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+Unless specified otherwise, this software package is copyrighted under the terms of the BSD license, as follow:
+
+Software License Agreement (BSD License)
+
+Copyright (c) 2008-2011, WIDE Project and NICT
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms, with or without modification, are 
+permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above 
+  copyright notice, this list of conditions and the 
+  following disclaimer.
+   
+* Redistributions in binary form must reproduce the above 
+  copyright notice, this list of conditions and the 
+  following disclaimer in the documentation and/or other
+  materials provided with the distribution.
+
+* Neither the name of the WIDE Project or NICT nor the 
+  names of its contributors may be used to endorse or 
+  promote products derived from this software without 
+  specific prior written permission of WIDE Project and 
+  NICT.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED 
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 
+PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 
+TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
+ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+
+The following authors have contributed the following files. See source files for copyright information.
+
+ * Alexandre Westfahl:
+  extensions/dict_sip/*
+  extensions/app_sip/*
+  extensions/app_radgw/rgwx_sip.c
+
+ * Souheil Ben Ayed:
+  extensions/app_diameap/*
+
+ * Francois Bard:
+  extensions/dict_mip6a/*
+  extensions/dict_mip6i/*
+  extensions/dict_nas_mipv6/*
+  extensions/dict_rfc5777/*