diff --git a/src/rua_common.c b/src/rua_common.c
index 637cd72..8f4da12 100644
--- a/src/rua_common.c
+++ b/src/rua_common.c
@@ -7,41 +7,106 @@
 
 extern int asn1_xer_print;
 
+static const struct value_string rua_cause_radio_vals[] = {
+	{ RUA_CauseRadioNetwork_normal,		 "normal" },
+	{ RUA_CauseRadioNetwork_connect_failed,	 "connect failed" },
+	{ RUA_CauseRadioNetwork_network_release, "network release" },
+	{ RUA_CauseRadioNetwork_unspecified,	 "unspecified" },
+	{ 0, NULL }
+};
+
+static const struct value_string rua_cause_transp_vals[] = {
+	{ RUA_CauseTransport_transport_resource_unavailable, "resource unavailable" },
+	{ RUA_CauseTransport_unspecified, "unspecified" },
+	{ 0, NULL }
+};
+
+static const struct value_string rua_cause_prot_vals[] = {
+	{ RUA_CauseProtocol_transfer_syntax_error, "syntax error" },
+	{ RUA_CauseProtocol_abstract_syntax_error_reject,
+		"abstract syntax error; reject" },
+	{ RUA_CauseProtocol_abstract_syntax_error_ignore_and_notify,
+		"abstract syntax error; ignore and notify" },
+	{ RUA_CauseProtocol_message_not_compatible_with_receiver_state,
+		"message not compatible with receiver state" },
+	{ RUA_CauseProtocol_semantic_error, "semantic error" },
+	{ RUA_CauseProtocol_unspecified, "unspecified" },
+	{ RUA_CauseProtocol_abstract_syntax_error_falsely_constructed_message,
+		"falsely constructed message" },
+	{ 0, NULL }
+};
+
+static const struct value_string rua_cause_misc_vals[] = {
+	{ RUA_CauseMisc_processing_overload,	"processing overload" },
+	{ RUA_CauseMisc_hardware_failure,	"hardware failure" },
+	{ RUA_CauseMisc_o_and_m_intervention,	"OAM intervention" },
+	{ RUA_CauseMisc_unspecified, 		"unspecified" },
+	{ 0, NULL }
+};
+
+char *rua_cause_str(RUA_Cause_t *cause)
+{
+	static char buf[32];
+
+	switch (cause->present) {
+	case RUA_Cause_PR_radioNetwork:
+		snprintf(buf, sizeof(buf), "radio(%s)",
+			 get_value_string(rua_cause_radio_vals,
+					 cause->choice.radioNetwork));
+		break;
+	case RUA_Cause_PR_transport:
+		snprintf(buf, sizeof(buf), "transport(%s)",
+			get_value_string(rua_cause_transp_vals,
+					cause->choice.transport));
+		break;
+	case RUA_Cause_PR_protocol:
+		snprintf(buf, sizeof(buf), "protocol(%s)",
+			get_value_string(rua_cause_prot_vals,
+					cause->choice.protocol));
+		break;
+	case RUA_Cause_PR_misc:
+		snprintf(buf, sizeof(buf), "misc(%s)",
+			get_value_string(rua_cause_misc_vals,
+					cause->choice.misc));
+		break;
+	}
+	return buf;
+}
+
+
 static struct msgb *rua_msgb_alloc(void)
 {
 	return msgb_alloc(1024, "RUA Tx");
 }
 
-#if 0
-ssize_t rua_generate_initiating_message(uint8_t ** buffer,
-					uint32_t * length,
+struct msgb *rua_generate_initiating_message(
 					e_RUA_ProcedureCode procedureCode,
 					RUA_Criticality_t criticality,
 					asn_TYPE_descriptor_t * td, void *sptr)
 {
 	RUA_RUA_PDU_t pdu;
+	struct msgb *msg = rua_msgb_alloc();
+	asn_enc_rval_t rval;
 	ssize_t encoded;
 
 	memset(&pdu, 0, sizeof(pdu));
-
 	pdu.present = RUA_RUA_PDU_PR_initiatingMessage;
 	pdu.choice.initiatingMessage.procedureCode = procedureCode;
 	pdu.choice.initiatingMessage.criticality = criticality;
 	ANY_fromType_aper(&pdu.choice.initiatingMessage.value, td, sptr);
 
-	if (asn1_xer_print)
-		xer_fprint(stdout, &asn_DEF_RUA_RUA_PDU, (void *)&pdu);
-
-	if ((encoded =
-	     aper_encode_to_new_buffer(&asn_DEF_RUA_RUA_PDU, 0, &pdu,
-				       (void **)buffer)) < 0) {
-		return -1;
+	rval = aper_encode_to_buffer(&asn_DEF_RUA_RUA_PDU, &pdu,
+				     msg->data, msgb_tailroom(msg));
+	if (rval.encoded < 0) {
+		LOGP(DMAIN, LOGL_ERROR, "Error encoding type %s\n", rval.failed_type->name);
+		msgb_free(msg);
+		return NULL;
 	}
 
-	*length = encoded;
-	return encoded;
+	msgb_put(msg, rval.encoded/8);
+
+	return msg;
 }
-#endif
 
 struct msgb *rua_generate_successful_outcome(
 					   e_RUA_ProcedureCode procedureCode,
@@ -74,7 +139,7 @@
 		return NULL;
 	}
 
-	msgb_put(msg, rval.encoded);
+	msgb_put(msg, rval.encoded/8);
 
 	return msg;
 }