diff --git a/lib/server/v2/webDAVServer/WebDAVServer.d.ts b/lib/server/v2/webDAVServer/WebDAVServer.d.ts
index 171d36f1..f8b42f6b 100644
--- a/lib/server/v2/webDAVServer/WebDAVServer.d.ts
+++ b/lib/server/v2/webDAVServer/WebDAVServer.d.ts
@@ -1,8 +1,9 @@
 /// <reference types="node" />
 import { WebDAVServerOptions } from '../WebDAVServerOptions';
-import { RequestContext, HTTPMethod } from '../WebDAVRequest';
+import { RequestContext, RequestContextExternalOptions } from '../RequestContext';
+import { HTTPMethod } from '../WebDAVRequest';
 import { HTTPAuthentication } from '../../../user/v2/authentication/HTTPAuthentication';
-import { IPrivilegeManager } from '../../../user/v2/privilege/IPrivilegeManager';
+import { PrivilegeManager } from '../../../user/v2/privilege/PrivilegeManager';
 import { FileSystem } from '../../../manager/v2/fileSystem/FileSystem';
 import { ReturnCallback } from '../../../manager/v2/fileSystem/CommonTypes';
 import { Resource } from '../../../manager/v2/fileSystem/Resource';
@@ -15,7 +16,7 @@ import * as http from 'http';
 export declare type WebDAVServerStartCallback = (server?: http.Server) => void;
 export declare class WebDAVServer {
     httpAuthentication: HTTPAuthentication;
-    privilegeManager: IPrivilegeManager;
+    privilegeManager: PrivilegeManager;
     options: WebDAVServerOptions;
     methods: {
         [methodName: string]: HTTPMethod;
@@ -28,6 +29,10 @@ export declare class WebDAVServer {
         [path: string]: FileSystem;
     };
     constructor(options?: WebDAVServerOptions);
+    createExternalContext(): RequestContext;
+    createExternalContext(callback: (error: Error, ctx: RequestContext) => void): RequestContext;
+    createExternalContext(options: RequestContextExternalOptions): RequestContext;
+    createExternalContext(options: RequestContextExternalOptions, callback: (error: Error, ctx: RequestContext) => void): RequestContext;
     rootFileSystem(): FileSystem;
     getResource(ctx: RequestContext, path: Path | string, callback: ReturnCallback<Resource>): void;
     setFileSystem(path: Path | string, fs: FileSystem, callback: (successed?: boolean) => void): void;
diff --git a/lib/server/v2/webDAVServer/WebDAVServer.js b/lib/server/v2/webDAVServer/WebDAVServer.js
index 06b81919..bc362931 100644
--- a/lib/server/v2/webDAVServer/WebDAVServer.js
+++ b/lib/server/v2/webDAVServer/WebDAVServer.js
@@ -1,6 +1,7 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var WebDAVServerOptions_1 = require("../WebDAVServerOptions");
+var RequestContext_1 = require("../RequestContext");
 var Commands_1 = require("../commands/Commands");
 var Path_1 = require("../../../manager/v2/Path");
 var persistence = require("./Persistence");
@@ -30,6 +31,9 @@ var WebDAVServer = (function () {
             else
                 this.method(k, new commands[k]());
     }
+    WebDAVServer.prototype.createExternalContext = function (_options, _callback) {
+        return RequestContext_1.RequestContext.createExternal(this, _options, _callback);
+    };
     WebDAVServer.prototype.rootFileSystem = function () {
         return this.fileSystems['/'];
     };
diff --git a/src/server/v2/webDAVServer/WebDAVServer.ts b/src/server/v2/webDAVServer/WebDAVServer.ts
index 14b25035..87e8ab04 100644
--- a/src/server/v2/webDAVServer/WebDAVServer.ts
+++ b/src/server/v2/webDAVServer/WebDAVServer.ts
@@ -1,7 +1,8 @@
 import { WebDAVServerOptions, setDefaultServerOptions } from '../WebDAVServerOptions'
-import { HTTPCodes, RequestContext, HTTPMethod } from '../WebDAVRequest'
+import { RequestContext, RequestContextExternalOptions } from '../RequestContext'
+import { HTTPCodes, HTTPMethod } from '../WebDAVRequest'
 import { HTTPAuthentication } from '../../../user/v2/authentication/HTTPAuthentication'
-import { IPrivilegeManager } from '../../../user/v2/privilege/IPrivilegeManager'
+import { PrivilegeManager } from '../../../user/v2/privilege/PrivilegeManager'
 import { FileSystem } from '../../../manager/v2/fileSystem/FileSystem'
 import { ReturnCallback } from '../../../manager/v2/fileSystem/CommonTypes'
 import { Resource } from '../../../manager/v2/fileSystem/Resource'
@@ -21,7 +22,7 @@ export type WebDAVServerStartCallback = (server ?: http.Server) => void;
 export class WebDAVServer
 {
     public httpAuthentication : HTTPAuthentication
-    public privilegeManager : IPrivilegeManager
+    public privilegeManager : PrivilegeManager
     public options : WebDAVServerOptions
     public methods : { [methodName : string]: HTTPMethod }
 
@@ -56,6 +57,14 @@ export class WebDAVServer
                 this.method(k, new commands[k]());
     }
 
+    createExternalContext() : RequestContext
+    createExternalContext(callback : (error : Error, ctx : RequestContext) => void) : RequestContext
+    createExternalContext(options : RequestContextExternalOptions) : RequestContext
+    createExternalContext(options : RequestContextExternalOptions, callback : (error : Error, ctx : RequestContext) => void) : RequestContext
+    createExternalContext(_options ?: RequestContextExternalOptions | ((error : Error, ctx : RequestContext) => void), _callback ?: (error : Error, ctx : RequestContext) => void) : RequestContext
+    {
+        return RequestContext.createExternal(this, _options, _callback);
+    }
 
     rootFileSystem() : FileSystem
     {