diff --git a/src/ac/ac_dfa_reset.c b/src/ac/ac_dfa_reset.c
index 6162424..10aa8e3 100644
--- a/src/ac/ac_dfa_reset.c
+++ b/src/ac/ac_dfa_reset.c
@@ -11,9 +11,12 @@ void ac_dfa_state_reset(struct ac_session_t* session, struct capwap_parsed_packe
 	ASSERT(packet != NULL);
 
 	binding = GET_WBID_HEADER(packet->rxmngpacket->header);
-	if ((binding == session->binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_RESET_RESPONSE) && ((session->localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if ((binding == session->binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_RESET_RESPONSE) && (session->localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
 		struct capwap_resultcode_element* resultcode;
 
+		/* */
+		session->localseqnumber++;
+
 		/* Check the success of the Request */
 		resultcode = (struct capwap_resultcode_element*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_RESULTCODE);
 		if (resultcode && !CAPWAP_RESULTCODE_OK(resultcode->code)) {
diff --git a/src/ac/ac_dfa_run.c b/src/ac/ac_dfa_run.c
index a13b844..ffbd63f 100644
--- a/src/ac/ac_dfa_run.c
+++ b/src/ac/ac_dfa_run.c
@@ -231,7 +231,13 @@ void ac_dfa_state_run(struct ac_session_t* session, struct capwap_parsed_packet*
 	ASSERT(session != NULL);
 	ASSERT(packet != NULL);
 
-	if (capwap_is_request_type(packet->rxmngpacket->ctrlmsg.type) || ((session->localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if (capwap_is_request_type(packet->rxmngpacket->ctrlmsg.type) || (session->localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
+		/* Update sequence number */
+		if (!capwap_is_request_type(packet->rxmngpacket->ctrlmsg.type)) {
+			session->localseqnumber++;
+		}
+
+		/* Parsing message */
 		switch (packet->rxmngpacket->ctrlmsg.type) {
 			case CAPWAP_CONFIGURATION_UPDATE_RESPONSE: {
 				/* TODO */
diff --git a/src/ac/ac_session.c b/src/ac/ac_session.c
index 0961894..41b75ee 100644
--- a/src/ac/ac_session.c
+++ b/src/ac/ac_session.c
@@ -129,7 +129,7 @@ static int ac_session_action_authorizestation_response(struct ac_session_t* sess
 
 					/* Build packet */
 					capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, session->binding);
-					txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_STATION_CONFIGURATION_REQUEST, session->localseqnumber++, session->mtu);
+					txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_STATION_CONFIGURATION_REQUEST, session->localseqnumber, session->mtu);
 
 					/* Add message element */
 					capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ADDSTATION, &addstation);
@@ -198,7 +198,7 @@ static int ac_session_action_resetwtp(struct ac_session_t* session, struct ac_no
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, session->binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_RESET_REQUEST, session->localseqnumber++, session->mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_RESET_REQUEST, session->localseqnumber, session->mtu);
 
 	/* Add message element */
 	capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_IMAGEIDENTIFIER, &imageidentifier);
@@ -256,7 +256,7 @@ static int ac_session_action_addwlan(struct ac_session_t* session, struct ac_not
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, session->binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_IEEE80211_WLAN_CONFIGURATION_REQUEST, session->localseqnumber++, session->mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_IEEE80211_WLAN_CONFIGURATION_REQUEST, session->localseqnumber, session->mtu);
 
 	/* Add message element */
 	capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_ADD_WLAN, &addwlan);
@@ -333,7 +333,7 @@ static int ac_session_action_station_configuration_ieee8011_delete_station(struc
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, session->binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_STATION_CONFIGURATION_REQUEST, session->localseqnumber++, session->mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_STATION_CONFIGURATION_REQUEST, session->localseqnumber, session->mtu);
 
 	/* Add message element */
 	capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_DELETESTATION, &deletestation);
diff --git a/src/wtp/wtp_dfa_configure.c b/src/wtp/wtp_dfa_configure.c
index 974bf4f..9a71c1a 100644
--- a/src/wtp/wtp_dfa_configure.c
+++ b/src/wtp/wtp_dfa_configure.c
@@ -15,7 +15,7 @@ void wtp_send_configure(void) {
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, g_wtp.binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_CONFIGURATION_STATUS_REQUEST, g_wtp.localseqnumber++, g_wtp.mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_CONFIGURATION_STATUS_REQUEST, g_wtp.localseqnumber, g_wtp.mtu);
 
 	/* Add message element */
 	capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACNAME, &g_wtp.acname);
@@ -111,7 +111,9 @@ void wtp_dfa_state_configure(struct capwap_parsed_packet* packet) {
 
 	/* */
 	binding = GET_WBID_HEADER(packet->rxmngpacket->header);
-	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_CONFIGURATION_STATUS_RESPONSE) && ((g_wtp.localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_CONFIGURATION_STATUS_RESPONSE) && (g_wtp.localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
+		g_wtp.localseqnumber++;
+
 		/* Valid packet, free request packet */
 		wtp_free_reference_last_request();
 
diff --git a/src/wtp/wtp_dfa_datacheck.c b/src/wtp/wtp_dfa_datacheck.c
index b9f05b9..09cbb06 100644
--- a/src/wtp/wtp_dfa_datacheck.c
+++ b/src/wtp/wtp_dfa_datacheck.c
@@ -11,7 +11,7 @@ void wtp_send_datacheck(void) {
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, g_wtp.binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_CHANGE_STATE_EVENT_REQUEST, g_wtp.localseqnumber++, g_wtp.mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_CHANGE_STATE_EVENT_REQUEST, g_wtp.localseqnumber, g_wtp.mtu);
 
