diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-side.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-side.component.scss
index b18d9127..11d2743e 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-side.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-side.component.scss
@@ -2,3 +2,16 @@
 ::ng-deep .mat-tab-label-active {
   min-width: 0 !important;
 }
+
+::ng-deep .mat-tab-body-wrapper,
+::ng-deep .mat-tab-body {
+  height: 100%;
+}
+
+.container {
+  height: 100%;
+
+  mat-tab-group {
+    height: 100%;
+  }
+}
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html
index b38e440d..a9a0e988 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html
@@ -1,3 +1,9 @@
-<ucap-organization-tree
-  [oraganizationList]="departmentInfoList$ | async"
-></ucap-organization-tree>
+<div class="oraganization-tab" fxLayout="column">
+  <div class="oraganization-tab-tree" fxFlex="50" style="overflow: scroll">
+    <ucap-organization-tree
+      [oraganizationList]="departmentInfoList$ | async"
+      (selected)="onSelectedOrganization($event)"
+    ></ucap-organization-tree>
+  </div>
+  <div fxFlex="50">dddd</div>
+</div>
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.scss
index e69de29b..4928b943 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.scss
@@ -0,0 +1,7 @@
+.oraganization-tab {
+  height: 100%;
+
+  .oraganization-tab-tree {
+    overflow: scroll;
+  }
+}
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts
index 52b82887..ca13e3db 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts
@@ -1,11 +1,18 @@
 import { Component, OnInit } from '@angular/core';
 import { ucapAnimations } from '@ucap-webmessenger/ui';
 import { Observable } from 'rxjs';
-import { DeptInfo } from '@ucap-webmessenger/protocol-query';
+import {
+  DeptInfo,
+  QueryProtocolService,
+  DeptSearchType
+} from '@ucap-webmessenger/protocol-query';
 import { Store, select } from '@ngrx/store';
 import { NGXLogger } from 'ngx-logger';
 
 import * as AppStore from '@app/store';
+import { SessionStorageService } from '@ucap-webmessenger/web-storage';
+import { LoginInfo, KEY_LOGIN_INFO } from '@app/types';
+import { take, map } from 'rxjs/operators';
 
 @Component({
   selector: 'app-layout-chat-left-sidenav-organization',
@@ -16,11 +23,40 @@ import * as AppStore from '@app/store';
 export class OrganizationComponent implements OnInit {
   departmentInfoList$: Observable<DeptInfo[]>;
 
-  constructor(private store: Store<any>, private logger: NGXLogger) {}
+  constructor(
+    private store: Store<any>,
+    private queryProtocolService: QueryProtocolService,
+    private sessionStorageService: SessionStorageService,
+    private logger: NGXLogger
+  ) {}
 
   ngOnInit() {
     this.departmentInfoList$ = this.store.pipe(
       select(AppStore.MessengerSelector.QuerySelector.departmentInfoList)
     );
   }
+
+  onSelectedOrganization(deptInfo: DeptInfo) {
+    const loginInfo = this.sessionStorageService.get<LoginInfo>(KEY_LOGIN_INFO);
+
+    // this.store
+    //   .pipe(
+    //     take(1),
+    //     select(AppStore.AccountSelector.AuthenticationSelector.loginRes),
+    //     map(loginRes => {
+
+    //       this.queryProtocolService.deptUser({
+    //         divCd: 'ORG',
+    //         companyCode: loginInfo.companyCode,
+    //         seq: deptInfo.seq,
+    //         search: '',
+    //         searchRange: DeptSearchType.All,
+    //         senderCompanyCode: loginInfo.companyCode,
+    //         senderEmployeeType: loginRes.
+    // });
+
+    //     })
+    //   )
+    //   .subscribe();
+  }
 }
diff --git a/projects/ucap-webmessenger-protocol-authentication/src/lib/models/fmc.ts b/projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/fmc.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-authentication/src/lib/models/fmc.ts
rename to projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/fmc.ts
diff --git a/projects/ucap-webmessenger-protocol-authentication/src/lib/models/login.ts b/projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/login.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-authentication/src/lib/models/login.ts
rename to projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/login.ts
diff --git a/projects/ucap-webmessenger-protocol-authentication/src/lib/models/logout-remote.ts b/projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/logout-remote.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-authentication/src/lib/models/logout-remote.ts
rename to projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/logout-remote.ts
diff --git a/projects/ucap-webmessenger-protocol-authentication/src/lib/models/logout.ts b/projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/logout.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-authentication/src/lib/models/logout.ts
rename to projects/ucap-webmessenger-protocol-authentication/src/lib/protocols/logout.ts
diff --git a/projects/ucap-webmessenger-protocol-authentication/src/lib/services/authentication-protocol.service.ts b/projects/ucap-webmessenger-protocol-authentication/src/lib/services/authentication-protocol.service.ts
index 57810761..1be94a84 100644
--- a/projects/ucap-webmessenger-protocol-authentication/src/lib/services/authentication-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-authentication/src/lib/services/authentication-protocol.service.ts
@@ -9,7 +9,7 @@ import {
   LoginResponse,
   encodeLogin,
   decodeLogin
-} from '../models/login';
+} from '../protocols/login';
 import {
   SVC_TYPE_LOGIN,
   SSVC_TYPE_LOGIN_REQ,
@@ -22,13 +22,13 @@ import {
   LogoutResponse,
   encodeLogout,
   decodeLogout
-} from '../models/logout';
+} from '../protocols/logout';
 import {
   encodeLogoutRemote,
   decodeLogoutRemote,
   LogoutRemoteRequest,
   LogoutRemoteResponse
-} from '../models/logout-remote';
+} from '../protocols/logout-remote';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-authentication/src/public-api.ts b/projects/ucap-webmessenger-protocol-authentication/src/public-api.ts
index ea35d110..5c86ea82 100644
--- a/projects/ucap-webmessenger-protocol-authentication/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-authentication/src/public-api.ts
@@ -2,10 +2,10 @@
  * Public API Surface of ucap-webmessenger-protocol-authentication
  */
 
-export * from './lib/models/fmc';
-export * from './lib/models/login';
-export * from './lib/models/logout';
-export * from './lib/models/logout-remote';
+export * from './lib/protocols/fmc';
+export * from './lib/protocols/login';
+export * from './lib/protocols/logout';
+export * from './lib/protocols/logout-remote';
 
 export * from './lib/services/authentication-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-buddy/src/lib/models/add.ts b/projects/ucap-webmessenger-protocol-buddy/src/lib/protocols/add.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-buddy/src/lib/models/add.ts
rename to projects/ucap-webmessenger-protocol-buddy/src/lib/protocols/add.ts
diff --git a/projects/ucap-webmessenger-protocol-buddy/src/lib/models/del.ts b/projects/ucap-webmessenger-protocol-buddy/src/lib/protocols/del.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-buddy/src/lib/models/del.ts
rename to projects/ucap-webmessenger-protocol-buddy/src/lib/protocols/del.ts
diff --git a/projects/ucap-webmessenger-protocol-buddy/src/lib/models/update.ts b/projects/ucap-webmessenger-protocol-buddy/src/lib/protocols/update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-buddy/src/lib/models/update.ts
rename to projects/ucap-webmessenger-protocol-buddy/src/lib/protocols/update.ts
diff --git a/projects/ucap-webmessenger-protocol-buddy/src/lib/services/buddy-protocol.service.ts b/projects/ucap-webmessenger-protocol-buddy/src/lib/services/buddy-protocol.service.ts
index 90fe5d0e..dc303f13 100644
--- a/projects/ucap-webmessenger-protocol-buddy/src/lib/services/buddy-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-buddy/src/lib/services/buddy-protocol.service.ts
@@ -12,14 +12,24 @@ import {
   SSVC_TYPE_BUDDY_UPD_REQ
 } from '../types/service';
 
-import { AddRequest, encodeAdd, decodeAdd, AddResponse } from '../models/add';
-import { DelRequest, encodeDel, decodeDel, DelResponse } from '../models/del';
+import {
+  AddRequest,
+  encodeAdd,
+  decodeAdd,
+  AddResponse
+} from '../protocols/add';
+import {
+  DelRequest,
+  encodeDel,
+  decodeDel,
+  DelResponse
+} from '../protocols/del';
 import {
   UpdateRequest,
   decodeUpdate,
   encodeUpdate,
   UpdateResponse
-} from '../models/update';
+} from '../protocols/update';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-buddy/src/public-api.ts b/projects/ucap-webmessenger-protocol-buddy/src/public-api.ts
index 826985ea..bbf93a45 100644
--- a/projects/ucap-webmessenger-protocol-buddy/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-buddy/src/public-api.ts
@@ -1,9 +1,9 @@
 /*
  * Public API Surface of ucap-webmessenger-protocol-buddy
  */
-export * from './lib/models/add';
-export * from './lib/models/del';
-export * from './lib/models/update';
+export * from './lib/protocols/add';
+export * from './lib/protocols/del';
+export * from './lib/protocols/update';
 
 export * from './lib/services/buddy-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/models/info.ts b/projects/ucap-webmessenger-protocol-event/src/lib/models/info.ts
index 6e26e8c7..df8727f4 100644
--- a/projects/ucap-webmessenger-protocol-event/src/lib/models/info.ts
+++ b/projects/ucap-webmessenger-protocol-event/src/lib/models/info.ts
@@ -1,24 +1,5 @@
-import {
-  ProtocolRequest,
-  ProtocolResponse,
-  ProtocolEncoder,
-  PacketBody,
-  ProtocolDecoder,
-  ProtocolMessage,
-  ProtocolStream,
-  PacketBodyValue
-} from '@ucap-webmessenger/protocol';
 import { EventType } from '../types/event.type';
 
