diff --git a/@overflow/discovery/discovery-store.module.ts b/@overflow/discovery/discovery-store.module.ts
deleted file mode 100644
index b8f2310..0000000
--- a/@overflow/discovery/discovery-store.module.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import { NgModule } from '@angular/core';
-import { StoreModule } from '@ngrx/store';
-
-import { EffectsModule } from '@ngrx/effects';
-
-import {
-  REDUCERS,
-  EFFECTS,
-} from './store';
-
-import { MODULE } from './discovery.constant';
-
-@NgModule({
-  imports: [
-    StoreModule.forFeature(MODULE.name, REDUCERS),
-    EffectsModule.forFeature(EFFECTS),
-  ],
-})
-export class DiscoveryStoreModule { }
diff --git a/@overflow/discovery/discovery.module.ts b/@overflow/discovery/discovery.module.ts
index 754abaa..01e62e9 100644
--- a/@overflow/discovery/discovery.module.ts
+++ b/@overflow/discovery/discovery.module.ts
@@ -2,7 +2,6 @@ import { NgModule } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { FormsModule, ReactiveFormsModule } from '@angular/forms';
 
-import { DiscoveryStoreModule } from './discovery-store.module';
 import { DiscoveryRPCModule } from './discovery-rpc.module';
 import { DiscoveryLoggerModule } from './discovery-logger.module';
 
@@ -19,7 +18,6 @@ import { MetaModule } from '@overflow/meta/meta.module';
     FormsModule,
     ReactiveFormsModule,
     UIModule,
-    DiscoveryStoreModule,
     DiscoveryRPCModule,
     DiscoveryLoggerModule,
     ProbeModule,
diff --git a/@overflow/discovery/store/discover/discover.action.ts b/@overflow/discovery/store/discover/discover.action.ts
deleted file mode 100644
index 8450f40..0000000
--- a/@overflow/discovery/store/discover/discover.action.ts
+++ /dev/null
@@ -1,97 +0,0 @@
-import { Action } from '@ngrx/store';
-
-import {
-  Zone,
-  Host,
-  Port,
-  Service,
-  DiscoverZone as MDDiscoverZone,
-  DiscoverHost as MDDiscoverHost,
-  DiscoverPort as MDDiscoverPort,
-  DiscoverService as MDiscoverService,
-} from '@overflow/commons-typescript/model/discovery';
-
- export enum ActionType {
-  DiscoverZone = '[discovery.discovery] discoverZone',
-  DiscoverHost = '[discovery.discovery] discoverHost',
-  DiscoverPort = '[discovery.discovery] discoverPort',
-  DiscoverService = '[discovery.discovery] discoverService',
-
-  DiscoveryStart = '[discovery.discovery] DiscoveryService.discoveryStart',
-  DiscoveryStop = '[discovery.discovery] DiscoveryService.discoveryStop',
-  DiscoveredZone = '[discovery.discovery] DiscoveryService.discoveredZone',
-  DiscoveredHost = '[discovery.discovery] DiscoveryService.discoveredHost',
-  DiscoveredPort = '[discovery.discovery] DiscoveryService.discoveredPort',
-  DiscoveredService = '[discovery.discovery] DiscoveryService.discoveredService',
-}
-
-export class DiscoverZone implements Action {
-  readonly type = ActionType.DiscoverZone;
-
-  constructor(public payload: {probeID: string, discoverZone: MDDiscoverZone}) {}
-}
-
-export class DiscoverHost implements Action {
-  readonly type = ActionType.DiscoverHost;
-
-  constructor(public payload: {probeID: string, zone: Zone, discoverHost: MDDiscoverHost}) {}
-}
-
-export class DiscoverPort implements Action {
-  readonly type = ActionType.DiscoverPort;
-
-  constructor(public payload: {probeID: string, host: Host, discoverPort: MDDiscoverPort}) {}
-}
-
-export class DiscoverService implements Action {
-  readonly type = ActionType.DiscoverService;
-  constructor(public payload: {probeID: string, port: Port, discoverService: MDiscoverService}) {}
-}
-
-export class DiscoveryStart implements Action {