 	/* Add message element */
 	wtp_create_radioopsstate_element(txmngpacket);
@@ -51,7 +51,9 @@ void wtp_dfa_state_datacheck(struct capwap_parsed_packet* packet) {
 
 	/* */
 	binding = GET_WBID_HEADER(packet->rxmngpacket->header);
-	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_CHANGE_STATE_EVENT_RESPONSE) && ((g_wtp.localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_CHANGE_STATE_EVENT_RESPONSE) && (g_wtp.localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
+		g_wtp.localseqnumber++;
+
 		/* Valid packet, free request packet */
 		wtp_free_reference_last_request();
 
diff --git a/src/wtp/wtp_dfa_discovery.c b/src/wtp/wtp_dfa_discovery.c
index ee6cae5..f4cf98a 100644
--- a/src/wtp/wtp_dfa_discovery.c
+++ b/src/wtp/wtp_dfa_discovery.c
@@ -141,7 +141,7 @@ void wtp_dfa_state_discovery_timeout(struct capwap_timeout* timeout, unsigned lo
 
 		/* Build packet */
 		capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, g_wtp.binding);
-		txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_DISCOVERY_REQUEST, g_wtp.localseqnumber++, g_wtp.mtu);
+		txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_DISCOVERY_REQUEST, g_wtp.localseqnumber, g_wtp.mtu);
 
 		/* Add message element */
 		capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_DISCOVERYTYPE, &g_wtp.discoverytype);
@@ -192,9 +192,12 @@ void wtp_dfa_state_discovery(struct capwap_parsed_packet* packet) {
 
 	/* */
 	binding = GET_WBID_HEADER(packet->rxmngpacket->header);
-	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_DISCOVERY_RESPONSE) && ((g_wtp.localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_DISCOVERY_RESPONSE) && (g_wtp.localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
 		struct capwap_resultcode_element* resultcode;
 
+		/* */
+		g_wtp.localseqnumber++;
+
 		/* Check the success of the Request */
 		resultcode = (struct capwap_resultcode_element*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_RESULTCODE);
 		if (!resultcode || CAPWAP_RESULTCODE_OK(resultcode->code)) {
diff --git a/src/wtp/wtp_dfa_join.c b/src/wtp/wtp_dfa_join.c
index d720878..4e6b9bd 100644
--- a/src/wtp/wtp_dfa_join.c
+++ b/src/wtp/wtp_dfa_join.c
@@ -31,7 +31,7 @@ void wtp_send_join(void) {
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, g_wtp.binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_JOIN_REQUEST, g_wtp.localseqnumber++, g_wtp.mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_JOIN_REQUEST, g_wtp.localseqnumber, g_wtp.mtu);
 
 	/* Add message element */
 	capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_LOCATION, &g_wtp.location);
@@ -97,7 +97,9 @@ void wtp_dfa_state_join(struct capwap_parsed_packet* packet) {
 
 	/* */
 	binding = GET_WBID_HEADER(packet->rxmngpacket->header);
-	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_JOIN_RESPONSE) && ((g_wtp.localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_JOIN_RESPONSE) && (g_wtp.localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
+		g_wtp.localseqnumber++;
+
 		/* Valid packet, free request packet */
 		wtp_free_reference_last_request();
 
diff --git a/src/wtp/wtp_dfa_run.c b/src/wtp/wtp_dfa_run.c
index 891504e..e542f2a 100644
--- a/src/wtp/wtp_dfa_run.c
+++ b/src/wtp/wtp_dfa_run.c
@@ -13,7 +13,7 @@ static int send_echo_request(void) {
 
 	/* Build packet */
 	capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, g_wtp.binding);
-	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_ECHO_REQUEST, g_wtp.localseqnumber++, g_wtp.mtu);
+	txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_ECHO_REQUEST, g_wtp.localseqnumber, g_wtp.mtu);
 
 	/* Add message element */
 	/* CAPWAP_ELEMENT_VENDORPAYLOAD */				/* TODO */
@@ -269,7 +269,13 @@ void wtp_recv_data(uint8_t* buffer, int length) {
 void wtp_dfa_state_run(struct capwap_parsed_packet* packet) {
 	ASSERT(packet != NULL);
 
-	if (capwap_is_request_type(packet->rxmngpacket->ctrlmsg.type) || ((g_wtp.localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
+	if (capwap_is_request_type(packet->rxmngpacket->ctrlmsg.type) || (g_wtp.localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
+		/* Update sequence */
+		if (!capwap_is_request_type(packet->rxmngpacket->ctrlmsg.type)) {
+			g_wtp.localseqnumber++;
+		}
+
+		/* Parsing message */
 		switch (packet->rxmngpacket->ctrlmsg.type) {
 			case CAPWAP_CONFIGURATION_UPDATE_REQUEST: {
 				/* TODO */