-export interface InfoRequest extends ProtocolRequest {
-  // 대화방SEQ(s)
-  roomSeq: string;
-  // 기준이벤트SEQ(n)
-  baseSeq: number;
-  // 요청이벤트개수(n)
-  requestCount: number;
-}
-
 export interface Info {
   // 이벤트SEQ
   seq: number;
@@ -33,64 +14,3 @@ export interface Info {
   // 수신자수
   receiverCount: number;
 }
-
-export interface InfoData extends ProtocolStream {
-  // 대화방SEQ(s)
-  roomSeq: string;
-  infoList: Info[];
-}
-
-export interface InfoResponse extends ProtocolResponse {
-  // 대화방SEQ(s)
-  roomSeq: string;
-  // 기준이벤트SEQ(n)
-  baseSeq: number;
-  // 유효한파일기준이벤트SEQ(n)
-  validFileBaseSeq: number;
-  // 이벤트정보 개수(n)
-  count: number;
-}
-
-export const encodeInfo: ProtocolEncoder<InfoRequest> = (req: InfoRequest) => {
-  const bodyList: PacketBody[] = [];
-
-  bodyList.push(
-    { type: PacketBodyValue.String, value: req.roomSeq },
-    { type: PacketBodyValue.Integer, value: req.baseSeq },
-    { type: PacketBodyValue.Integer, value: req.requestCount }
-  );
-
-  return bodyList;
-};
-
-export const decodeInfoData: ProtocolDecoder<InfoData> = (
-  message: ProtocolMessage
-) => {
-  const infoList: Info[] = [];
-  for (let i = 1; i < message.bodyList.length; ) {
-    infoList.push({
-      seq: message.bodyList[0],
-      type: message.bodyList[1],
-      senderSeq: message.bodyList[2],
-      sendDate: message.bodyList[3],
-      sentMessage: message.bodyList[4],
-      receiverCount: message.bodyList[5]
-    });
-  }
-
-  return {
-    roomSeq: message.bodyList[0],
-    infoList
-  } as InfoData;
-};
-
-export const decodeInfo: ProtocolDecoder<InfoResponse> = (
-  message: ProtocolMessage
-) => {
-  return {
-    roomSeq: message.bodyList[0],
-    baseSeq: message.bodyList[1],
-    validFileBaseSeq: message.bodyList[2],
-    count: message.bodyList[3]
-  } as InfoResponse;
-};
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/models/cancel.ts b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/cancel.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-event/src/lib/models/cancel.ts
rename to projects/ucap-webmessenger-protocol-event/src/lib/protocols/cancel.ts
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/models/del.ts b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/del.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-event/src/lib/models/del.ts
rename to projects/ucap-webmessenger-protocol-event/src/lib/protocols/del.ts
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/protocols/info.ts b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/info.ts
new file mode 100644
index 00000000..ee829745
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/info.ts
@@ -0,0 +1,82 @@
+import {
+  ProtocolRequest,
+  ProtocolResponse,
+  ProtocolEncoder,
+  PacketBody,
+  ProtocolDecoder,
+  ProtocolMessage,
+  ProtocolStream,
+  PacketBodyValue
+} from '@ucap-webmessenger/protocol';
+import { EventType } from '../types/event.type';
+import { Info } from '../models/info';
+
+export interface InfoRequest extends ProtocolRequest {
+  // 대화방SEQ(s)
+  roomSeq: string;
+  // 기준이벤트SEQ(n)
+  baseSeq: number;
+  // 요청이벤트개수(n)
+  requestCount: number;
+}
+
+export interface InfoData extends ProtocolStream {
+  // 대화방SEQ(s)
+  roomSeq: string;
+  infoList: Info[];
+}
+
+export interface InfoResponse extends ProtocolResponse {
+  // 대화방SEQ(s)
+  roomSeq: string;
+  // 기준이벤트SEQ(n)
+  baseSeq: number;
+  // 유효한파일기준이벤트SEQ(n)
+  validFileBaseSeq: number;
+  // 이벤트정보 개수(n)
+  count: number;
+}
+
+export const encodeInfo: ProtocolEncoder<InfoRequest> = (req: InfoRequest) => {
+  const bodyList: PacketBody[] = [];
+
+  bodyList.push(
+    { type: PacketBodyValue.String, value: req.roomSeq },
+    { type: PacketBodyValue.Integer, value: req.baseSeq },
+    { type: PacketBodyValue.Integer, value: req.requestCount }
+  );
+
+  return bodyList;
+};
+
+export const decodeInfoData: ProtocolDecoder<InfoData> = (
+  message: ProtocolMessage
+) => {
+  const infoList: Info[] = [];
+  for (let i = 1; i < message.bodyList.length; ) {
+    infoList.push({
+      seq: message.bodyList[0],
+      type: message.bodyList[1],
+      senderSeq: message.bodyList[2],
+      sendDate: message.bodyList[3],
+      sentMessage: message.bodyList[4],
+      receiverCount: message.bodyList[5]
+    });
+  }
+
+  return {
+    roomSeq: message.bodyList[0],
+    infoList
+  } as InfoData;
+};
+
+export const decodeInfo: ProtocolDecoder<InfoResponse> = (
+  message: ProtocolMessage
+) => {
+  return {
+    roomSeq: message.bodyList[0],
+    baseSeq: message.bodyList[1],
+    validFileBaseSeq: message.bodyList[2],
+    count: message.bodyList[3]
+  } as InfoResponse;
+};
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/models/push.ts b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/push.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-event/src/lib/models/push.ts
rename to projects/ucap-webmessenger-protocol-event/src/lib/protocols/push.ts
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/models/read.ts b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/read.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-event/src/lib/models/read.ts
rename to projects/ucap-webmessenger-protocol-event/src/lib/protocols/read.ts
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/models/send.ts b/projects/ucap-webmessenger-protocol-event/src/lib/protocols/send.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-event/src/lib/models/send.ts
rename to projects/ucap-webmessenger-protocol-event/src/lib/protocols/send.ts
diff --git a/projects/ucap-webmessenger-protocol-event/src/lib/services/event-protocol.service.ts b/projects/ucap-webmessenger-protocol-event/src/lib/services/event-protocol.service.ts
index a16c5f19..6eded15c 100644
--- a/projects/ucap-webmessenger-protocol-event/src/lib/services/event-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-event/src/lib/services/event-protocol.service.ts
@@ -12,7 +12,7 @@ import {
   decodeInfo,
   decodeInfoData,
   InfoData
-} from '../models/info';
+} from '../protocols/info';
 import {
   SVC_TYPE_EVENT,
   SSVC_TYPE_EVENT_INFO_REQ,
@@ -29,14 +29,14 @@ import {
   SendResponse,
   decodeSend,
   encodeSend
-} from '../models/send';
-import { PushRequest, encodePush } from '../models/push';
+} from '../protocols/send';
+import { PushRequest, encodePush } from '../protocols/push';
 import {
   ReadResponse,
   ReadRequest,
   encodeRead,
   decodeRead
-} from '../models/read';
+} from '../protocols/read';
 import {
   DelRequest,
   DelResponse,
@@ -48,7 +48,7 @@ import {
   CancelResponse,
   encodeCancel,
   decodeCancel
-} from '../models/cancel';
+} from '../protocols/cancel';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-event/src/public-api.ts b/projects/ucap-webmessenger-protocol-event/src/public-api.ts
index edb73779..ff743256 100644
--- a/projects/ucap-webmessenger-protocol-event/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-event/src/public-api.ts
@@ -3,7 +3,9 @@
  */
 
 export * from './lib/models/info';
-export * from './lib/models/send';
+
+export * from './lib/protocols/info';
+export * from './lib/protocols/send';
 
 export * from './lib/services/event-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-file/src/lib/models/file-download-info.ts b/projects/ucap-webmessenger-protocol-file/src/lib/models/file-download-info.ts
new file mode 100644
index 00000000..b59e1bd5
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-file/src/lib/models/file-download-info.ts
@@ -0,0 +1,14 @@
+export interface FileDownloadInfo {
+  // 대화방SEQ
+  roomSeq: string;
+  // 파일SEQ
+  seq: number;
+  // 사용자SEQ
+  userSeq: number;
+  // 사용자명
+  userName: string;
+  // 다운로드일시
+  downloadDate: string;
+  // DownYN
+  isDownload: boolean;
+}
diff --git a/projects/ucap-webmessenger-protocol-file/src/lib/models/file-info.ts b/projects/ucap-webmessenger-protocol-file/src/lib/models/file-info.ts
new file mode 100644
index 00000000..94daf82b
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-file/src/lib/models/file-info.ts
@@ -0,0 +1,26 @@
+import { FileType } from '../types/file.type';
+
+export interface FileInfo {
+  // 대화방SEQ
+  roomSeq: string;
+  // 이벤트SEQ
+  eventSeq: number;
+  // 파일SEQ
+  seq: number;
+  // 송신자SEQ
+  senderSeq: number;
+  // 파일타입
+  type: FileType;
+  // 파일이름
+  name: string;
+  // 파일URL
+  url: string;
+  // 파일크기(byte)
+  size: number;
+  // 전송일시
+  sendDate: string;
+  // 수신완료자수
+  receivedUserCount: number;
+  // 수신자수
+  receiverCount: number;
+}
diff --git a/projects/ucap-webmessenger-protocol-file/src/lib/models/down-check.ts b/projects/ucap-webmessenger-protocol-file/src/lib/protocols/down-check.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-file/src/lib/models/down-check.ts
rename to projects/ucap-webmessenger-protocol-file/src/lib/protocols/down-check.ts
diff --git a/projects/ucap-webmessenger-protocol-file/src/lib/models/info.ts b/projects/ucap-webmessenger-protocol-file/src/lib/protocols/info.ts
similarity index 78%
rename from projects/ucap-webmessenger-protocol-file/src/lib/models/info.ts
rename to projects/ucap-webmessenger-protocol-file/src/lib/protocols/info.ts
index c2da7dfa..9bf26e9a 100644
--- a/projects/ucap-webmessenger-protocol-file/src/lib/models/info.ts
+++ b/projects/ucap-webmessenger-protocol-file/src/lib/protocols/info.ts
@@ -10,6 +10,8 @@ import {
   ProtocolStream
 } from '@ucap-webmessenger/protocol';
 import { FileType } from '../types/file.type';
+import { FileInfo } from '../models/file-info';
+import { FileDownloadInfo } from '../models/file-download-info';
 
 export interface InfoRequest extends ProtocolRequest {
   // 대화방SEQ(s)
@@ -18,51 +20,11 @@ export interface InfoRequest extends ProtocolRequest {
   type: FileType;
 }
 
-export interface FileInfo {
-  // 대화방SEQ
-  roomSeq: string;
-  // 이벤트SEQ
-  eventSeq: number;
-  // 파일SEQ
-  seq: number;
-  // 송신자SEQ
-  senderSeq: number;
-  // 파일타입
-  type: FileType;
-  // 파일이름
-  name: string;
-  // 파일URL
-  url: string;
-  // 파일크기(byte)
-  size: number;
-  // 전송일시
-  sendDate: string;
-  // 수신완료자수
-  receivedUserCount: number;
-  // 수신자수
-  receiverCount: number;
-}
-
 export interface InfoData extends ProtocolStream {
   // { 대화방파일정보 }...
   fileInfos: FileInfo[];
 }
 
