diff --git a/openair2/COMMON/rrc_messages_def.h b/openair2/COMMON/rrc_messages_def.h
index bdbd73b609..bdc42adf4e 100644
--- a/openair2/COMMON/rrc_messages_def.h
+++ b/openair2/COMMON/rrc_messages_def.h
@@ -19,9 +19,16 @@ MESSAGE_DEF(RRC_UL_DCCH_MESSAGE,        MESSAGE_PRIORITY_MED_PLUS,  RrcUlDcchMes
 #endif
 
 //-------------------------------------------------------------------------------------------//
-// Messages between NAS and RRC layers
-MESSAGE_DEF(NAS_DOWNLINK_DATA_IND,      MESSAGE_PRIORITY_MED,       NasDlDataInd,               nas_dl_data_ind)
-
+// UE: NAS -> RRC messages
+MESSAGE_DEF(NAS_CELL_SELECTION_REQ,     MESSAGE_PRIORITY_MED,       NasCellSelectionReq,        nas_cell_selection_req)
+MESSAGE_DEF(NAS_CONN_ESTABLI_REQ,       MESSAGE_PRIORITY_MED,       NasConnEstabliReq,          nas_conn_establi_req)
 MESSAGE_DEF(NAS_UPLINK_DATA_REQ,        MESSAGE_PRIORITY_MED,       NasUlDataReq,               nas_ul_data_req)
+
+// UE: RRC -> NAS messages
+MESSAGE_DEF(NAS_CELL_SELECTION_CNF,     MESSAGE_PRIORITY_MED,       NasCellSelectionCnf,        nas_cell_selection_cnf)
+MESSAGE_DEF(NAS_CELL_SELECTION_IND,     MESSAGE_PRIORITY_MED,       NasCellSelectionInd,        nas_cell_selection_ind)
+MESSAGE_DEF(NAS_PAGING_IND,             MESSAGE_PRIORITY_MED,       NasPagingInd,               nas_paging_ind)
+MESSAGE_DEF(NAS_CONN_ESTABLI_CNF,       MESSAGE_PRIORITY_MED,       NasConnEstabCnf,            nas_conn_establi_cnf)
+MESSAGE_DEF(NAS_CONN_RELEASE_IND,       MESSAGE_PRIORITY_MED,       NasConnReleaseInd,          nas_conn_release_ind)
 MESSAGE_DEF(NAS_UPLINK_DATA_CNF,        MESSAGE_PRIORITY_MED,       NasUlDataCnf,               nas_ul_data_cnf)
-MESSAGE_DEF(NAS_UPLINK_DATA_IND,        MESSAGE_PRIORITY_MED,       NasUlDataInd,               nas_ul_data_ind)
+MESSAGE_DEF(NAS_DOWNLINK_DATA_IND,      MESSAGE_PRIORITY_MED,       NasDlDataInd,               nas_dl_data_ind)
diff --git a/openair2/COMMON/rrc_messages_types.h b/openair2/COMMON/rrc_messages_types.h
index 252e71d3df..3f485e413a 100644
--- a/openair2/COMMON/rrc_messages_types.h
+++ b/openair2/COMMON/rrc_messages_types.h
@@ -30,18 +30,31 @@ typedef UL_DCCH_Message_t       RrcUlDcchMessage;
 
 //-------------------------------------------------------------------------------------------//
 // Defines to access message fields.
+#define NAS_CELL_SELECTION_REQ(mSGpTR)              (mSGpTR)->ittiMsg.nas_cell_selection_req
+#define NAS_CONN_ESTABLI_REQ(mSGpTR)                (mSGpTR)->ittiMsg.nas_conn_establi_req
+#define NAS_UPLINK_DATA_REQ(mSGpTR)                 (mSGpTR)->ittiMsg.nas_ul_data_req
+
+#define NAS_CELL_SELECTION_CNF(mSGpTR)              (mSGpTR)->ittiMsg.nas_cell_selection_cnf
+#define NAS_CELL_SELECTION_IND(mSGpTR)              (mSGpTR)->ittiMsg.nas_cell_selection_ind
+#define NAS_PAGING_IND(mSGpTR)                      (mSGpTR)->ittiMsg.nas_paging_ind
+#define NAS_CONN_ESTABLI_CNF(mSGpTR)                (mSGpTR)->ittiMsg.nas_conn_establi_cnf
+#define NAS_CONN_RELEASE_IND(mSGpTR)                (mSGpTR)->ittiMsg.nas_conn_release_ind
+#define NAS_UPLINK_DATA_CNF(mSGpTR)                 (mSGpTR)->ittiMsg.nas_ul_data_cnf
 #define NAS_DOWNLINK_DATA_IND(mSGpTR)               (mSGpTR)->ittiMsg.nas_dl_data_ind
 
-#define NAS_UPLINK_DATA_REQ(mSGpTR)                 (mSGpTR)->ittiMsg.nas_ul_data_req
-#define NAS_UPLINK_DATA_CNF(mSGpTR)                 (mSGpTR)->ittiMsg.nas_ul_data_cnf
-#define NAS_UPLINK_DATA_IND(mSGpTR)                 (mSGpTR)->ittiMsg.nas_ul_data_ind
-
 //-------------------------------------------------------------------------------------------//
-// Messages between NAS and RRC layers
-typedef dl_info_transfer_ind_t NasDlDataInd;
+// UE: NAS -> RRC messages
+typedef cell_info_req_t         NasCellSelectionReq;
+typedef nas_establish_req_t     NasConnEstabliReq;
+typedef ul_info_transfer_req_t  NasUlDataReq;
 
-typedef ul_info_transfer_req_t NasUlDataReq;
-typedef ul_info_transfer_cnf_t NasUlDataCnf;
-typedef ul_info_transfer_ind_t NasUlDataInd;
+// UE: RRC -> NAS messages
+typedef cell_info_cnf_t         NasCellSelectionCnf;
+typedef cell_info_ind_t         NasCellSelectionInd;
+typedef paging_ind_t            NasPagingInd;
+typedef nas_establish_cnf_t     NasConnEstabCnf;
+typedef nas_release_ind_t       NasConnReleaseInd;
+typedef ul_info_transfer_cnf_t  NasUlDataCnf;
+typedef dl_info_transfer_ind_t  NasDlDataInd;
 
 #endif /* RRC_MESSAGES_TYPES_H_ */