ -0,0 +1,45 @@
+import Action from '@overflow/commons/redux/Action';
+import { ReducersMapObject } from 'redux';
+
+import Host from '../../api/model/Host';
+import Port from '../../api/model/Port';
+import Service from '../../api/model/Service';
+
+import * as IngActionTypes from '../action/ing';
+import {
+  HostState, hostDefaultState,
+  PortState, portDefaultState,
+  ServiceState, serviceDefaultState,
+} from '../state/Ing';
+
+const reducer: ReducersMapObject = {
+  [IngActionTypes.RECEIVE_HOST]: (state: HostState = hostDefaultState,
+                                  action: Action<Host>): HostState => {
+
+
+    return {
+      ...state,
+      // discoveryData: action.payload,
+    };
+  },
+  [IngActionTypes.RECEIVE_PORT]: (state: PortState = portDefaultState,
+                                  action: Action<Port>): PortState => {
+
+
+    return {
+      ...state,
+      // discoveryData: action.payload,
+    };
+  },
+  [IngActionTypes.RECEIVE_SERVICE]: (state: ServiceState = serviceDefaultState,
+                                     action: Action<Service>): ServiceState => {
+
+
+    return {
+      ...state,
+      // discoveryData: action.payload,
+    };
+  },
+};
+
+export default reducer;
diff --git a/src/ts/@overflow/discovery/redux/state/Ing.ts b/src/ts/@overflow/discovery/redux/state/Ing.ts
new file mode 100644
index 0000000..3a708b3
--- /dev/null
+++ b/src/ts/@overflow/discovery/redux/state/Ing.ts
@@ -0,0 +1,37 @@
+
+import Host from '../../api/model/Host';
+import Port from '../../api/model/Port';
+import Service from '../../api/model/Service';
+
+export interface HostState {
+  readonly host: Host;
+  readonly error?: Error;
+}
+
+export const hostDefaultState: HostState = {
+  host: undefined,
+  error: undefined,
+};
+
+
+export interface PortState {
+  readonly port: Port;
+  readonly error?: Error;
+}
+
+export const portDefaultState: PortState = {
+  port: undefined,
+  error: undefined,
+};
+
+
+
+export interface ServiceState {
+  readonly service: Service;
+  readonly error?: Error;
+}
+
+export const serviceDefaultState: ServiceState = {
+  service: undefined,
+  error: undefined,
+};