-export interface FileDownloadInfo {
-  // 대화방SEQ
-  roomSeq: string;
-  // 파일SEQ
-  seq: number;
-  // 사용자SEQ
-  userSeq: number;
-  // 사용자명
-  userName: string;
-  // 다운로드일시
-  downloadDate: string;
-  // DownYN
-  isDownload: boolean;
-}
-
 export interface InfoCheckData extends ProtocolStream {
   // { 파일다운로드정보 }...
   fileDownloadInfos: FileDownloadInfo[];
diff --git a/projects/ucap-webmessenger-protocol-file/src/lib/services/file-protocol.service.ts b/projects/ucap-webmessenger-protocol-file/src/lib/services/file-protocol.service.ts
index a0c277eb..feadd330 100644
--- a/projects/ucap-webmessenger-protocol-file/src/lib/services/file-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-file/src/lib/services/file-protocol.service.ts
@@ -21,13 +21,13 @@ import {
   InfoCheckData,
   decodeInfoData,
   decodeInfoCheckData
-} from '../models/info';
+} from '../protocols/info';
 import {
   DownCheckRequest,
   DownCheckResponse,
   encodeDownCheck,
   decodeDownCheck
-} from '../models/down-check';
+} from '../protocols/down-check';
 @Injectable({
   providedIn: 'root'
 })
diff --git a/projects/ucap-webmessenger-protocol-file/src/public-api.ts b/projects/ucap-webmessenger-protocol-file/src/public-api.ts
index b8b41e1b..ac882923 100644
--- a/projects/ucap-webmessenger-protocol-file/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-file/src/public-api.ts
@@ -2,8 +2,11 @@
  * Public API Surface of ucap-webmessenger-protocol-file
  */
 
-export * from './lib/models/down-check';
-export * from './lib/models/info';
+export * from './lib/models/file-download-info';
+export * from './lib/models/file-info';
+
+export * from './lib/protocols/down-check';
+export * from './lib/protocols/info';
 
 export * from './lib/services/file-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-group/src/lib/models/add.ts b/projects/ucap-webmessenger-protocol-group/src/lib/protocols/add.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-group/src/lib/models/add.ts
rename to projects/ucap-webmessenger-protocol-group/src/lib/protocols/add.ts
diff --git a/projects/ucap-webmessenger-protocol-group/src/lib/models/del.ts b/projects/ucap-webmessenger-protocol-group/src/lib/protocols/del.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-group/src/lib/models/del.ts
rename to projects/ucap-webmessenger-protocol-group/src/lib/protocols/del.ts
diff --git a/projects/ucap-webmessenger-protocol-group/src/lib/models/update.ts b/projects/ucap-webmessenger-protocol-group/src/lib/protocols/update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-group/src/lib/models/update.ts
rename to projects/ucap-webmessenger-protocol-group/src/lib/protocols/update.ts
diff --git a/projects/ucap-webmessenger-protocol-group/src/lib/services/group-protocol.service.ts b/projects/ucap-webmessenger-protocol-group/src/lib/services/group-protocol.service.ts
index b95dea2f..4fa1d324 100644
--- a/projects/ucap-webmessenger-protocol-group/src/lib/services/group-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-group/src/lib/services/group-protocol.service.ts
@@ -11,8 +11,18 @@ import {
   SSVC_TYPE_GROUP_UPD_REQ,
   SSVC_TYPE_GROUP_UPD_REQ2
 } from '../types/service';
-import { AddRequest, encodeAdd, decodeAdd, AddResponse } from '../models/add';
-import { DelRequest, encodeDel, decodeDel, DelResponse } from '../models/del';
+import {
+  AddRequest,
+  encodeAdd,
+  decodeAdd,
+  AddResponse
+} from '../protocols/add';
+import {
+  DelRequest,
+  encodeDel,
+  decodeDel,
+  DelResponse
+} from '../protocols/del';
 import {
   UpdateRequest,
   encodeUpdate,
@@ -20,7 +30,7 @@ import {
   encodeUpdate2,
   decodeUpdate2,
   UpdateResponse
-} from '../models/update';
+} from '../protocols/update';
 @Injectable({
   providedIn: 'root'
 })
diff --git a/projects/ucap-webmessenger-protocol-group/src/public-api.ts b/projects/ucap-webmessenger-protocol-group/src/public-api.ts
index 517ea747..b80b8f24 100644
--- a/projects/ucap-webmessenger-protocol-group/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-group/src/public-api.ts
@@ -1,9 +1,9 @@
 /*
  * Public API Surface of ucap-webmessenger-protocol-group
  */
-export * from './lib/models/add';
-export * from './lib/models/del';
-export * from './lib/models/update';
+export * from './lib/protocols/add';
+export * from './lib/protocols/del';
+export * from './lib/protocols/update';
 
 export * from './lib/services/group-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-info/src/lib/models/status.ts b/projects/ucap-webmessenger-protocol-info/src/lib/protocols/status.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-info/src/lib/models/status.ts
rename to projects/ucap-webmessenger-protocol-info/src/lib/protocols/status.ts
diff --git a/projects/ucap-webmessenger-protocol-info/src/lib/models/user-option.ts b/projects/ucap-webmessenger-protocol-info/src/lib/protocols/user-option.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-info/src/lib/models/user-option.ts
rename to projects/ucap-webmessenger-protocol-info/src/lib/protocols/user-option.ts
diff --git a/projects/ucap-webmessenger-protocol-info/src/lib/models/user.ts b/projects/ucap-webmessenger-protocol-info/src/lib/protocols/user.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-info/src/lib/models/user.ts
rename to projects/ucap-webmessenger-protocol-info/src/lib/protocols/user.ts
diff --git a/projects/ucap-webmessenger-protocol-info/src/lib/services/info-protocol.service.ts b/projects/ucap-webmessenger-protocol-info/src/lib/services/info-protocol.service.ts
index 11ef17d9..35bc132b 100644
--- a/projects/ucap-webmessenger-protocol-info/src/lib/services/info-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-info/src/lib/services/info-protocol.service.ts
@@ -16,13 +16,13 @@ import {
   encodeUser,
   UserResponse,
   decodeUser
-} from '../models/user';
+} from '../protocols/user';
 import {
   StatusRequest,
   StatusResponse,
   encodeStatus,
   decodeStatus
-} from '../models/status';
+} from '../protocols/status';
 import {
   UserOptionResponse,
   decodeUserOption,
@@ -30,7 +30,7 @@ import {
   encodeUserOptionUpdate,
   UserOptionUpdateResponse,
   decodeUserOptionUpdate
-} from '../models/user-option';
+} from '../protocols/user-option';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-info/src/public-api.ts b/projects/ucap-webmessenger-protocol-info/src/public-api.ts
index 07f45e4c..5d005532 100644
--- a/projects/ucap-webmessenger-protocol-info/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-info/src/public-api.ts
@@ -2,9 +2,9 @@
  * Public API Surface of ucap-webmessenger-protocol-info
  */
 
-export * from './lib/models/status';
-export * from './lib/models/user-option';
-export * from './lib/models/user';
+export * from './lib/protocols/status';
+export * from './lib/protocols/user-option';
+export * from './lib/protocols/user';
 
 export * from './lib/services/info-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-inner/src/lib/models/conn.ts b/projects/ucap-webmessenger-protocol-inner/src/lib/protocols/conn.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-inner/src/lib/models/conn.ts
rename to projects/ucap-webmessenger-protocol-inner/src/lib/protocols/conn.ts
diff --git a/projects/ucap-webmessenger-protocol-inner/src/lib/services/inner-protocol.service.ts b/projects/ucap-webmessenger-protocol-inner/src/lib/services/inner-protocol.service.ts
index fee603f5..990b6f3d 100644
--- a/projects/ucap-webmessenger-protocol-inner/src/lib/services/inner-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-inner/src/lib/services/inner-protocol.service.ts
@@ -10,7 +10,7 @@ import {
   ConnRequest,
   encodeConn,
   decodeConn
-} from '../models/conn';
+} from '../protocols/conn';
 import { SVC_TYPE_INNER, SSVC_TYPE_CONN_REQ } from '../types/service';
 
 @Injectable({
diff --git a/projects/ucap-webmessenger-protocol-inner/src/public-api.ts b/projects/ucap-webmessenger-protocol-inner/src/public-api.ts
index 1fdd7fef..f1a39c07 100644
--- a/projects/ucap-webmessenger-protocol-inner/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-inner/src/public-api.ts
@@ -2,6 +2,8 @@
  * Public API Surface of ucap-webmessenger-protocol-inner
  */
 
+export * from './lib/protocols/conn';
+
 export * from './lib/services/inner-protocol.service';
 
 export * from './lib/ucap-inner-protocol.module';
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/models/call-update.ts b/projects/ucap-webmessenger-protocol-option/src/lib/protocols/call-update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-option/src/lib/models/call-update.ts
rename to projects/ucap-webmessenger-protocol-option/src/lib/protocols/call-update.ts
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/models/call-view.ts b/projects/ucap-webmessenger-protocol-option/src/lib/protocols/call-view.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-option/src/lib/models/call-view.ts
rename to projects/ucap-webmessenger-protocol-option/src/lib/protocols/call-view.ts
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/models/reg-update.ts b/projects/ucap-webmessenger-protocol-option/src/lib/protocols/reg-update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-option/src/lib/models/reg-update.ts
rename to projects/ucap-webmessenger-protocol-option/src/lib/protocols/reg-update.ts
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/models/reg-view.ts b/projects/ucap-webmessenger-protocol-option/src/lib/protocols/reg-view.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-option/src/lib/models/reg-view.ts
rename to projects/ucap-webmessenger-protocol-option/src/lib/protocols/reg-view.ts
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/models/update.ts b/projects/ucap-webmessenger-protocol-option/src/lib/protocols/update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-option/src/lib/models/update.ts
rename to projects/ucap-webmessenger-protocol-option/src/lib/protocols/update.ts
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/models/view.ts b/projects/ucap-webmessenger-protocol-option/src/lib/protocols/view.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-option/src/lib/models/view.ts
rename to projects/ucap-webmessenger-protocol-option/src/lib/protocols/view.ts
diff --git a/projects/ucap-webmessenger-protocol-option/src/lib/services/option-protocol.service.ts b/projects/ucap-webmessenger-protocol-option/src/lib/services/option-protocol.service.ts
index 99d10f05..bcba489d 100644
--- a/projects/ucap-webmessenger-protocol-option/src/lib/services/option-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-option/src/lib/services/option-protocol.service.ts
@@ -18,37 +18,37 @@ import {
   decodeView,
   ViewRequest,
   ViewResponse
-} from '../models/view';
+} from '../protocols/view';
 import {
   UpdateRequest,
   UpdateResponse,
   encodeUpdate,
   decodeUpdate
-} from '../models/update';
+} from '../protocols/update';
 import {
   RegViewRequest,
   RegViewResponse,
   encodeRegView,
   decodeRegView
-} from '../models/reg-view';
+} from '../protocols/reg-view';
 import {
   RegUpdateRequest,
   RegUpdateResponse,
   encodeRegUpdate,
   decodeRegUpdate
-} from '../models/reg-update';
+} from '../protocols/reg-update';
 import {
   CallViewRequest,
   CallViewResponse,
   encodeCallView,
   decodeCallView
-} from '../models/call-view';
+} from '../protocols/call-view';
 import {
   CallUpdateRequest,
   CallUpdateResponse,
   encodeCallUpdate,
   decodeCallUpdate
-} from '../models/call-update';
+} from '../protocols/call-update';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-option/src/public-api.ts b/projects/ucap-webmessenger-protocol-option/src/public-api.ts
index 59c5c147..2cc02cc4 100644
--- a/projects/ucap-webmessenger-protocol-option/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-option/src/public-api.ts
@@ -2,12 +2,12 @@
  * Public API Surface of ucap-webmessenger-protocol-option
  */
 
