diff -r 000000000000 -r 1bce908db942 natfw/natfwconnectionmultiplexer/inc/mncmicmpobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/natfw/natfwconnectionmultiplexer/inc/mncmicmpobserver.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,58 @@
+/*
+* Copyright (c) 2008 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:    Observer interface used to receive notifications from
+*                Connection Multiplexer ICMP receiver.
+*
+*/
+
+
+
+
+#ifndef M_MNCMICMPOBSERVER_H
+#define M_MNCMICMPOBSERVER_H
+
+// INCLUDES
+#include <e32base.h>
+
+class TInetAddr;
+
+/**
+ *  Observer interface used to receive notifications from
+ *  Connection Multiplexer ICMP receiver
+ *
+ *  @lib connectionmux.lib
+ *  @since S60 v3.2
+ */
+class MNcmIcmpObserver
+    {
+    public:          
+
+        /**
+         * Notifies that an ICMP error is occurred using
+         * the specified remote address. Gets a local address and
+         * a remote address to be used in the creation of the ICMP message.
+         *
+         * @since   S60 v3.2
+         * @param   aAddress        Remote address on which the error occurred
+         * @param   aLocalAddress   Reference to local address
+         * @param   aRemoteAddress  Reference to remote address
+         * @return  void
+         */
+        virtual void IcmpError( const TInetAddr& aAddress,
+            TInetAddr& aLocalAddress, TInetAddr& aRemoteAddress ) = 0;
+    };
+
+#endif  // M_MNCMICMPOBSERVER_H  
+           
+//  End of File
\ No newline at end of file