-  readonly type = ActionType.DiscoveryStart;
-
-  constructor(public payload: Date) {}
-}
-
-export class DiscoveryStop implements Action {
-  readonly type = ActionType.DiscoveryStop;
-
-  constructor(public payload: Date) {}
-}
-
-export class DiscoveredZone implements Action {
-  readonly type = ActionType.DiscoveredZone;
-
-  constructor(public payload: Zone) {}
-}
-
-export class DiscoveredHost implements Action {
-  readonly type = ActionType.DiscoveredHost;
-
-  constructor(public payload: Host) {}
-}
-
-export class DiscoveredPort implements Action {
-  readonly type = ActionType.DiscoveredPort;
-
-  constructor(public payload: Port) {}
-}
-
-export class DiscoveredService implements Action {
-  readonly type = ActionType.DiscoveredService;
-  constructor(public payload: Service) {}
-}
-
-export type Actions =
-  | DiscoverZone
-  | DiscoverHost
-  | DiscoverPort
-  | DiscoverService
-  | DiscoveryStart
-  | DiscoveryStop
-  | DiscoveredZone
-  | DiscoveredHost
-  | DiscoveredPort
-  | DiscoveredService
-;
diff --git a/@overflow/discovery/store/discover/discover.effect.spec.ts b/@overflow/discovery/store/discover/discover.effect.spec.ts
deleted file mode 100644
index f868840..0000000
--- a/@overflow/discovery/store/discover/discover.effect.spec.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { TestBed, inject } from '@angular/core/testing';
-
-import { Effects } from './discover.effect';
-
-describe('Discover.Effects', () => {
-  beforeEach(() => {
-    TestBed.configureTestingModule({
-      providers: [Effects]
-    });
-  });
-
-  it('should be created', inject([Effects], (effects: Effects) => {
-    expect(effects).toBeTruthy();
-  }));
-});
diff --git a/@overflow/discovery/store/discover/discover.effect.ts b/@overflow/discovery/store/discover/discover.effect.ts
deleted file mode 100644
index 92b1448..0000000
--- a/@overflow/discovery/store/discover/discover.effect.ts
+++ /dev/null
@@ -1,66 +0,0 @@
-import { Injectable } from '@angular/core';
-import { Router } from '@angular/router';
-
-import { Effect, Actions, ofType } from '@ngrx/effects';
-import { Action } from '@ngrx/store';
-
-import { Observable } from 'rxjs/Observable';
-import { of } from 'rxjs/observable/of';
-
-import 'rxjs/add/operator/catch';
-import 'rxjs/add/operator/do';
-import 'rxjs/add/operator/exhaustMap';
-import 'rxjs/add/operator/switchMap';
-import 'rxjs/add/operator/map';
-import 'rxjs/add/operator/take';
-
-import {
-  DiscoverZone,
-  DiscoverHost,
-  DiscoverPort,
-  DiscoverService,
-  ActionType
-} from './discover.action';
-import {DiscoveryService} from '../../service/discovery.service';
-
-
-@Injectable()
-export class Effects {
-
-  constructor(private actions$: Actions,
-              private discoveryService: DiscoveryService,
-              private router: Router) {
-  }
-
-  @Effect({ dispatch: false })
-  discoveryZone$ = this.actions$
-    .ofType(ActionType.DiscoverZone)
-    .map((action: DiscoverZone) => action.payload)
-    .do(payload => {
-      this.discoveryService.discoverZone(payload.probeID, payload.discoverZone);
-    });
-
-  @Effect({ dispatch: false })
-  discoveryHost$ = this.actions$
-    .ofType(ActionType.DiscoverHost)
-    .map((action: DiscoverHost) => action.payload)
-    .do(payload => {
-      this.discoveryService.discoverHost(payload.probeID, payload.zone, payload.discoverHost);
-    });
-
-  @Effect({ dispatch: false })
-  discoveryPort$ = this.actions$
-    .ofType(ActionType.DiscoverPort)
-    .map((action: DiscoverPort) => action.payload)
-    .do(payload => {