-export * from './lib/models/call-update';
-export * from './lib/models/call-view';
-export * from './lib/models/reg-update';
-export * from './lib/models/reg-view';
-export * from './lib/models/update';
-export * from './lib/models/view';
+export * from './lib/protocols/call-update';
+export * from './lib/protocols/call-view';
+export * from './lib/protocols/reg-update';
+export * from './lib/protocols/reg-view';
+export * from './lib/protocols/update';
+export * from './lib/protocols/view';
 
 export * from './lib/services/option-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-info.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-info.ts
new file mode 100644
index 00000000..4d3ea6a2
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-info.ts
@@ -0,0 +1,26 @@
+import { DeptType } from '../types/dept.type';
+
+export interface DeptInfo {
+  // 부서SEQ
+  seq: number;
+  // 부서명
+  name: string;
+  // 기관코드
+  companyCode: string;
+  // 부서타입
+  type: DeptType;
+  // 본부SEQ
+  rootSeq: number;
+  // 상위부서SEQ
+  parentSeq: number;
+  // 조회순서
+  order: string;
+  // 조회레벨
+  depth: number;
+  // ActiveYN
+  isActive: boolean;
+  // 부서명(영어)
+  nameEn: string;
+  // 부서명(중국어)
+  nameCn: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-dn.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-dn.ts
new file mode 100644
index 00000000..2375e75b
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-dn.ts
@@ -0,0 +1,52 @@
+import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
+
+export interface UserInfoDN {
+  /** 사용자SEQ */
+  seq: number;
+  /** 사용자명 */
+  name: string;
+  /** 사진파일 */
+  profileImageFile: string;
+  /** 직급 */
+  grade: string;
+  /** 업무소개 */
+  intro: string;
+  // 기관코드
+  companyCode: string;
+  // 핸드폰번호
+  hpNumber: string;
+  // 내선번호
+  lineNumber: string;
+  // 이메일
+  email: string;
+  // 모바일YN
+  isMobile: boolean;
+  // 조회순서
+  order: string;
+  // ActiveYN
+  isActive: boolean;
+  // 역할코드
+  roleCd: RoleCode;
+  // 사번
+  employeeNum: string;
+  // 부서명
+  deptName: string;
+  // MADN
+  madn: string;
+  // HARDPHONE_SADN
+  hardSadn: string;
+  // FMC_SADN
+  fmcSadn: string;
+  // 사용자명(영어)
+  nameEn: string;
+  // 사용자명(중국어)
+  nameCn: string;
+  // 직급(영어)
+  gradeEn: string;
+  // 직급(중국어)
+  gradeCn: string;
+  // 부서명(영어)
+  deptNameEn: string;
+  // 부서명(중국어)
+  deptNameCn: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-f.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-f.ts
new file mode 100644
index 00000000..6f8536f8
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-f.ts
@@ -0,0 +1,63 @@
+import { EmployeeType } from '@ucap-webmessenger/protocol-room';
+import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
+
+export interface UserInfoF {
+  // 사용자SEQ
+  seq: number;
+  // 사용자명
+  name: string;
+  // 사진파일
+  profileImageFile: string;
+  // 직급
+  grade: string;
+  // 업무소개
+  intro: string;
+  // 기관코드
+  companyCode: string;
+  // 핸드폰번호
+  hpNumber: string;
+  // 내선번호
+  lineNumber: string;
+  // 이메일
+  email: string;
+  // 모바일YN
+  isMobile: boolean;
+  // 부서명
+  deptName: string;
+  // 즐.찾 여부
+  isFavorit: boolean;
+  // 친구여부
+  isBuddy: boolean;
+  // ActiveYN
+  isActive: boolean;
+  // 역할코드
+  roleCd: RoleCode;
+  // 사번
+  employeeNum: string;
+  // MADN
+  madn: string;
+  // HARDPHONE_SADN
+  hardSadn: string;
+  // FMC_SADN
+  fmcSadn: string;
+  // 사용자명(영어)
+  nameEn: string;
+  // 사용자명(중국어)
+  nameCn: string;
+  // 직급(영어)
+  gradeEn: string;
+  // 직급(중국어)
+  gradeCn: string;
+  // 부서명(영어)
+  deptNameEn: string;
+  // 부서명(중국어)
+  deptNameCn: string;
+  // 이용약관동의여부YN
+  isPrivacyAgree: boolean;
+  // 유효접속여부YN
+  isValidLogin: boolean;
+  // 임직원유형(s)
+  employeeType: EmployeeType;
+  // 별명
+  nickName: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-ss.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-ss.ts
new file mode 100644
index 00000000..6883118a
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-info-ss.ts
@@ -0,0 +1,64 @@
+import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
+import { CallMode } from '@ucap-webmessenger/core';
+import { EmployeeType } from '@ucap-webmessenger/protocol-room';
+
+export interface UserInfoSS {
+  /** 사용자SEQ */
+  seq: number;
+  /** 사용자명 */
+  name: string;
+  /** 사진파일 */
+  profileImageFile: string;
+  /** 직급 */
+  grade: string;
+  /** 업무소개 */
+  intro: string;
+  /** 기관코드 */
+  companyCode: string;
+  /** 핸드폰번호 */
+  hpNumber: string;
+  /** 내선번호 */
+  lineNumber: string;
+  /** 이메일 */
+  email: string;
+  /** 모바일YN */
+  isMobile: boolean;
+  /** 부서명 */
+  deptName: string;
+  /** 조회순서 */
+  order: string;
+  /** ActiveYN */
+  isActive: boolean;
+  /** 역할코드 */
+  roleCd: RoleCode;
+  /** 사번 */
+  employeeNum: string;
+  /** MADN */
+  madn: string;
+  /** HARDPHONE_SADN */
+  hardSadn: string;
+  /** FMC_SADN */
+  fmcSadn: string;
+  /** CALL_MODE */
+  callMode: CallMode;
+  /** 사용자명(영어) */
+  nameEn: string;
+  /** 사용자명(중국어) */
+  nameCn: string;
+  /** 직급(영어) */
+  gradeEn: string;
+  /** 직급(중국어) */
+  gradeCn: string;
+  /** 부서명(영어) */
+  deptNameEn: string;
+  /** 부서명(중국어) */
+  deptNameCn: string;
+  /** 부서SEQ */
+  deptSeq: number;
+  /** 이용약관동의여부YN */
+  isPrivacyAgree: boolean;
+  /** 유효접속여부YN */
+  isValidLogin: boolean;
+  /** 임직원유형(s) */
+  employeeType: EmployeeType;
+}
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq-info.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq-info.ts
new file mode 100644
index 00000000..75550f46
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq-info.ts
@@ -0,0 +1,10 @@
+export interface UserSeqInfo {
+  // 로그인ID
+  id: string;
+  // 사용자SEQ
+  seq: number;
+  // 모바일YN
+  isMobile: boolean;
+  // 회사코드
+  companyCode: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/auth.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/auth.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/auth.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/auth.ts
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user-ext.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/data-user-ext.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/data-user-ext.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/data-user-ext.ts
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/data-user.ts
similarity index 97%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/data-user.ts
index 595aed4d..af406bc0 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/data-user.ts
@@ -10,7 +10,7 @@ import {
 } from '@ucap-webmessenger/protocol';
 import { EmployeeType } from '@ucap-webmessenger/protocol-room';
 import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
-import { UserInfoSS } from './dept-user';
+import { UserInfoSS } from '../models/user-info-ss';
 
 export interface DataUserRequest extends ProtocolRequest {
   // DivCD(s)
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/dept-user.ts
similarity index 68%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/dept-user.ts
index d487db6f..3bc97615 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/dept-user.ts
@@ -13,102 +13,43 @@ import { EmployeeType } from '@ucap-webmessenger/protocol-room';
 import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
 import { DeptSearchType } from '../types/dept-search.type';
 import { CallMode } from '@ucap-webmessenger/core';
+import { UserInfoSS } from '../models/user-info-ss';
 
 export interface DeptUserRequest extends ProtocolRequest {
-  // DivCD(s)
+  /** DivCD(s) */
   divCd: string;
-  // 기관코드(s)
+  /** 기관코드(s) */
   companyCode: string;
-  // 부서SEQ(n)
+  /** 부서SEQ(n) */
   seq?: number;
-  // 검색string(s)
+  /** 검색string(s) */
   search?: string;
-  // 검색범위(s)
+  /** 검색범위(s) */
   searchRange: DeptSearchType;
-  // 요청리스트(n) 사용안하면 0 최대 200
+  /** 요청리스트(n) 사용안하면 0 최대 200 */
   pageListCount?: number;
-  // 요청페이지(n) 사용안하면 0 처음은 1
+  /** 요청페이지(n) 사용안하면 0 처음은 1 */
   pageCurrent?: number;
-  // 발신자회사코드(s)
+  /** 발신자회사코드(s) */
   senderCompanyCode: string;
-  // 발신자임직원유형(s)
+  /** 발신자임직원유형(s) */
   senderEmployeeType: EmployeeType;
 }
 
-export interface UserInfoSS {
-  // 사용자SEQ
-  seq: number;
-  // 사용자명
-  name: string;
-  // 사진파일
-  profileImageFile: string;
-  // 직급
-  grade: string;
-  // 업무소개
-  intro: string;
-  // 기관코드
-  companyCode: string;
-  // 핸드폰번호
-  hpNumber: string;
-  // 내선번호
-  lineNumber: string;
-  // 이메일
-  email: string;
-  // 모바일YN
-  isMobile: boolean;
-  // 부서명
-  deptName: string;
-  // 조회순서
-  order: string;
-  // ActiveYN
-  isActive: boolean;
-  // 역할코드
-  roleCd: RoleCode;
-  // 사번
-  employeeNum: string;
-  // MADN
-  madn: string;
-  // HARDPHONE_SADN
-  hardSadn: string;
-  // FMC_SADN
-  fmcSadn: string;
-  // CALL_MODE
-  callMode: CallMode;
-  // 사용자명(영어)
-  nameEn: string;
-  // 사용자명(중국어)
-  nameCn: string;
-  // 직급(영어)
-  gradeEn: string;
-  // 직급(중국어)
-  gradeCn: string;
-  // 부서명(영어)
-  deptNameEn: string;
-  // 부서명(중국어)
-  deptNameCn: string;
-  // 부서SEQ
-  deptSeq: number;
-  // 이용약관동의여부YN
-  isPrivacyAgree: boolean;
-  // 유효접속여부YN
-  isValidLogin: boolean;
-  // 임직원유형(s)
-  employeeType: EmployeeType;
-}
 export interface DeptUserData extends ProtocolStream {
-  // DivCD(s)
+  /** DivCD(s) */
   divCd: string;
-  // {부서정보-S}...
+  /** {부서정보-S}... */
   userInfos: UserInfoSS[];
 }
 export interface DeptUserResponse extends ProtocolResponse {
-  // DivCD(s)
+  /** DivCD(s) */
   divCd: string;
-  // 전체갯수(n)
+  /** 전체갯수(n) */
   pageTotalCount: number;
-  // 요청리스트(n)
+  /** 요청리스트(n) */
   pageListCount?: number;
-  // 페이지(n)
+  /** 페이지(n) */
   pageCurrent?: number;
 }
 
