diff --git a/datalink814_ge/src/linklayer/net_mgmt.c b/datalink814_ge/src/linklayer/net_mgmt.c
index 96ca4f7..b3b83ea 100644
--- a/datalink814_ge/src/linklayer/net_mgmt.c
+++ b/datalink814_ge/src/linklayer/net_mgmt.c
@@ -918,8 +918,18 @@ int32_t MgmtNet_Routine(L2_INST* instPtr, const L2_RTNE_TABLE_ENTRY* rtneEntry){
 	if (L2_GetLastFrameType(instPtr) == L2_INTRA_TSYNC_FRAME && L2_GetLastTor(instPtr) == L2_TOR_RX) {
 		RTT_FsmUpdate(instPtr, L2_TOR_RX);
 	} 
-	if (rtneEntry->slotType == SLOT_INTRA_TSYNC && torState == L2_TOR_TX) {
+	if (rtneEntry->slotType == SLOT_INTRA_TSYNC) {
+		if(torState == L2_TOR_TX) {
 		RTT_FsmUpdate(instPtr, L2_TOR_TX);
+		}
+		else if (torState == L2_TOR_RX)
+		{
+			L2_SCHD_EVENT* rttRxEvent = L2_CreatNewSchdEvent(instPtr->schdEventPool, L2_EV_RTT_RECV_UPDATE, true);
+			if(rttRxEvent == NULL) {
+				DBG_ERROR("Failed to initialize rtt event.\n");
+			}
+			Status = L2_ScheduleEventAfter(instPtr, rttRxEvent, INTRA_TSYNC_SLOTS + 1);
+		}
 	}
 
 	switch (rtneEntry->slotType) {