-      this.discoveryService.discoverPort(payload.probeID, payload.host, payload.discoverPort);
-    });
-
-  @Effect({ dispatch: false })
-  discoveryService$ = this.actions$
-    .ofType(ActionType.DiscoverService)
-    .map((action: DiscoverService) => action.payload)
-    .do(payload => {
-      this.discoveryService.discoverService(payload.probeID, payload.port, payload.discoverService);
-    });
-}
diff --git a/@overflow/discovery/store/discover/discover.reducer.ts b/@overflow/discovery/store/discover/discover.reducer.ts
deleted file mode 100644
index 5da1790..0000000
--- a/@overflow/discovery/store/discover/discover.reducer.ts
+++ /dev/null
@@ -1,227 +0,0 @@
-import {
-  Actions,
-  ActionType,
-} from './discover.action';
-
-import {
-  State,
-  initialState,
-} from './discover.state';
-
-import {
-  Zone,
-  Host,
-  Port,
-  Service,
-} from '@overflow/commons-typescript/model/discovery';
-
-// import * as _ 'lodash';
-
-export function reducer(state = initialState, action: Actions): State {
-  switch (action.type) {
-    case ActionType.DiscoveryStart: {
-
-      return {
-        ...state,
-        isStart: true
-      };
-    }
-    case ActionType.DiscoveryStop: {
-      return {
-        ...state,
-        isEnd: true
-      };
-    }
-    case ActionType.DiscoveredZone: {
-      const zone: Zone = <Zone>action.payload;
-      const zones: Map<string, Zone> = null === state.zones ? new Map() : state.zones;
-
-      zones.set(zone.network, zone);
-
-      const newZones: Map<string, Zone> = new Map();
-
-      zones.forEach(function(value, key) {
-        newZones.set(key, value);
-      });
-
-      return {
-        ...state,
-        zones : newZones,
-      };
-    }
-
-    case ActionType.DiscoveredHost: {
-      const host: Host = <Host>action.payload;
-      let zone = null;
-
-      let zones: Map<string, Zone> = state.zones;
-
-      if (zones === undefined || zones === null) {
-        zones = new Map();
-        zone = host.zone;
-        // zones.set(zone.network, zone);
-      } else {
-        zone = zones.get(host.zone.network);
-      }
-
-      if (undefined === zone) {
-        // console.error(`Discovery.discoveredHost: Zone[${host.zone.network}] is not exist`);
-        zone = new Map();
-      }
-      if (null === zone.hosts || undefined === zone.hosts) {
-        zone.hosts = new Map();
-        zone.hosts.set(host.ipv4, host);
-      } else {
-        if (zone.hosts.has(host.ipv4) === false) {
-          zone.hosts.set(host.ipv4, host);
-        }
-      }
-
-      zones.set(zone.network, zone);
-
-      const newZones: Map<string, Zone> = new Map();
-
-      zones.forEach(function(value, key) {
-        newZones.set(key, value);
-      });
-
-      return {
-        ...state,
-        zones: newZones
-      };
-    }
-
-    case ActionType.DiscoveredPort: {
-      const port: Port = <Port>action.payload;
-      let zone = state.zones.get(port.host.zone.network);
-
-      let zones: Map<string, Zone> = state.zones;
-
-      if (zones === undefined || zones === null) {
-        zones = new Map();
-      }
-
-      if (zone === undefined || zone === null) {
-        zone = port.host.zone;
-      }
-
-      // if (undefined === zone) {
-      //   console.error(`Discovery.DiscoveredPort: Zone[${port.host.zone.network}] is not exist`);
-      // }
-
-      // if (null === zone.hosts || undefined === zone.hosts.get(port.host.ip)) {
-      //   console.error(`Discovery.DiscoveredPort: Host[${port.host.ip}] is not exist`);
-      //   return state;
-      // }
-