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/dept.ts
similarity index 80%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/dept.ts
index 3026a45a..7b1149db 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/dept.ts
@@ -10,6 +10,7 @@ import {
   ProtocolStream
 } from '@ucap-webmessenger/protocol';
 import { DeptType } from '../types/dept.type';
+import { DeptInfo } from '../models/dept-info';
 
 export interface DeptRequest extends ProtocolRequest {
   // DivCD(s)
@@ -18,30 +19,6 @@ export interface DeptRequest extends ProtocolRequest {
   companyCode: string;
 }
 
-export interface DeptInfo {
-  // 부서SEQ
-  seq: number;
-  // 부서명
-  name: string;
-  // 기관코드
-  companyCode: string;
-  // 부서타입
-  type: DeptType;
-  // 본부SEQ
-  rootSeq: number;
-  // 상위부서SEQ
-  parentSeq: number;
-  // 조회순서
-  order: string;
-  // 조회레벨
-  depth: number;
-  // ActiveYN
-  isActive: boolean;
-  // 부서명(영어)
-  nameEn: string;
-  // 부서명(중국어)
-  nameCn: string;
-}
 export interface DeptData extends ProtocolStream {
   // DivCD(s)
   divCd: string;
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-dn.ts
similarity index 78%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-dn.ts
index cf299d3a..02c3f606 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-dn.ts
@@ -12,6 +12,7 @@ import {
 import { EmployeeType } from '@ucap-webmessenger/protocol-room';
 import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
 import { UserDnSearchType } from '../types/user-dn-search.type';
+import { UserInfoDN } from '../models/user-info-dn';
 
 export interface UserDnRequest extends ProtocolRequest {
   // DivCD(s)
@@ -34,56 +35,6 @@ export interface UserDnRequest extends ProtocolRequest {
   senderEmployeeType: EmployeeType;
 }
 
-export interface UserInfoDN {
-  // 사용자SEQ
-  seq: number;
-  // 사용자명
-  name: string;
-  // 사진파일
-  profileImageFile: string;
-  // 직급
-  grade: string;
-  // 업무소개
-  intro: string;
-  // 기관코드
-  companyCode: string;
-  // 핸드폰번호
-  hpNumber: string;
-  // 내선번호
-  lineNumber: string;
-  // 이메일
-  email: string;
-  // 모바일YN
-  isMobile: boolean;
-  // 조회순서
-  order: string;
-  // ActiveYN
-  isActive: boolean;
-  // 역할코드
-  roleCd: RoleCode;
-  // 사번
-  employeeNum: string;
-  // 부서명
-  deptName: string;
-  // MADN
-  madn: string;
-  // HARDPHONE_SADN
-  hardSadn: string;
-  // FMC_SADN
-  fmcSadn: string;
-  // 사용자명(영어)
-  nameEn: string;
-  // 사용자명(중국어)
-  nameCn: string;
-  // 직급(영어)
-  gradeEn: string;
-  // 직급(중국어)
-  gradeCn: string;
-  // 부서명(영어)
-  deptNameEn: string;
-  // 부서명(중국어)
-  deptNameCn: string;
-}
 export interface UserDnData extends ProtocolStream {
   // DivCD(s)
   divCd: string;
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-id.ts
similarity index 91%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-id.ts
index 5dc94f41..1eb71a16 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-id.ts
@@ -10,6 +10,7 @@ import {
   ProtocolStream
 } from '@ucap-webmessenger/protocol';
 import { EmployeeType } from '@ucap-webmessenger/protocol-room';
+import { UserSeqInfo } from '../models/user-seq-info';
 
 export interface UserIdRequest extends ProtocolRequest {
   // DivCD(s)
@@ -21,22 +22,14 @@ export interface UserIdRequest extends ProtocolRequest {
   // 발신자임직원유형(s)
   senderEmployeeType: EmployeeType;
 }
-export interface UserSeqInfo {
-  // 로그인ID
-  id: string;
-  // 사용자SEQ
-  seq: number;
-  // 모바일YN
-  isMobile: boolean;
-  // 회사코드
-  companyCode: string;
-}
+
 export interface UserIdData extends ProtocolStream {
   // DivCD(s)
   divCd: string;
   // {SEQ정보}1...
   userSeqInfos: UserSeqInfo[];
 }
+
 export interface UserIdResponse extends ProtocolResponse {
   // DivCD(s)
   divCd: string;
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-seq.ts
similarity index 78%
rename from projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts
rename to projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-seq.ts
index 989103eb..341662f2 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/protocols/user-seq.ts
@@ -10,7 +10,8 @@ import {
 } from '@ucap-webmessenger/protocol';
 import { EmployeeType } from '@ucap-webmessenger/protocol-room';
 import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
-import { UserInfoSS } from './dept-user';
+import { UserInfoF } from '../models/user-info-f';
+import { UserInfoSS } from '../models/user-info-ss';
 
 export interface UserSeqRequest extends ProtocolRequest {
   // DivCD(s)
@@ -26,66 +27,7 @@ export interface UserSeqRequest extends ProtocolRequest {
   // 발신자임직원유형(s)
   senderEmployeeType: EmployeeType;
 }
-export interface UserInfoF {
-  // 사용자SEQ
-  seq: number;
-  // 사용자명
-  name: string;
-  // 사진파일
-  profileImageFile: string;
-  // 직급
-  grade: string;
-  // 업무소개
-  intro: string;
-  // 기관코드
-  companyCode: string;
-  // 핸드폰번호
-  hpNumber: string;
-  // 내선번호
-  lineNumber: string;
-  // 이메일
-  email: string;
-  // 모바일YN
-  isMobile: boolean;
-  // 부서명
-  deptName: string;
-  // 즐.찾 여부
-  isFavorit: boolean;
-  // 친구여부
-  isBuddy: boolean;
-  // ActiveYN
-  isActive: boolean;
-  // 역할코드
-  roleCd: RoleCode;
-  // 사번
-  employeeNum: string;
-  // MADN
-  madn: string;
-  // HARDPHONE_SADN
-  hardSadn: string;
-  // FMC_SADN
-  fmcSadn: string;
-  // 사용자명(영어)
-  nameEn: string;
-  // 사용자명(중국어)
-  nameCn: string;
-  // 직급(영어)
-  gradeEn: string;
-  // 직급(중국어)
-  gradeCn: string;
-  // 부서명(영어)
-  deptNameEn: string;
-  // 부서명(중국어)
-  deptNameCn: string;
-  // 이용약관동의여부YN
-  isPrivacyAgree: boolean;
-  // 유효접속여부YN
-  isValidLogin: boolean;
-  // 임직원유형(s)
-  employeeType: EmployeeType;
-  // 별명
-  nickName: string;
-}
+
 export interface UserSeqData extends ProtocolStream {
   // DivCD(s)
   divCd: string;
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/services/query-protocol.service.ts b/projects/ucap-webmessenger-protocol-query/src/lib/services/query-protocol.service.ts
index 26abcd33..f4d875d4 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/services/query-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/services/query-protocol.service.ts
@@ -7,7 +7,7 @@ import {
   AuthResponse,
   encodeAuth,
   decodeAuth
-} from '../models/auth';
+} from '../protocols/auth';
 import {
   SVC_TYPE_QUERY_DATA,
   SSVC_TYPE_QUERY_AUTH_REQ,
@@ -40,7 +40,7 @@ import {
   decodeDept,
   decodeDeptData,
   DeptData
-} from '../models/dept';
+} from '../protocols/dept';
 import {
   encodeDeptUser,
   decodeDeptUser,
@@ -48,7 +48,7 @@ import {
   DeptUserRequest,
   DeptUserData,
   DeptUserResponse
-} from '../models/dept-user';
+} from '../protocols/dept-user';
 import {
   UserSeqData,
   UserSeqData2,
@@ -56,7 +56,7 @@ import {
   decodeUserSeqData,
   decodeUserSeqData2,
   UserSeqRequest
-} from '../models/user-seq';
+} from '../protocols/user-seq';
 import {
   UserIdRequest,
   UserIdResponse,
@@ -64,7 +64,7 @@ import {
   encodeUserId,
   decodeUserId,
   decodeUserIdData
-} from '../models/user-id';
+} from '../protocols/user-id';
 import {
   UserDnRequest,
   UserDnResponse,
@@ -72,19 +72,19 @@ import {
   encodeUserDn,
   decodeUserDnData,
   decodeUserDn
-} from '../models/user-dn';
+} from '../protocols/user-dn';
 import {
   DataUserRequest,
   DataUserResponse,
   encodeDataUser,
   decodeDataUser
-} from '../models/data-user';
+} from '../protocols/data-user';
 import {
   DataUserExtRequest,
   DataUserExtResponse,
   encodeDataUserExt,
   decodeDataUserExt
-} from '../models/data-user-ext';
+} from '../protocols/data-user-ext';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-query/src/public-api.ts b/projects/ucap-webmessenger-protocol-query/src/public-api.ts
index 0b072b39..185d4895 100644
--- a/projects/ucap-webmessenger-protocol-query/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/public-api.ts
@@ -2,14 +2,20 @@
  * Public API Surface of ucap-webmessenger-protocol-query
  */
 
