diff --git a/extensions/test_sip/userauthorization.c b/extensions/test_sip/userauthorization.c
new file mode 100644
index 0000000..e07a5ad
--- /dev/null
+++ b/extensions/test_sip/userauthorization.c
@@ -0,0 +1,156 @@
+/*********************************************************************************************************
+* Software License Agreement (BSD License)                                                               *
+* Author: Alexandre Westfahl <awestfahl@freediameter.net>						 *
+*													 *
+* Copyright (c) 2010, Alexandre Westfahl, Teraoka Laboratory (Keio University), and the WIDE Project. 	 *		
+*													 *
+* 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 Teraoka Laboratory nor the 							 *
+*   names of its contributors may be used to endorse or 						 *
+*   promote products derived from this software without 						 *
+*   specific prior written permission of Teraoka Laboratory 						 *
+*   													 *
+* 													 *
+* 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.								 *
+*********************************************************************************************************/
+#include "test_sip.h"
+
+//Called to send a UAR
+int test_sip_UAR_cb()
+{
+	struct dict_object * uar_model=NULL;
+	struct msg * message=NULL;
+	struct avp *avp=NULL;
+	union avp_value value;
+	
+	//Fake values START
+	char *sip_aor="sip:aw-lappy@tera.ics.keio.ac.jp";
+	size_t aor_len=strlen(sip_aor); 
+	 char *destination_realm="tera.ics.keio.ac.jp";
+	size_t destination_realmlen=strlen(destination_realm);
+	 char *destination_host="suika.tera.ics.keio.ac.jp";
+	size_t destination_hostlen=strlen(destination_host);
+	 char *username="aw-lappy";
+	size_t usernamelen=strlen(username);
+	 char *visitednetwork="Pink";
+	size_t visitednetworklen=strlen(visitednetwork);
+	int registrationtype = 2;
+	//Fake values STOP
+	
+	//Create the base message for an RTR
+	CHECK_FCT( fd_dict_search( fd_g_config->cnf_dict, DICT_COMMAND, CMD_BY_NAME, "User-Authorization-Request", &uar_model, ENOENT) );
+	CHECK_FCT( fd_msg_new (uar_model, 0, &message));
+	
+	
+	
+	// Create a new session 
+	{
+		CHECK_FCT( fd_msg_new_session( message, (os0_t)"appsip", CONSTSTRLEN("appsip") ) );
+	}
+	
+	//Add the Auth-Application-Id 
+	{
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.Auth_Application_Id, 0, &avp ) );
+		value.i32 = 6;
+		CHECK_FCT( fd_msg_avp_setvalue ( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add ( message, MSG_BRW_LAST_CHILD, avp) );
+	}
+	
+	//Auth_Session_State
+	{
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.Auth_Session_State, 0, &avp ) );
+		value.i32=1;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+	}
+	
+	//Origin_Host & Origin_Realm
+	CHECK_FCT( fd_msg_add_origin ( message, 0 ));
+	
+	//Destination_Host
+	{
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.Destination_Host, 0, &avp ) );
+		value.os.data=(unsigned char *)destination_host;
+		value.os.len=destination_hostlen;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+	}
+	//Destination_Realm
+	{
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.Destination_Realm, 0, &avp ) );
+		value.os.data=(unsigned char *)destination_realm;
+		value.os.len=destination_realmlen;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+	}
+	
+	//SIP_AOR
+	{
+		
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.SIP_AOR, 0, &avp ) );
+		value.os.data=(unsigned char *)sip_aor;
+		value.os.len=aor_len;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+		
+	}
+	//Username
+	{
+		
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.User_Name, 0, &avp ) );
+		value.os.data=(unsigned char *)username;
+		value.os.len=usernamelen;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+		
+	}
+	//Visited Network
+	{
+		
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.SIP_Visited_Network_Id, 0, &avp ) );
+		value.os.data=(unsigned char *)visitednetwork;
+		value.os.len=visitednetworklen;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+		
+	}
+	//Authorization Type
+	{
+		
+		CHECK_FCT( fd_msg_avp_new ( sip_dict.SIP_User_Authorization_Type, 0, &avp ) );
+		value.i32=registrationtype;
+		CHECK_FCT( fd_msg_avp_setvalue( avp, &value ) );
+		CHECK_FCT( fd_msg_avp_add( message, MSG_BRW_LAST_CHILD, avp ) );
+		
+	}
+	
+	CHECK_FCT( fd_msg_send( &message, NULL, NULL ));
+	
+	return 0;
+}
+
+int test_sip_UAA_cb( struct msg ** msg, struct avp * paramavp, struct session * sess, void * opaque, enum disp_action * act)
+{
+	
+	return 0;
+}