diff --git a/core/AmPlayoutBuffer.cpp b/core/AmPlayoutBuffer.cpp
index 00da5d1d..3e58b0a1 100644
--- a/core/AmPlayoutBuffer.cpp
+++ b/core/AmPlayoutBuffer.cpp
@@ -1,3 +1,29 @@
+/*
+ * $Id$
+ *
+ * Copyright (C) 2005-2006 iptelorg GmbH
+ *
+ * This file is part of sems, a free SIP media server.
+ *
+ * sems is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version
+ *
+ * For a license to use the ser software under conditions
+ * other than those described here, or to purchase support for this
+ * software, please contact iptel.org by e-mail at the following addresses:
+ *    info@iptel.org
+ *
+ * sems is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with this program; if not, write to the Free Software 
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
 
 #include "AmPlayoutBuffer.h"
 #include "AmAudio.h"