-export * from './lib/models/auth';
-export * from './lib/models/data-user-ext';
-export * from './lib/models/data-user';
-export * from './lib/models/dept-user';
-export * from './lib/models/dept';
-export * from './lib/models/user-dn';
-export * from './lib/models/user-id';
-export * from './lib/models/user-seq';
+export * from './lib/models/dept-info';
+export * from './lib/models/user-info-dn';
+export * from './lib/models/user-info-f';
+export * from './lib/models/user-info-ss';
+export * from './lib/models/user-seq-info';
+
+export * from './lib/protocols/auth';
+export * from './lib/protocols/data-user-ext';
+export * from './lib/protocols/data-user';
+export * from './lib/protocols/dept-user';
+export * from './lib/protocols/dept';
+export * from './lib/protocols/user-dn';
+export * from './lib/protocols/user-id';
+export * from './lib/protocols/user-seq';
 
 export * from './lib/services/query-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/room-info.ts b/projects/ucap-webmessenger-protocol-room/src/lib/models/room-info.ts
new file mode 100644
index 00000000..412b89af
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-room/src/lib/models/room-info.ts
@@ -0,0 +1,31 @@
+import { RoomType } from '../types/room.type';
+import { EventType } from '@ucap-webmessenger/protocol-event';
+
+export interface RoomInfo {
+  // 0. 대화방SEQ
+  roomSeq: string;
+  // 1. 대화방종류
+  roomType: RoomType;
+  // 2. 대화방명
+  roomName: string;
+  // 3. 최종타입
+  finalEventType: EventType;
+  // 4. 최종대화
+  finalEventMessage: string;
+  // 5. 최종시간
+  finalEventDate: string;
+  // 6. 참여인원수
+  joinUserCount: number;
+  // 7. 안읽은수
+  noReadCnt: number;
+  // 8. 알람여부
+  isAlarm: boolean;
+  // 9. 참여여부
+  isJoinRoom: boolean;
+  // 10. 유효한파일 이벤트 기준 SEQ
+  expiredFileStdSeq: number;
+  // 11. 타이머대화방여부YN
+  isTimeRoom: boolean;
+  // 12. 타이머시간(n)
+  timeRoomInterval: number;
+}
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/user-info-short.ts b/projects/ucap-webmessenger-protocol-room/src/lib/models/user-info-short.ts
new file mode 100644
index 00000000..5be97c66
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-room/src/lib/models/user-info-short.ts
@@ -0,0 +1,32 @@
+import { EmployeeType } from '../types/employee.type';
+
+export interface UserInfoShort {
+  // 0. 사용자SEQ
+  seq: number;
+  // 1. 사용자명
+  name: string;
+  // 2. 사진파일
+  profileImageFile: string;
+  // 3. 참여여부
+  isJoinRoom: boolean;
+  // 4. 최종확인SEQ
+  lastReadEventSeq: number;
+  // 5. MADN
+  madn: string;
+  // 6. HARDPHONE_SADN
+  hardSadn: string;
+  // 7. FMC_SADN
+  fmcSadn: string;
+  // 8. 사용자명(영어)
+  nameEn: string;
+  // 9. 사용자명(중국어)
+  nameCn: string;
+  // 10. 이용약관동의여부YN
+  isPrivacyAgree: boolean;
+  // 11. 유효접속여부YN
+  isValidLogin: boolean;
+  // 12. 임직원유형(s)
+  employeeType: EmployeeType;
+  // 13. 폰트색(s)
+  fontColor: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/user-info.ts b/projects/ucap-webmessenger-protocol-room/src/lib/models/user-info.ts
new file mode 100644
index 00000000..23adae01
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-room/src/lib/models/user-info.ts
@@ -0,0 +1,65 @@
+import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
+import { EmployeeType } from '../types/employee.type';
+
+export interface UserInfo {
+  // 0. 사용자SEQ
+  seq: number;
+  // 1. 사용자명
+  name: string;
+  // 2. 사진파일
+  profileImageFile: string;
+  // 3. 직급
+  grade: string;
+  // 4. 업무소개
+  intro: string;
+  // 5. 기관코드
+  companyCode: string;
+  // 6. 핸드폰번호
+  hpNumber: string;
+  // 7. 내선번호
+  lineNumber: string;
+  // 8. 이메일
+  email: string;
+  // 9. 모바일YN
+  isMobile: boolean;
+  // 10. 부서명
+  deptName: string;
+  // 11. 참여 여부 <<<<
+  isJoinRoom: boolean;
+  // 12. 최종확인SEQ <<<<
+  lastReadEventSeq: number;
+  // 13. ActiveYN
+  isActive: boolean;
+  // 14. 역할코드
+  roleCd: RoleCode;
+  // 15. 사번
+  employeeNum: string;
+  // 16. MADN
+  madn: string;
+  // 17. HARDPHONE_SADN
+  hardSadn: string;
+  // 18. FMC_SADN
+  fmcSadn: string;
+  // 19. 사용자명(영어)
+  nameEn: string;
+  // 20. 사용자명(중국어)
+  nameCn: string;
+  // 21. 직급(영어)
+  gradeEn: string;
+  // 22. 직급(중국어)
+  gradeCn: string;
+  // 23. 부서명(영어)
+  deptNameEn: string;
+  // 24. 부서명(중국어)
+  deptNameCn: string;
+  // 25. CALL_MODE <<<
+  callMode: string;
+  // 26. 이용약관동의여부YN
+  isPrivacyAgree: boolean;
+  // 27. 유효접속여부YN
+  isValidLogin: boolean;
+  // 28. 임직원유형(s)
+  employeeType: EmployeeType;
+  // 29. 사용자아이디(s) <<<
+  id: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/exit.ts b/projects/ucap-webmessenger-protocol-room/src/lib/protocols/exit.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-room/src/lib/models/exit.ts
rename to projects/ucap-webmessenger-protocol-room/src/lib/protocols/exit.ts
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts b/projects/ucap-webmessenger-protocol-room/src/lib/protocols/info.ts
similarity index 67%
rename from projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts
rename to projects/ucap-webmessenger-protocol-room/src/lib/protocols/info.ts
index 53b9b9c4..b80d4a15 100644
--- a/projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts
+++ b/projects/ucap-webmessenger-protocol-room/src/lib/protocols/info.ts
@@ -14,129 +14,9 @@ import { RoomType } from '../types/room.type';
 import { EventType } from '@ucap-webmessenger/protocol-event';
 import { EmployeeType } from '../types/employee.type';
 import { RoleCode } from '@ucap-webmessenger/protocol-authentication';
-
-export interface RoomInfo {
-  // 0. 대화방SEQ
-  roomSeq: string;
-  // 1. 대화방종류
-  roomType: RoomType;
-  // 2. 대화방명
-  roomName: string;
-  // 3. 최종타입
-  finalEventType: EventType;
-  // 4. 최종대화
-  finalEventMessage: string;
-  // 5. 최종시간
-  finalEventDate: string;
-  // 6. 참여인원수
-  joinUserCount: number;
-  // 7. 안읽은수
-  noReadCnt: number;
-  // 8. 알람여부
-  isAlarm: boolean;
-  // 9. 참여여부
-  isJoinRoom: boolean;
-  // 10. 유효한파일 이벤트 기준 SEQ
-  expiredFileStdSeq: number;
-  // 11. 타이머대화방여부YN
-  isTimeRoom: boolean;
-  // 12. 타이머시간(n)
-  timeRoomInterval: number;
-}
-
-export interface UserInfoShort {
-  // 0. 사용자SEQ
-  seq: number;
-  // 1. 사용자명
-  name: string;
-  // 2. 사진파일
-  profileImageFile: string;
-  // 3. 참여여부
-  isJoinRoom: boolean;
-  // 4. 최종확인SEQ
-  lastReadEventSeq: number;
-  // 5. MADN
-  madn: string;
-  // 6. HARDPHONE_SADN
-  hardSadn: string;
-  // 7. FMC_SADN
-  fmcSadn: string;
-  // 8. 사용자명(영어)
-  nameEn: string;
-  // 9. 사용자명(중국어)
-  nameCn: string;
-  // 10. 이용약관동의여부YN
-  isPrivacyAgree: boolean;
-  // 11. 유효접속여부YN
-  isValidLogin: boolean;
-  // 12. 임직원유형(s)
-  employeeType: EmployeeType;
-  // 13. 폰트색(s)
-  fontColor: string;
-}
-
-export interface UserInfo {
-  // 0. 사용자SEQ
-  seq: number;
-  // 1. 사용자명
-  name: string;
-  // 2. 사진파일
-  profileImageFile: string;
-  // 3. 직급
-  grade: string;
-  // 4. 업무소개
-  intro: string;
-  // 5. 기관코드
-  companyCode: string;
-  // 6. 핸드폰번호
-  hpNumber: string;
-  // 7. 내선번호
-  lineNumber: string;
-  // 8. 이메일
-  email: string;
-  // 9. 모바일YN
-  isMobile: boolean;
-  // 10. 부서명
-  deptName: string;
-  // 11. 참여 여부 <<<<
-  isJoinRoom: boolean;
-  // 12. 최종확인SEQ <<<<
-  lastReadEventSeq: number;
-  // 13. ActiveYN
-  isActive: boolean;
-  // 14. 역할코드
-  roleCd: RoleCode;
-  // 15. 사번
-  employeeNum: string;
-  // 16. MADN
-  madn: string;
-  // 17. HARDPHONE_SADN
-  hardSadn: string;
-  // 18. FMC_SADN
-  fmcSadn: string;
-  // 19. 사용자명(영어)
-  nameEn: string;
-  // 20. 사용자명(중국어)
-  nameCn: string;
-  // 21. 직급(영어)
-  gradeEn: string;
-  // 22. 직급(중국어)
-  gradeCn: string;
-  // 23. 부서명(영어)
-  deptNameEn: string;
-  // 24. 부서명(중국어)
-  deptNameCn: string;
-  // 25. CALL_MODE <<<
-  callMode: string;
-  // 26. 이용약관동의여부YN
-  isPrivacyAgree: boolean;
-  // 27. 유효접속여부YN
-  isValidLogin: boolean;
-  // 28. 임직원유형(s)
-  employeeType: EmployeeType;
-  // 29. 사용자아이디(s) <<<
-  id: string;
-}
+import { RoomInfo } from '../models/room-info';
+import { UserInfoShort } from '../models/user-info-short';
+import { UserInfo } from '../models/user-info';
 
 export interface InfoRequest extends ProtocolRequest {
   // 0. 대화방SEQ(s)
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/invite.ts b/projects/ucap-webmessenger-protocol-room/src/lib/protocols/invite.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-room/src/lib/models/invite.ts
rename to projects/ucap-webmessenger-protocol-room/src/lib/protocols/invite.ts
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/open.ts b/projects/ucap-webmessenger-protocol-room/src/lib/protocols/open.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-room/src/lib/models/open.ts
rename to projects/ucap-webmessenger-protocol-room/src/lib/protocols/open.ts
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/update.ts b/projects/ucap-webmessenger-protocol-room/src/lib/protocols/update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-room/src/lib/models/update.ts
rename to projects/ucap-webmessenger-protocol-room/src/lib/protocols/update.ts
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/services/room-protocol.service.ts b/projects/ucap-webmessenger-protocol-room/src/lib/services/room-protocol.service.ts
index 579c3b3f..a0109103 100644
--- a/projects/ucap-webmessenger-protocol-room/src/lib/services/room-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-room/src/lib/services/room-protocol.service.ts
@@ -41,13 +41,13 @@ import {
   Open4Response,
   encodeOpen4,
   decodeOpen4
-} from '../models/open';
+} from '../protocols/open';
 import {
   InviteRequest,
   InviteResponse,
   encodeInvite,
   decodeInvite
-} from '../models/invite';
+} from '../protocols/invite';
 import {
   InfoRequest,
   InfoResponse,
@@ -63,7 +63,7 @@ import {
   UserStatusOfflineResponse,
   encodeUserStatusOffline,
   decodeUserStatusOffline
-} from '../models/info';
+} from '../protocols/info';
 import {
   ExitRequest,
   ExitResponse,
@@ -77,7 +77,7 @@ import {
   decodeExitForcing,
   decodeAllExit,
   ExitAllResponse
-} from '../models/exit';
+} from '../protocols/exit';
 import {
   UpdateRequest,
   UpdateResponse,
@@ -91,7 +91,7 @@ import {
   UpdateFontResponse,
   encodeUpdateFont,
   decodeUpdateFont
-} from '../models/update';
+} from '../protocols/update';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-room/src/public-api.ts b/projects/ucap-webmessenger-protocol-room/src/public-api.ts
index f70bf8f3..b1b0e2ea 100644
--- a/projects/ucap-webmessenger-protocol-room/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-room/src/public-api.ts
@@ -2,9 +2,13 @@
  * Public API Surface of ucap-webmessenger-protocol-room
  */
 