-      if (zone.hosts === undefined || zone.hosts === null) {
-          zone.hosts = new Map();
-      }
-      let host: Host = null;
-      host = zone.hosts.get(port.host.ipv4);
-
-      if (host === undefined || host === null) {
-        host = port.host;
-      }
-
-      if (null === host.ports || undefined === host.ports) {
-        host.ports = new Map();
-        host.ports.set(port.portNumber, port);
-      } else {
-        if (host.ports.has(port.portNumber) === false) {
-          host.ports.set(port.portNumber, port);
-        }
-      }
-
-      zone.hosts.set(host.ipv4, host);
-      zones.set(zone.network, zone);
-
-      const newZones: Map<string, Zone> = new Map();
-
-      zones.forEach(function(value, key) {
-        newZones.set(key, value);
-      });
-
-      return {
-        ...state,
-        zones: newZones
-      };
-
-    }
-
-    case ActionType.DiscoveredService: {
-      const service: Service = <Service>action.payload;
-      let zone = state.zones.get(service.port.host.zone.network);
-
-      let zones: Map<string, Zone> = state.zones;
-
-      if (zones === undefined || zones === null) {
-        zones = new Map();
-      }
-
-      if (zone === undefined || zone === null) {
-        zone = service.port.host.zone;
-      }
-
-      if (zone.hosts === undefined || zone.hosts === null) {
-        zone.hosts = new Map();
-      }
-
-      // if (undefined === zone) {
-      //   console.error(`Discovery.DiscoveredService: Zone[${service.port.host.zone.network}] is not exist`);
-      // }
-      // if (null === zone.hosts || undefined === zone.hosts.get(service.port.host.ip)) {
-      //   console.error(`Discovery.DiscoveredPort: Host[${service.port.host.ip}] is not exist`);
-      // }
-      let host: Host = null;
-      host = zone.hosts.get(service.port.host.ipv4);
-
-      if (host === undefined || host === null) {
-        zone.hosts.set(service.port.host.ipv4, service.port.host);
-        host = service.port.host;
-      }
-
-      if (undefined === host.ports || null === host.ports) {
-        host.ports = new Map();
-        host.ports.set(service.port.portNumber, service.port);
-      }
-
-      let port: Port = null;
-      port = host.ports.get(service.port.portNumber);
-
-      if (undefined === port || null === port) {
-        port = service.port;
-      }
-
-      if ( undefined === port.services || null === port.services) {
-        port.services = new Map();
-      }
-      port.services.set(service.serviceName, service);
-
-      host.ports.set(service.port.portNumber, port);
-      zone.hosts.set(host.ipv4, host);
-      zones.set(zone.network, zone);
-
-      const newZones: Map<string, Zone> = new Map();
-
-      zones.forEach(function(value, key) {
-        newZones.set(key, value);
-      });
-
-      return {
-        ...state,
-        zones: newZones
-      };
-    }
-
-    default: {
-      return state;
-    }
-  }
-}
-
-
-// function checkZone(state, pZone: Zone) :  {
-
-
-// }
diff --git a/@overflow/discovery/store/discover/discover.state.ts b/@overflow/discovery/store/discover/discover.state.ts
deleted file mode 100644
index 18a5d42..0000000
--- a/@overflow/discovery/store/discover/discover.state.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import { Zone } from '@overflow/commons-typescript/model/discovery';
-
-export interface State {
-  error: RPCClientError | null;
-  processing: boolean;
-  zones: Map<string, Zone> | null;
-  isReq: boolean;
-  isStart: boolean;
-  isEnd: boolean;
-}
-
-export const initialState: State = {
-  error: null,
-  processing: false,
