diff -r 000000000000 -r a4daefaec16c voipplugins/dhcppositionprovider/inc/dhcpconnectionstateobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/voipplugins/dhcppositionprovider/inc/dhcpconnectionstateobserver.h	Mon Jan 18 20:12:36 2010 +0200
@@ -0,0 +1,43 @@
+/*
+* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Class description file for CDhcpConnectionEngine
+*
+*/
+
+
+#ifndef DHCPCONNECTIONSTATEOBSERVER1_H
+#define DHCPCONNECTIONSTATEOBSERVER1_H
+
+// INCLUDES
+#include <e32base.h>
+
+// CLASS DECLARATION
+
+/**
+* MDhcpConnectionStateObserver  State Observer interface
+*/
+class MDhcpConnectionStateObserver
+    {
+    public:
+
+        /*
+         * StateChangedL()
+         *
+         * Notify state change
+         */
+        virtual void StateChangedL() = 0;
+    };
+
+#endif // DHCPCONNECTIONSTATEOBSERVER_H
+