-export * from './lib/models/info';
-export * from './lib/models/invite';
-export * from './lib/models/open';
+export * from './lib/models/room-info';
+export * from './lib/models/user-info';
+export * from './lib/models/user-info-short';
+
+export * from './lib/protocols/info';
+export * from './lib/protocols/invite';
+export * from './lib/protocols/open';
 
 export * from './lib/services/room-protocol.service';
 export * from './lib/types/employee.type';
diff --git a/projects/ucap-webmessenger-protocol-service/src/lib/models/password-set.ts b/projects/ucap-webmessenger-protocol-service/src/lib/protocols/password-set.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-service/src/lib/models/password-set.ts
rename to projects/ucap-webmessenger-protocol-service/src/lib/protocols/password-set.ts
diff --git a/projects/ucap-webmessenger-protocol-service/src/lib/services/service-protocol.service.ts b/projects/ucap-webmessenger-protocol-service/src/lib/services/service-protocol.service.ts
index 08c646a2..53aa9672 100644
--- a/projects/ucap-webmessenger-protocol-service/src/lib/services/service-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-service/src/lib/services/service-protocol.service.ts
@@ -7,7 +7,7 @@ import {
   UserPasswordSetResponse,
   encodeUserPasswordSet,
   decodeUserPasswordSet
-} from '../models/password-set';
+} from '../protocols/password-set';
 import { ProtocolService } from '@ucap-webmessenger/protocol';
 import { SVC_TYPE_SERVICE, SSVC_TYPE_USER_PW_SET_REQ } from '../types/service';
 
diff --git a/projects/ucap-webmessenger-protocol-service/src/public-api.ts b/projects/ucap-webmessenger-protocol-service/src/public-api.ts
index 45a1791d..7be91d40 100644
--- a/projects/ucap-webmessenger-protocol-service/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-service/src/public-api.ts
@@ -2,7 +2,7 @@
  * Public API Surface of ucap-webmessenger-protocol-service
  */
 
-export * from './lib/models/password-set';
+export * from './lib/protocols/password-set';
 
 export * from './lib/services/service-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/status-bulk-info.ts b/projects/ucap-webmessenger-protocol-status/src/lib/models/status-bulk-info.ts
new file mode 100644
index 00000000..51b1cb14
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/models/status-bulk-info.ts
@@ -0,0 +1,21 @@
+import { StatusInfo } from './status-info';
+import {
+  TerminalStatusInfo,
+  TerminalStatusNumber
+} from '../types/terminal-status.type';
+
+export interface StatusBulkInfo extends StatusInfo {
+  // 사용자SEQ
+  // 상태코드(PC)
+  // 상태코드(통화)
+  // 상태코드(모바일)
+  // 상태코드(PC화상)
+  // 상태메시지
+  // 상태코드(Mobile화상)
+  // 상태코드(iMessenger)
+
+  /** 단말상태정보(s) */
+  terminalStatus: TerminalStatusInfo;
+  /** 단말상태번호(n) */
+  terminalStatusNumber: TerminalStatusNumber;
+}
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/status-info.ts b/projects/ucap-webmessenger-protocol-status/src/lib/models/status-info.ts
new file mode 100644
index 00000000..27dc2aef
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/models/status-info.ts
@@ -0,0 +1,20 @@
+import { StatusCode } from '@ucap-webmessenger/core';
+
+export interface StatusInfo {
+  // 사용자SEQ
+  userSeq: number;
+  // 상태코드(PC)
+  pcStatus: StatusCode;
+  // 상태코드(통화)
+  phoneStatus: StatusCode;
+  // 상태코드(모바일)
+  mobileStatus: StatusCode;
+  // 상태코드(PC화상)
+  conferenceStatus: StatusCode;
+  // 상태메시지
+  statusMessage: string;
+  // 상태코드(Mobile화상)
+  mobileConferenceStatus: StatusCode;
+  // 상태코드(iMessenger)
+  imessengerStatus: StatusCode;
+}
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/buddy.ts
similarity index 94%
rename from projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts
rename to projects/ucap-webmessenger-protocol-status/src/lib/protocols/buddy.ts
index dc928574..a6d9e3b6 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/buddy.ts
@@ -5,7 +5,7 @@ import {
   BodyStringDivider
 } from '@ucap-webmessenger/protocol';
 import { StatusCode } from '@ucap-webmessenger/core';
-import { StatusInfo } from './status';
+import { StatusInfo } from '../models/status-info';
 
 export interface BuddyResponse extends ProtocolResponse {
   // {상태정보}...
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/bulk-info.ts b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/bulk-info.ts
similarity index 80%
rename from projects/ucap-webmessenger-protocol-status/src/lib/models/bulk-info.ts
rename to projects/ucap-webmessenger-protocol-status/src/lib/protocols/bulk-info.ts
index 0a9d9bc1..7d644339 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/bulk-info.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/bulk-info.ts
@@ -9,12 +9,13 @@ import {
   BodyStringDivider,
   ProtocolStream
 } from '@ucap-webmessenger/protocol';
-import { StatusType, StatusCode } from '@ucap-webmessenger/core';
-import { StatusInfo } from './status';
+import { StatusCode } from '@ucap-webmessenger/core';
 import {
   TerminalStatusInfo,
   TerminalStatusNumber
 } from '../types/terminal-status.type';
+import { StatusInfo } from '../models/status-info';
+import { StatusBulkInfo } from '../models/status-bulk-info';
 
 export interface BulkInfoRequest extends ProtocolRequest {
   /** DivCD(s) */
@@ -22,21 +23,7 @@ export interface BulkInfoRequest extends ProtocolRequest {
   /** 사용자SEQ(n)[] */
   userSeqs: number[];
 }
-export interface StatusBulkInfo extends StatusInfo {
-  // 사용자SEQ
-  // 상태코드(PC)
-  // 상태코드(통화)
-  // 상태코드(모바일)
-  // 상태코드(PC화상)
-  // 상태메시지
-  // 상태코드(Mobile화상)
-  // 상태코드(iMessenger)
 
-  /** 단말상태정보(s) */
-  terminalStatus: TerminalStatusInfo;
-  /** 단말상태번호(n) */
-  terminalStatusNumber: TerminalStatusNumber;
-}
 export interface BulkInfoData extends ProtocolStream {
   /** DivCD(s) */
   divCd: string;
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/message-update.ts b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/message-update.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-status/src/lib/models/message-update.ts
rename to projects/ucap-webmessenger-protocol-status/src/lib/protocols/message-update.ts
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/status.ts
similarity index 82%
rename from projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts
rename to projects/ucap-webmessenger-protocol-status/src/lib/protocols/status.ts
index 7bae2ace..a1e1e47a 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/status.ts
@@ -10,6 +10,7 @@ import {
   ProtocolNotification
 } from '@ucap-webmessenger/protocol';
 import { StatusType, StatusCode } from '@ucap-webmessenger/core';
+import { StatusInfo } from '../models/status-info';
 
 export interface StatusRequest extends ProtocolRequest {
   // 상태타입(s)
@@ -29,24 +30,6 @@ export interface StatusResponse extends ProtocolResponse {
   statusMessage: string;
 }
 
-export interface StatusInfo {
-  // 사용자SEQ
-  userSeq: number;
-  // 상태코드(PC)
-  pcStatus: StatusCode;
-  // 상태코드(통화)
-  phoneStatus: StatusCode;
-  // 상태코드(모바일)
-  mobileStatus: StatusCode;
-  // 상태코드(PC화상)
-  conferenceStatus: StatusCode;
-  // 상태메시지
-  statusMessage: string;
-  // 상태코드(Mobile화상)
-  mobileConferenceStatus: StatusCode;
-  // 상태코드(iMessenger)
-  imessengerStatus: StatusCode;
-}
 export interface StatusNotification extends StatusInfo, ProtocolNotification {}
 
 export const encodeStatus: ProtocolEncoder<StatusRequest> = (
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/subscribe.ts
similarity index 97%
rename from projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts
rename to projects/ucap-webmessenger-protocol-status/src/lib/protocols/subscribe.ts
index a6a18555..54f202b2 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/subscribe.ts
@@ -10,7 +10,7 @@ import {
   ProtocolStream
 } from '@ucap-webmessenger/protocol';
 import { StatusCode } from '@ucap-webmessenger/core';
-import { StatusInfo } from './status';
+import { StatusInfo } from '../models/status-info';
 
 export interface SubscribeRequest extends ProtocolRequest {
   // 사용자SEQ(n)...
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/unsubscribe.ts b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/unsubscribe.ts
similarity index 92%
rename from projects/ucap-webmessenger-protocol-status/src/lib/models/unsubscribe.ts
rename to projects/ucap-webmessenger-protocol-status/src/lib/protocols/unsubscribe.ts
index d4bc92cb..41f71711 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/unsubscribe.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/protocols/unsubscribe.ts
@@ -5,7 +5,7 @@ import {
   PacketBody,
   PacketBodyValue
 } from '@ucap-webmessenger/protocol';
-import { StatusInfo } from './status';
+import { StatusInfo } from '../models/status-info';
 