-  zones: null,
-  isReq: false,
-  isStart: false,
-  isEnd: false
-};
-
diff --git a/@overflow/discovery/store/discover/index.ts b/@overflow/discovery/store/discover/index.ts
deleted file mode 100644
index cdd131c..0000000
--- a/@overflow/discovery/store/discover/index.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-export * from './discover.action';
-export * from './discover.reducer';
-export * from './discover.state';
-export * from './discover.effect';
diff --git a/@overflow/discovery/store/index.ts b/@overflow/discovery/store/index.ts
deleted file mode 100644
index 6f6a789..0000000
--- a/@overflow/discovery/store/index.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-import {
-  createSelector,
-  createFeatureSelector,
-  ActionReducerMap,
-  Selector,
-} from '@ngrx/store';
-
-import { StateSelector } from '@overflow/core/ngrx/store';
-
-import { MODULE } from '../discovery.constant';
-
-
-import * as DiscoverStore from './discover';
-import * as SettingStore from './setting';
-
-
-export interface State {
-  discover: DiscoverStore.State;
-  setting: SettingStore.State;
-}
-
-export const REDUCERS = {
-  discover: DiscoverStore.reducer,
-  setting: SettingStore.reducer,
-};
-
-export const EFFECTS = [
-  SettingStore.Effects,
-  DiscoverStore.Effects,
-];
-
-export const selectDiscoveryState = createFeatureSelector<State>(MODULE.name);
-
-export const DiscoverSelector = new StateSelector<DiscoverStore.State>(createSelector(
-  selectDiscoveryState,
-  (state: State) => state.discover
-));
-
-export const SettingSelector = new StateSelector<SettingStore.State>(createSelector(
-  selectDiscoveryState,
-  (state: State) => state.setting
-));
diff --git a/@overflow/discovery/store/regist/index.ts b/@overflow/discovery/store/regist/index.ts
deleted file mode 100644
index f6da3fb..0000000
--- a/@overflow/discovery/store/regist/index.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-export * from './regist.action';
-export * from './regist.effect';
-export * from './regist.reducer';
-export * from './regist.state';
diff --git a/@overflow/discovery/store/regist/regist.action.ts b/@overflow/discovery/store/regist/regist.action.ts
deleted file mode 100644
index 48d3fc4..0000000
--- a/@overflow/discovery/store/regist/regist.action.ts
+++ /dev/null
@@ -1,45 +0,0 @@
-import { Action } from '@ngrx/store';
-
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import {
-  Zone,
-  Host,
-  Port,
-  Service,
-  DiscoverZone as MDDiscoverZone,
-  DiscoverHost as MDDiscoverHost,
-  DiscoverPort as MDDiscoverPort,
-  DiscoverService as MDiscoverService,
-} from '@overflow/commons-typescript/model/discovery';
-import { Probe } from '@overflow/commons-typescript/model/probe';
-
- export enum ActionType {
-  SaveAllTarget = '[@@REGIST] TargetDiscoveryService.saveAllTarget',
-  SaveAllTargetSuccess = '[@@REGIST] TargetDiscoveryService.SaveAllTargetSuccess',
-  SaveAllTargetFailure = '[@@REGIST] TargetDiscoveryService.SaveAllTargetFailure',
-}
-
-export class DiscoverySaveAllTarget implements Action {
-  readonly type = ActionType.SaveAllTarget;
-
-  constructor(public payload: {hosts: Host[], probe: Probe}) {}
-}
-
-export class DiscoverySaveAllTargetSuccess implements Action {
-  readonly type = ActionType.SaveAllTargetSuccess;
-
-  constructor(public payload: Boolean) {}
-}
-
-export class DiscoverySaveAllTargetFailure implements Action {
-  readonly type = ActionType.SaveAllTargetFailure;
-
-  constructor(public payload: RPCClientError) {}
-}
-
-export type Actions =
-  | DiscoverySaveAllTarget