 export interface UnSubscribeRequest extends ProtocolRequest {
   // 사용자SEQ(n)...
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/services/status-protocol.service.ts b/projects/ucap-webmessenger-protocol-status/src/lib/services/status-protocol.service.ts
index 02c8469e..adaefd64 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/services/status-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/services/status-protocol.service.ts
@@ -9,7 +9,7 @@ import {
   encodeStatus,
   decodeStatus,
   StatusResponse
-} from '../models/status';
+} from '../protocols/status';
 import {
   SVC_TYPE_STATUS,
   SSVC_TYPE_STATUS_REQ,
@@ -28,21 +28,24 @@ import {
   encodeBulkInfo,
   decodeBulkInfo,
   decodeBulkInfoData
-} from '../models/bulk-info';
-import { BuddyResponse, decodeBuddy } from '../models/buddy';
+} from '../protocols/bulk-info';
+import { BuddyResponse, decodeBuddy } from '../protocols/buddy';
 import {
   MessageUpdateRequest,
   MessageUpdateResponse,
   encodeMessageUpdate,
   decodeMessageUpdate
-} from '../models/message-update';
+} from '../protocols/message-update';
 import {
   SubscribeRequest,
   SubscribeResponse,
   decodeSubscribe,
   encodeSubscribe
-} from '../models/subscribe';
-import { UnSubscribeRequest, encodeUnSubscribe } from '../models/unsubscribe';
+} from '../protocols/subscribe';
+import {
+  UnSubscribeRequest,
+  encodeUnSubscribe
+} from '../protocols/unsubscribe';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-status/src/public-api.ts b/projects/ucap-webmessenger-protocol-status/src/public-api.ts
index 0734d407..23f2868c 100644
--- a/projects/ucap-webmessenger-protocol-status/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/public-api.ts
@@ -1,13 +1,15 @@
 /*
  * Public API Surface of ucap-webmessenger-protocol-status
  */
+export * from './lib/models/status-bulk-info';
+export * from './lib/models/status-info';
 
-export * from './lib/models/buddy';
-export * from './lib/models/bulk-info';
-export * from './lib/models/message-update';
-export * from './lib/models/status';
-export * from './lib/models/subscribe';
-export * from './lib/models/unsubscribe';
+export * from './lib/protocols/buddy';
+export * from './lib/protocols/bulk-info';
+export * from './lib/protocols/message-update';
+export * from './lib/protocols/status';
+export * from './lib/protocols/subscribe';
+export * from './lib/protocols/unsubscribe';
 
 export * from './lib/services/status-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/buddy-info.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/models/buddy-info.ts
new file mode 100644
index 00000000..0576860c
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/models/buddy-info.ts
@@ -0,0 +1,8 @@
+export interface BuddyInfo {
+  // 사용자SEQ
+  seq: number;
+  // 즐.찾 여부
+  isFavorit: boolean;
+  // 친구여부
+  isBuddy: boolean;
+}
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/group-info.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/models/group-info.ts
new file mode 100644
index 00000000..ac1b4d06
--- /dev/null
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/models/group-info.ts
@@ -0,0 +1,10 @@
+export interface GroupInfo {
+  // 그룹SEQ(n)
+  seq: number;
+  // 그룹이름(s)
+  name: string;
+  // ActiveYN(s)
+  isActive: boolean;
+  // 사용자SEQ(s)
+  userSeqStr: string;
+}
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/buddy.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/protocols/buddy.ts
similarity index 95%
rename from projects/ucap-webmessenger-protocol-sync/src/lib/models/buddy.ts
rename to projects/ucap-webmessenger-protocol-sync/src/lib/protocols/buddy.ts
index 789fb05a..cdfd8e64 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/lib/models/buddy.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/protocols/buddy.ts
@@ -11,15 +11,7 @@ import {
 } from '@ucap-webmessenger/protocol';
 import { UserInfo } from '../types/userInfo';
 import { EmployeeType } from '@ucap-webmessenger/protocol-room';
-
-export interface BuddyInfo {
-  // 사용자SEQ
-  seq: number;
-  // 즐.찾 여부
-  isFavorit: boolean;
-  // 친구여부
-  isBuddy: boolean;
-}
+import { BuddyInfo } from '../models/buddy-info';
 
 export interface BuddyRequest extends ProtocolRequest {
   // 0. 동료 씽크일시(s) cf)2019-09-24 16:51:42
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/protocols/group.ts
similarity index 92%
rename from projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts
rename to projects/ucap-webmessenger-protocol-sync/src/lib/protocols/group.ts
index 95e9b49f..f8f47177 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/protocols/group.ts
@@ -9,17 +9,8 @@ import {
   BodyStringDivider,
   ProtocolStream
 } from '@ucap-webmessenger/protocol';
+import { GroupInfo } from '../models/group-info';
 
-export interface GroupInfo {
-  // 그룹SEQ(n)
-  seq: number;
-  // 그룹이름(s)
-  name: string;
-  // ActiveYN(s)
-  isActive: boolean;
-  // 사용자SEQ(s)
-  userSeqStr: string;
-}
 export interface GroupRequest extends ProtocolRequest {
   // 0. 동료 씽크일시(s) cf)2019-09-24 16:51:42
   syncDate: string;
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/protocols/room.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
rename to projects/ucap-webmessenger-protocol-sync/src/lib/protocols/room.ts
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/services/sync-protocol.service.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/services/sync-protocol.service.ts
index 3233574a..f9304bb3 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/lib/services/sync-protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/services/sync-protocol.service.ts
@@ -13,7 +13,7 @@ import {
   decodeBuddy,
   decodeBuddyDetailData,
   BuddyDetailData
-} from '../models/buddy';
+} from '../protocols/buddy';
 import {
   SVC_TYPE_SYNC_BUDDY,
   SSVC_TYPE_SYNC_BUDDY_REQ,
@@ -50,7 +50,7 @@ import {
   decodeGroup,
   decodeGroupData,
   GroupDetailData
-} from '../models/group';
+} from '../protocols/group';
 import {
   RoomRequest,
   RoomResponse,
@@ -62,7 +62,7 @@ import {
   decodeRoomData,
   decodeRoomUserData,
   decodeRoomUserDataDetail
-} from '../models/room';
+} from '../protocols/room';
 
 @Injectable({
   providedIn: 'root'
diff --git a/projects/ucap-webmessenger-protocol-sync/src/public-api.ts b/projects/ucap-webmessenger-protocol-sync/src/public-api.ts
index b8e35a3f..7ec5d221 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/public-api.ts
@@ -1,9 +1,13 @@
 /*
  * Public API Surface of ucap-webmessenger-protocol-sync
  */
-export * from './lib/models/buddy';
-export * from './lib/models/group';
-export * from './lib/models/room';
+
+export * from './lib/models/buddy-info';
+export * from './lib/models/group-info';
+
+export * from './lib/protocols/buddy';
+export * from './lib/protocols/group';
+export * from './lib/protocols/room';
 
 export * from './lib/services/sync-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol/src/lib/models/packet.ts b/projects/ucap-webmessenger-protocol/src/lib/protocols/packet.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol/src/lib/models/packet.ts
rename to projects/ucap-webmessenger-protocol/src/lib/protocols/packet.ts
diff --git a/projects/ucap-webmessenger-protocol/src/lib/models/protocol.ts b/projects/ucap-webmessenger-protocol/src/lib/protocols/protocol.ts
similarity index 100%
rename from projects/ucap-webmessenger-protocol/src/lib/models/protocol.ts
rename to projects/ucap-webmessenger-protocol/src/lib/protocols/protocol.ts
diff --git a/projects/ucap-webmessenger-protocol/src/lib/services/protocol.service.ts b/projects/ucap-webmessenger-protocol/src/lib/services/protocol.service.ts
index 6776e647..df698334 100644
--- a/projects/ucap-webmessenger-protocol/src/lib/services/protocol.service.ts
+++ b/projects/ucap-webmessenger-protocol/src/lib/services/protocol.service.ts
@@ -13,14 +13,14 @@ import {
 
 import { _MODULE_CONFIG } from '../types/token';
 import { ModuleConfig } from '../types/module-config';
-import { PacketBody } from '../models/packet';
+import { PacketBody } from '../protocols/packet';
 import {
   PacketBodyValueDivider,
   PacketBodyDivider
 } from '../types/packet-body-divider';
 import { PacketBodyValue } from '../types/packet-body-value.type';
 import { SSVC_TYPE_ERROR_RES, ServerErrorCode } from '../types/service';
-import { ProtocolMessage } from '../models/protocol';
+import { ProtocolMessage } from '../protocols/protocol';
 
 import { NGXLogger } from 'ngx-logger';
 
diff --git a/projects/ucap-webmessenger-protocol/src/public-api.ts b/projects/ucap-webmessenger-protocol/src/public-api.ts
index df9dea2f..c0cd2637 100644
--- a/projects/ucap-webmessenger-protocol/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol/src/public-api.ts
@@ -2,8 +2,8 @@
  * Public API Surface of ucap-webmessenger-protocol
  */
 
-export * from './lib/models/packet';
-export * from './lib/models/protocol';
+export * from './lib/protocols/packet';
+export * from './lib/protocols/protocol';
 
 export * from './lib/services/protocol.service';
 
diff --git a/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.html b/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.html
index 6d4f7b5b..5a64567b 100644
--- a/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.html
+++ b/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.html
@@ -6,12 +6,14 @@
 >
   <mat-nested-tree-node *matTreeNodeDef="let node">
     <li>
-      <div class="mat-tree-node">{{ node.title }}</div>
+      <div class="mat-tree-node" (click)="onClickNode(node)">
+        {{ node.title }}
+      </div>
     </li>
   </mat-nested-tree-node>
   <mat-nested-tree-node *matTreeNodeDef="let node; when: hasChildren">
     <li>
-      <div class="mat-tree-node">
+      <div class="mat-tree-node" (click)="onClickNode(node)">
         <button
           mat-icon-button
           matTreeNodeToggle
diff --git a/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.ts b/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.ts
index d517a81b..172237e7 100644
--- a/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.ts
+++ b/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.ts
@@ -3,7 +3,9 @@ import {
   OnInit,
   Input,
   ChangeDetectorRef,
-  ViewChild
+  ViewChild,
+  Output,
+  EventEmitter
 } from '@angular/core';
 import { DeptInfo } from '@ucap-webmessenger/protocol-query';
 import { MatTreeNestedDataSource, MatTree } from '@angular/material';
@@ -44,6 +46,9 @@ export class OraganizationNode {
   styleUrls: ['./tree.component.scss']
 })
 export class TreeComponent implements OnInit {
+  @Output()
+  selected = new EventEmitter<DeptInfo>();
+
   @Input()
   set oraganizationList(deptInfo: DeptInfo[]) {
     const nodeMap = new Map<number, OraganizationNode>();
@@ -103,4 +108,8 @@ export class TreeComponent implements OnInit {
 
   hasChildren = (index: number, node: OraganizationNode) =>
     0 < node.children.value.length;
+
+  onClickNode(node: OraganizationNode) {
+    this.selected.emit(node.deptInfo);
+  }
 }