-  | DiscoverySaveAllTargetSuccess
-  | DiscoverySaveAllTargetFailure
-;
diff --git a/@overflow/discovery/store/regist/regist.effect.spec.ts b/@overflow/discovery/store/regist/regist.effect.spec.ts
deleted file mode 100644
index 2b298f3..0000000
--- a/@overflow/discovery/store/regist/regist.effect.spec.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { TestBed, inject } from '@angular/core/testing';
-
-import { Effects } from './regist.effect';
-
-describe('Regist.Effects', () => {
-  beforeEach(() => {
-    TestBed.configureTestingModule({
-      providers: [Effects]
-    });
-  });
-
-  it('should be created', inject([Effects], (effects: Effects) => {
-    expect(effects).toBeTruthy();
-  }));
-});
diff --git a/@overflow/discovery/store/regist/regist.effect.ts b/@overflow/discovery/store/regist/regist.effect.ts
deleted file mode 100644
index 8d2c169..0000000
--- a/@overflow/discovery/store/regist/regist.effect.ts
+++ /dev/null
@@ -1,51 +0,0 @@
-import { Injectable } from '@angular/core';
-import { Router } from '@angular/router';
-
-import { Effect, Actions, ofType } from '@ngrx/effects';
-import { Action } from '@ngrx/store';
-
-import { Observable } from 'rxjs/Observable';
-import { of } from 'rxjs/observable/of';
-
-import 'rxjs/add/operator/catch';
-import 'rxjs/add/operator/do';
-import 'rxjs/add/operator/exhaustMap';
-import 'rxjs/add/operator/switchMap';
-import 'rxjs/add/operator/map';
-import 'rxjs/add/operator/take';
-
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-import { TargetDiscoveryService } from '../../service/target-discovery.service';
-
-import {
-  DiscoverySaveAllTarget,
-  DiscoverySaveAllTargetSuccess,
-  DiscoverySaveAllTargetFailure,
-  ActionType
-} from './regist.action';
-
-@Injectable()
-export class Effects {
-
-  constructor(
-    private actions$: Actions,
-    private targetDiscoveryService: TargetDiscoveryService,
-    private router: Router
-  ) { }
-
-  @Effect()
-  saveAllTargetResult$: Observable<Action> = this.actions$
-  .ofType(ActionType.SaveAllTarget)
-  .map((action: DiscoverySaveAllTarget) => action.payload)
-  .switchMap(payload => this.targetDiscoveryService.saveAllTarget(payload.hosts, payload.probe))
-  .map(result => {
-    return new DiscoverySaveAllTargetSuccess(result);
-  })
-  .catch((error: RPCClientError) => {
-    console.log(error.response.message);
-    return of(new DiscoverySaveAllTargetFailure(error));
-  });
-
-}
diff --git a/@overflow/discovery/store/regist/regist.reducer.ts b/@overflow/discovery/store/regist/regist.reducer.ts
deleted file mode 100644
index 3e34b2f..0000000
--- a/@overflow/discovery/store/regist/regist.reducer.ts
+++ /dev/null
@@ -1,45 +0,0 @@
-import {
-  Actions,
-  ActionType,
-} from './regist.action';
-
-import {
-  State,
-  initialState,
-} from './regist.state';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-
-export function reducer(state = initialState, action: Actions): State {
-  switch (action.type) {
-    case ActionType.SaveAllTarget: {
-      return {
-        ...state,
-        error: null,
-        isPending: true,
-      };
-    }
-
-    case ActionType.SaveAllTargetSuccess: {
-      return {
-        ...state,
-        error: null,
-        isPending: false,
-        isSuccess: action.payload,
-      };
-    }
-
-    case ActionType.SaveAllTargetFailure: {
-      return {
-        ...state,
-        error: action.payload,
-        isPending: false,
-        isSuccess: null,
-      };
-    }
-
-    default: {
-      return state;
-    }
-  }
-}
diff --git a/@overflow/discovery/store/regist/regist.state.ts b/@overflow/discovery/store/regist/regist.state.ts
deleted file mode 100644
index b1f440a..0000000
--- a/@overflow/discovery/store/regist/regist.state.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-
-export interface State {
-  error: RPCClientError | null;
-  isPending: boolean;
-  isSuccess: Boolean | null;
-}
-
-export const initialState: State = {
-  error: null,
-  isPending: false,
-  isSuccess: null,
-};
-
-export const getSuccess = (state: State) => state.isSuccess;
-
diff --git a/@overflow/discovery/store/setting/index.ts b/@overflow/discovery/store/setting/index.ts
deleted file mode 100644
index 1393479..0000000
--- a/@overflow/discovery/store/setting/index.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-export * from './setting.action';
-export * from './setting.effect';
-export * from './setting.reducer';
-export * from './setting.state';
diff --git a/@overflow/discovery/store/setting/setting.action.ts b/@overflow/discovery/store/setting/setting.action.ts
deleted file mode 100644
index 03559e7..0000000
--- a/@overflow/discovery/store/setting/setting.action.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-import { Action } from '@ngrx/store';
-
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-
-export enum ActionType {
-  Setting = '[discovery.setting] Setting',
-  SettingSuccess = '[discovery.setting] SettingSuccess',
-  SettingFailure = '[discovery.setting] SettingFailure',
-  SettingRedirect = '[discovery.setting] SettingRedirect',
-}
-
-export class Setting implements Action {
-  readonly type = ActionType.Setting;
-
-  constructor(public payload: DiscoveryStartInfo) {}
-}
-
-export class SettingSuccess implements Action {
-  readonly type = ActionType.SettingSuccess;
-
-  constructor(public payload: DiscoveryStartInfo) {}
-}
-
-export class SettingFailure implements Action {
-  readonly type = ActionType.SettingFailure;
-
-  constructor(public payload: RPCClientError) {}
-}
-
-export class SettingRedirect implements Action {
-  readonly type = ActionType.SettingRedirect;
-}
-
-
-export type Actions =
-  | Setting
-  | SettingSuccess
-  | SettingFailure
-  | SettingRedirect
-;
diff --git a/@overflow/discovery/store/setting/setting.effect.spec.ts b/@overflow/discovery/store/setting/setting.effect.spec.ts
deleted file mode 100644
index cbfff71..0000000
--- a/@overflow/discovery/store/setting/setting.effect.spec.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { TestBed, inject } from '@angular/core/testing';
-
-import { Effects } from './setting.effect';
-
-describe('Auth.Effects', () => {
-  beforeEach(() => {
-    TestBed.configureTestingModule({
-      providers: [Effects]
-    });
-  });
-
-  it('should be created', inject([Effects], (effects: Effects) => {
-    expect(effects).toBeTruthy();
-  }));
-});
diff --git a/@overflow/discovery/store/setting/setting.effect.ts b/@overflow/discovery/store/setting/setting.effect.ts
deleted file mode 100644
index ee49794..0000000
--- a/@overflow/discovery/store/setting/setting.effect.ts
+++ /dev/null
@@ -1,51 +0,0 @@
-import { Injectable } from '@angular/core';
-import { Router } from '@angular/router';
-
-import { Effect, Actions, ofType } from '@ngrx/effects';
-import { Action } from '@ngrx/store';
-
-import { Observable } from 'rxjs/Observable';
-import { of } from 'rxjs/observable/of';
-
-import 'rxjs/add/operator/catch';
-import 'rxjs/add/operator/do';
-import 'rxjs/add/operator/exhaustMap';
-import 'rxjs/add/operator/switchMap';
-import 'rxjs/add/operator/map';
-import 'rxjs/add/operator/take';
-
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-import { DiscoveryService } from '../../service/discovery.service';
-
-import {
-  Setting,
-  SettingSuccess,
-  SettingFailure,
-  ActionType,
-} from './setting.action';
-
-@Injectable()
-export class Effects {
-
-  constructor(
-    private actions$: Actions,
-    private discoveryService: DiscoveryService,
-    private router: Router
-  ) { }
-
-  // @Effect()
-  // startDiscovery$: Observable<Action> = this.actions$
-  // .ofType(ActionType.Setting)
-  // .map((action: Setting) => action.payload)
-  // .switchMap(payload => this.discoveryService.start(payload))
-  // .map(discoveryStartInfo => {
-  //   return new SettingSuccess(discoveryStartInfo);
-  // })
-  // .catch((error: RPCClientError) => {
-  //   console.log(error.response.message);
-  //   return of(new SettingFailure(error));
-  // });
-
-}
diff --git a/@overflow/discovery/store/setting/setting.reducer.ts b/@overflow/discovery/store/setting/setting.reducer.ts
deleted file mode 100644
index 6a62cf5..0000000
--- a/@overflow/discovery/store/setting/setting.reducer.ts
+++ /dev/null
@@ -1,48 +0,0 @@
-import {
-  Actions,
-  ActionType,
-  Setting,
-} from './setting.action';
-
-import {
-  State,
-  initialState,
-} from './setting.state';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-
-export function reducer(state = initialState, action: Actions): State {
-  switch (action.type) {
-    case ActionType.Setting: {
-      return {
-        ...state,
-        error: null,
-        isPending: true,
-      };
-    }
-
-    case ActionType.SettingSuccess: {
-      return {
-        ...state,
-        isStart: true,
-        error: null,
-        isPending: false,
-        discoveryStartInfo: action.payload,
-      };
-    }
-
-    case ActionType.SettingFailure: {
-      return {
-        ...state,
-        isStart: false,
-        error: action.payload,
-        isPending: false,
-        discoveryStartInfo: null,
-      };
-    }
-
-    default: {
-      return state;
-    }
-  }
-}
diff --git a/@overflow/discovery/store/setting/setting.state.ts b/@overflow/discovery/store/setting/setting.state.ts
deleted file mode 100644
index 9514352..0000000
--- a/@overflow/discovery/store/setting/setting.state.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-import { RPCClientError } from '@loafer/ng-rpc';
-
-import { DiscoveryStartInfo } from '@overflow/commons-typescript/model/discovery';
-
-export interface State {
-  isStart: boolean;
-  error: RPCClientError | null;
-  isPending: boolean;
-  discoveryStartInfo: DiscoveryStartInfo | null;
-}
-
-export const initialState: State = {
-  isStart: false,
-  error: null,
-  isPending: false,
-  discoveryStartInfo: null,
-};
-
-export const isStart = (state: State) => state.isStart;
-export const getDiscoveryStartInfo = (state: State) => state.discoveryStartInfo;
-export const getError = (state: State) => state.error;
-export const isPending = (state: State) => state.isPending;
diff --git a/@overflow/discovery/subscriber/discovery.subscriber.ts b/@overflow/discovery/subscriber/discovery.subscriber.ts
index c4157e7..1bbfe33 100644
--- a/@overflow/discovery/subscriber/discovery.subscriber.ts
+++ b/@overflow/discovery/subscriber/discovery.subscriber.ts
@@ -5,9 +5,6 @@ import { catchError, exhaustMap, map, tap } from 'rxjs/operators';
 import { RPCSubscriber } from '@loafer/ng-rpc';
 import { LoggerService } from '@loafer/ng-logger';
 
-import { DiscoverSelector } from '../store';
-import * as DiscoverStore from '../store/discover';
-
 import {
   Zone,
   Host,